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| summary | google scholar |
| 2023 |
| A. Fornaroli and D. Gatica-Perez Urban Crowdsourcing Platforms in the World: A Systematic Review ACM Digital Government: Research and Practice (DGOV), Special Issue on Citizen Centricity in Smart Cities, accepted for publication |
| P. Helm, A. De Goetzen, L. Cernuzzi, A. Hume, S. Diwakar, S. Ruiz-Correa, and D. Gatica-Perez Diversity and Neocolonialism in Big Data Research: Avoiding Extractivism while Struggling with Paternalism Big Data and Society, accepted for publication |
| Y. Lin and D. Gatica-Perez Characterizing Swiss Alpine Lakes: From Wikipedia to Citizen Science ACM Journal on Computing and Sustainable Societies (JCSS), accepted for publication |
| A. Bangerter, E. Mayor, S. Muralidhar, E. Kleinlogel, D. Gatica-Perez, and M. Schmid Mast Automatic Identification of Storytelling Responses to Past-Behavior Interview Questions via Machine Learning International Journal of Selection and Assessment, published online Mar. 2023 |
| N. Kammoun, L. Meegahapola, and D. Gatica-Perez Understanding the Social Context of Eating with Multimodal Smartphone Sensing: The Role of Country Dviersity in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Paris, Oct. 2023 |
| S. Sajadmanesh, A. S. Shamsabadi, A. Bellet, and D. Gatica-Perez GAP: Differentially Private Graph Neural Networks with Aggregation Perturbation in Proc. USENIX Security Symposium, Anaheim, Aug. 2023 |
| A. Nanchen, L. Meegahapola, W. Droz, and D. Gatica-Perez Keep Sensors in Check: Disentangling Cross-Country Generalization Issues in Mobile Sensor-Based Models with Diversity Scores in Proc. AAAI/ACM Conf. on Artificial Intelligence, Ethics, and Society (AIES), Montreal, Aug 2023 |
| H. Kim and D. Gatica-Perez Referencing in YouTube Knowledge Communication Videos in Proc. ACM Int. Conf. on Interactive Media Experiences (IMX), Nantes, Jun. 2023 |
| D. Alonso del Barrio and D. Gatica-Perez Framing the News: From Human Perception to Large Language Model Inferences in Proc. ACM Int. Conf. on Multimedia Retrieval (ICMR), Thessaloniki, Jun. 2023 |
| K. Assi, L. Meegahapola, W. Droz, P. Kun, A. de Gotzen, C. Nutakki, S. Diwakar, S. Ruiz Correa, D. Song, H.
Xu, M. Bidoglia, G. Gaskell, A. Chagnaa, A. Ganbold, T. Zundui, C. Caprini, D. Miorandi, A. Hume, J. L.
Zarza, L. Cernuzzi, I. Bison, M. D. Rodas Britez, M. Busso, R. Chenu-Abente, C. Gunel, F. Giunchiglia, L.
Schelenz, and D. Gatica-Perez Complex Daily Activities, Country-Level Diversity, and Smartphone Sensing: A Study in Denmark, Italy, Mongolia, Paraguay, and UK in Proc. ACM Conf. on Human Factors in Computing Systems (CHI), Hamburg, Apr. 2023 |
| D. Alonso del Barrio and D. Gatica-Perez Examining European Press Coverage of the No-Vax Movement: An NLP Framework in Proc. ACM Int. Workshop on Multimedia AI Against Disinformation (MAD), Thessaloniki, Jun. 2023 |
| 2022 |
| L. Meegahapola, W. Droz, P. Kun, A. de Gotzen, C. Nutakki, S. Diwakar, S. Ruiz Correa, D. Song, H. Xu, M. Bidoglia, G. Gaskell, A. Chagnaa,
A. Ganbold, T. Zundui, C. Caprini, D. Miorandi, A. Hume, J. L. Zarza, L. Cernuzzi, I. Bison, M. D. Rodas Britez, M. Busso, R. Chenu-Abente,
F. Giunchiglia, C. Gunel, L. Schelenz, and D. Gatica-Perez Generalization and Personalization of Passive Mobile Sensing-Based Mood Inference Models: An Analysis of College Students in Eight Countries PACM on Interactive, Mobile, Wearable, and Ubiquitous Technologies (IMWUT), Vol. 6, No. 4, Dec. 2022. |
| C. Roberts, J. M. E. Herzing, M. Asensio Manjon, P. Abbet, and D. Gatica-Perez Response Burden and Dropout in a Probability-Based Online Panel Study – A Comparison between an App and Browser-Based Design Journal of Official Statistics, Vol.38, No. 4, pp. 987-1017, Dec. 2022 |
| N. Schuetz, S. Knobel, A. Botros, M. Single, B. Pais, V. Santschi, D. Gatica-Perez, P. Buluschek, P. Urwyler, S. Gerber, R. Mueri, U. Mosimann, H. Saner, and T. Nef A Systems Approach Towards Remote Health-Monitoring in Older Adults: Introducing a Zero-Interaction Digital Exhaust npj Digital Medicine, Vol. 5, Article 116, Aug. 2022. |
| C. Roberts, J. M. E. Herzing, J. Sobrino Piazza, P. Abbet, and D. Gatica-Perez Data Privacy Concerns as a Source of Resistance to Complete Mobile Data Collection Tasks via a Smartphone App Journal of Survey Statistics and Methodology, published online Jun. 2022 |
| W. Bangamuarachchi, A. Chamantha, L. Meegahapola, S. Ruiz-Correa, I. Perera, and D. Gatica-Perez Sensing Eating Events in Context: A Smartphone-Only Approach IEEE Access, Vol. 10, pp. 61249-61264, Jun. 2022 |
| L. Fritz, U. Vilsmaier, G. Clement, L. Daffe, A. Pagani, M. Pang, D. Gatica-Perez, V. Kaufmann, M. Santiago Delefosse and C. R. Binder Explore, Engage, Empower: Methodological Insights into a Transformative Mixed Methods Study Tackling the Covid-19 Lockdown Humanities and Social Sciences Communications, Springer-Nature, Vol. 9, No. 175, May 2022 |
| L, A. Hume, L. Cernuzzi, J. L. Zarza, I. Bison and D. Gatica-Perez Analysis of the Big-Five Personality Traits in the Chatbot UC-Paraguay CLEI Electronic Journal, Vol. 25, No. 2, May 2022 |
| N. Schuetz, A. A. Botros, S. Ben Hassen, H. Saner, P. Buluschek, P. Urwyler, B. Pais, V. Santschi, D. Gatica-Perez, R. M. Mueri, and T. Nef A Sensor-Driven Visit Detection System in Older Adults' Homes: Towards Digital Late-Life Depression Marker Extraction IEEE Journal of Biomedical and Health Informatics, Vol. 26, No. 4, pp. 1560-1569, Apr. 2022 |
| L.E. Medina Rios, S. Ruiz-Correa, D. Santani, and D. Gatica-Perez Who Sees What? Examining Urban Impressions in Global South Cities in B. Ionescu, W. Bainbridge, and N. Murray (Eds.), Human Perception of Visual Information: Psychological and Computational Perspectives, Springer, 2022 |
| E. Bouton-Bessac, L. Meegahapola, and D. Gatica-Perez Your Day in Your Pocket: Complex Activity Recognition from Smartphone Accelerometers in Proc. Int. Conf. on Pervasive Computing Technologies for Healthcare (Pervasive Health), Thessaloniki, Dec. 2022. |
| T.-T. Phan, C. Michoud, L. Volpato, M. del Rio Carral and D. Gatica-Perez Health Talk: Understanding Practices of Popular Professional YouTubers in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Lisbon, Nov. 2022 |
| D. Alonso del Barrio and D. Gatica-Perez How Did Europe’s Press Cover Covid-19 Vaccination News? A Five-Country Analysis in Proc. ACM International Workshop on Multimedia AI against Disinformation, Newark, Jun. 2022 |
| 2021 |
| M. del Rio Carral, L. Volpato, C. Michoud, T.-T. Phan, and D. Gatica-Perez Professional YouTubers' Health Videos As Research Material: Formulating a Multi-Method Design in Health Psychology Methods in Psychology, Special Issue on Innovations in Qualitative Research, Vol. 5, Dec. 2021 |
| L. Meegahapola, F. Labhart, T.T. Phan, and D. Gatica-Perez Examining the Social Context of Alcohol Drinking in Young Adults with Smartphone Sensing PACM on Interactive, Mobile, Wearable, and Ubiquitous Technologies (IMWUT), Vol. 5, Issue 3, Sep. 2021 |
| N. Schuetz, H. Saner, A. Botros, B. Pais, V. Santschi, P. Buluschek, D. Gatica-Perez, P. Urwyler, R.M. Mueri, and T. Nef Contactless Sleep Monitoring for Early Detection of Health Deteriorations in Community-Dwelling Older Adults: Exploratory Study JMIR Mhealth Uhealth, Vol. 9, No. 6, Jun. 2021 |
| F. Labhart, S. Muralidhar, B. Masse, L. Meegahapola, E. Kunstche, and D. Gatica-Perez Ten Seconds of My Nights: Exploring Methods to Measure Brightness, Loudness and Attendance and Their Associations with Alcohol Use from Short Videos PLOS ONE, Vol. 16, No. 4, Apr. 2021 |
| J. Pidoux, P. Kuntz, and D. Gatica-Perez Declarative Variables in Online Dating: A Mixed-Method Analysis of a Mimetic-Distinctive Mechanism PACM on Human-Computer Interaction, Vol. 5, Issue CSCW1, Article 100, Apr. 2021 |
| L. Meegahapola, S. Ruiz-Correa, V. Robledo-Valero, E. Hernandez-Huerfano, L. Alvarez-Rivera, R. Chenu-Abente, and D. Gatica-Perez One More Bite? Inferring Food Consumption Level of College Students Using Smartphone Sensing and Self-Reports PACM on Interactive, Mobile, Wearable, and Ubiquitous Technologies (IMWUT), Vol. 5, Issue 1, Article 26, Mar. 2021 |
| L. Meegahapola and D. Gatica-Perez Smartphone Sensing for the Well-Being of Young Adults: A Review IEEE Access, Vol. 9, pp. 3374-3399, Jan. 2021 |
| S. Sajadmanesh and D. Gatica-Perez Locally Private Graph Neural Networks in Proc. ACM Conf. on Computer and Communications Security (CCS), Seoul, Nov. 2021 |
| E. Villatoro Tello, G. Ramirez de la Rosa, D. Gatica-Perez, M. Magimai Doss, and H. Jiménez-Salazar Approximating the Mental Lexicon from Clinical Interviews as a Support Tool for Depression Detection in Proc. ACM Conf. on Multimodal Interaction (ICMI), Montreal, Oct. 2021 |
| M. Granero-Moya, T.-T. Phan, and D. Gatica-Perez Zurich Like New: Analyzing Open Urban Multimodal Data in Proc. ACM Int. Workshop on Multimedia Computing for Urban Data (Urban MM), Chengdu, Oct. 2021 |
| D. Ribes, L. J. Defayes, A. Sonderegger, T.-T. Phan, D. Gatica-Perez, and N. Henchoz Trust Indicators and Explainable Artificial Intelligence: A Study on User Perceptions in Proc. Int. Conf. on Human-Computer Interaction (INTERACT), Bari, Aug. 2021 |
| L. Schelenz, I. Bison, M. Busso, A. de Goetzen, D. Gatica-Perez, F. Giunchiglia, L. Meegahapola, and S. Ruiz-Correa The Theory, Practice, and Ethical Challenges of Designing a Diversity-Aware Platform for Social Relations in Proc. AAAI/ACM Conf. on Artificial Intelligence, Ethics, and Society (AIES), virtual, May 2021 |
| 2020 |
| F. Labhart, T. T. Phan, D. Gatica-Perez, and E. Kunstche Shooting Shots: Estimating Alcoholic Drink Sizes in Real Life Using Event-Level Reports and Annotations of Close-Up Pictures Drug and Alcohol Review, published online Oct. 2020 |
| B. Pais, P. Buluschek, G. Dupasquier, T. Nef, N. Schuetz, H. Saner, D. Gatica-Perez, and V. Santschi Evaluation of One-Year In-Home Monitoring Technology by Home-Dwelling Older Adults, Family Caregivers, and Nurses Frontiers in Public Health, Vol. 8, Article 518957, Oct. 2020 |
| C. J. Truong, F. Labhart, D. Santani, D. Gatica Perez, E. Kuntsche, and S. Landolt The Emotional Entanglements of Smartphones in the Field: On Emotional Discomfort, Power Relations, and Research Ethics Area, Vol. 52, No. 1, pp. 81-88, Mar. 2020 |
| F. Labhart, F. Tarsetti, O. Bornet, D. Santani, J. Truong, S. Landolt, D. Gatica-Perez, and E. Kuntsche Capturing Drinking and Nightlife Behaviours and their Social and Physical Context with a Smartphone Application: Investigation of Users' Experience and Reactivity Addiction Research and Theory, Vol. 28, No. 1, pp. 62-75, Jan. 2020 |
| K. Pelzelmayer, S. Landolt, J. Truong, F. Labhart, D. Santani, E. Kuntsche, and D. Gatica-Perez Youth Nightlife at Home: Towards a Feminist Conceptualisation of Home Children's Geographies, published online Jan. 2020. |
| L. Meegahapola, S. Ruiz-Correa, and D. Gatica-Perez Protecting Mobile Food Diaries from Getting Too Personal in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Essen, Nov. 2020 |
| L. Meegahapola, S. Ruiz-Correa, and D. Gatica-Perez Alone or With Others? Understanding Eating Episodes of College Students with Mobile Sensing in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Essen, Nov. 2020 |
| A. Pozo, T. T. Phan, and D. Gatica-Perez Learning Urban Nightlife Routines from Mobile Data in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Essen, Nov. 2020 |
| S. Muralidhar, E. Kleinlogel, E. Mayor, A. Bangerter, M. Schmid Mast, and D. Gatica-Perez Understanding Applicants' Reactions to Asynchronous Video Interviews through Self-Reports and Nonverbal Cues in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Utrecht, Oct. 2020 |
| T. T. Phan, F. Labhart, S. Muralidhar, and D. Gatica-Perez Understanding Heavy Drinking at Night through Smartphone Sensing and Active Human Engagement in Proc. Int. Conf. on Pervasive Computing Technologies for Healthcare (Pervasive Health), Atlanta, Oct. 2020 |
| 2019 |
| T. T. Phan, F. Labhart, and D. Gatica-Perez My Own Private Nightlife: Understanding Youth Personal Spaces from Crowdsourced Video PACM on Human-Computer Interaction (PACMHCI), Vol. 3, Issue CSCW, Article 189, Nov. 2019 |
| B. Pais, P. Buluschek, T. Nef, N. Schuetz, H. Saner, D. Gatica-Perez, and V. Santschi, New Healthcare Technologies to Support Home Care of Older People Revue Medicale Suisse, 15(658), pp. 1407-1411, Aug. 2019 |
| N. Schuetz, H. Saner, B. Rudin, A. Botros, B. Pais, V.
Santschi, P. Buluschek, D. Gatica-Perez, P. Urwyler, L. Marchal-Crespo,
R. M. Mueri, and T. Nef Validity of Pervasive Computing based Continuous Physical Activity Assessment in Community-Dwelling Old and Oldest-Old Scientific Reports, Vol. 9, Article 9662, Jul. 2019 |
| T. T. Phan, S. Muralidhar, and D. Gatica-Perez Drinks and Crowds: Characterizing Alcohol Consumption through Crowdsensing and Social Media PACM on Interactive, Mobile, Wearable, and Ubiquitous Technologies (IMWUT), Vol. 3, No. 2, Article 59, Jun. 2019 |
| S. Ruiz-Correa, I. Ruiz-Correa, C. Olmos-Carrillo, F. Alba Rendon-Huerta, B. Ramirez-Salazar, L. S. Nguyen, and D. Gatica-Perez Mi Casa es su Casa? Examining Airbnb Hospitality Exchange Practices in a Developing Economy ACM Transactions on Social Computing, Vol. 2, No. 1, Article 2, Feb. 2019 |
| S. Okada, L.S. Nguyen, O. Aran, and D. Gatica-Perez Modeling Dyadic and Group Impressions with Inter-Modal and Inter-Person Features ACM Transactions on Multimedia Computing, Communications, and Applications, Vol. 15, No. 1s, Article 13, Jan. 2019 |
| D. Gatica-Perez, D. Santani, J.-I. Biel, and T. T. Phan Social Multimedia, Diversity, and Global South Cities: A Double Blind Side in Proc. ACM Workshop on Fairness, Accountability, and Transparency in Multimedia (FAT/MM), Nice, Oct. 2019 |
| D. Gatica-Perez, J.-I. Biel, D. Labbe, and N. Martin Discovering Eating Routines in Context with a Smartphone App in Proc. ACM Ubicomp/ISWC'19 Adjunct Proceedings, Workshop on Mining and Learning from Smartphone Apps, London, Sep. 2019 |
| C. Thomas, D. Jayagopi, and D. Gatica-Perez BookTubing Across Regions: Examining Differences based on Nonverbal and Verbal Cues in Proc. ACM Int. Conf. on Interactive Experiences for Television and Online Video (TVX), Manchester, Jun. 2019 |
| T. T. Phan, S. Muralidhar, and D. Gatica-Perez #Drink Or #Drunk: Multimodal Signals and Drinking Practices on Instagram in Proc. Int. Conf. on Pervasive Computing Technologies for Healthcare (Pervasive Health), Trento, May 2019 |
| 2018 |
| D. Santani, S. Ruiz-Correa, and D. Gatica-Perez Looking South: Learning Urban Perception in Developing Cities ACM Transactions on Social Computing, Vol. 1, No. 3, Article 13, Dec. 2018 |
| G. Can, J.-M. Odobez, and D. Gatica-Perez How to Tell Ancient Signs Apart? Recognizing and Visualizing Maya Glyphs with CNNs ACM Journal on Computing and Cultural Heritage, Vol. 11. No. 4, Article 20, Dec. 2018 |
| D. Santani, T. Do, F. Labhart, S. Landolt, E. Kunstche, and D. Gatica-Perez DrinkSense: Characterizing Youth Drinking Behavior using Smartphones IEEE Transactions on Mobile Computing, Vol. 17, No. 10, pp. 2279- 2292, Oct. 2018 |
| S. Muralidhar, M. Schmid Mast, and D. Gatica-Perez A Tale of Two Interactions: Inferring Performance in Hospitality Encounters from Cross-Situation Social Sensing PACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Vol. 2, No. 3, Sep. 2018 |
| L. S. Nguyen, S. Ruiz-Correa, M. Schmid Mast, and D. Gatica-Perez Check Out This Place: Inferring Ambiance from Airbnb Photos IEEE Transactions on Multimedia, Vol. 20, No. 6, pp. 1499-1511, Jun. 2018 |
| G. Can, J.-M. Odobez, and D. Gatica-Perez Codical Maya Glyph Segmentation: A Crowdsourcing Approach IEEE Transactions on Multimedia, Vol. 20, No. 3, pp. 711-725, Mar. 2018 |
| D. Gatica-Perez, S. Ruiz-Correa, and D. Santani What TripAdvisor Can't Tell: Crowdsourcing Urban Impressions for Whole Cities Published in French as: Ce que TripAdvisor ne dit pas: crowdsourcing de perceptions urbains Link to the book in A. de Biase, N. Ottaviano, O. Zaza (Eds.). Digital Polis: La ville face au numerique: enjeux urbains conjugues au futur. Paris, Ed. L'Oeil d'Or (collection critiques et cites), pp. 53-66, 2018 |
| D. Gatica-Perez, D. Sanchez-Cortes, T. Do, D. Jayagopi, and K. Otsuka Vlogging Over Time: Longitudinal Impressions and Behavior in YouTube in Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Cairo, Nov. 2018 |
| S. Muralidhar, R. Siegfried, J.-M. Odobez, and D. Gatica-Perez Facing Employers and Customers: What Do Gaze and Expressions Tell About Soft Skills? in Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Cairo, Nov. 2018 |
| S. Muralidhar, L. Nguyen, and D. Gatica-Perez Words Worth: Verbal Content and Hirability Impressions in YouTube Video Resumes in Proc. Conf. on Empirical Methods in Natural Language Processing, Workshop on Computational Approaches to Subjectivity, Sentiment and Social Media Analysis, Brussels, Oct. 2018 |
| G. Can, Y. Benkhedda, and D. Gatica-Perez Ambiance in Social Media Venues: Visual Cue Interpretation by Machines and Crowds in Proc. IEEE CVPR Workshop on Visual Understanding of Subjective Attributes, Salt Lake City, Jun. 2018 |
| 2017 |
| J.-I. Biel, N. Martin, D. Labbe, and D. Gatica-Perez Bites-n-Bits: Inferring Eating Behavior from Contextual Mobile Data PACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Vol. 1, No. 4, Art. 125, Dec. 2017 |
| R. Hu, C. Pallan Gayol, J.-M. Odobez, and D. Gatica-Perez Analyzing and Visualizing Ancient Maya Hieroglyphics Using Shape: from Computer Vision to Digital Humanities Paper online Digital Scholarship in the Humanities, Vol. 32, Issue Suppl_2, pp. 179-194, Dec. 2017 |
| A. Cerekovic, O. Aran, and D. Gatica-Perez Rapport with Virtual Agents: What do Human Social Cues and Personality Explain? IEEE Trans. on Affective Computing, Vol. 8, No. 3, pp. 382-395, Jul.-Sep. 2017 |
| S. Ruiz-Correa, D. Santani, B. Ramirez Salazar, I. Ruiz
Correa, F. A. Rendon-Huerta, C. Olmos Carrillo, B. C. Sandoval Mexicano,
A. H. Arcos Garcia, R. Hasimoto Beltran, and D. Gatica-Perez SenseCityVity: Mobile Crowdsourcing, Urban Awareness, and Collective Action in Mexico IEEE Pervasive Computing, Special Issue on Smart Cities, Vol. 16, No. 2, pp. 44-53, Apr.-Jun. 2017 |
| R. Hu, J.-M. Odobez, and D. Gatica-Perez Extracting Maya Glyphs from Degraded Ancient Documents via Image Segmentation ACM Journal on Computing and Cultural Heritage, Vol. 10, Issue 2, Apr. 2017 |
| F. Labhart, D. Santani, J. Truong, F. Tarsetti, O. Bornet, S. Landolt, D. Gatica-Perez, and E. Kuntsche Development of the Geographical Proportional-to-Size Street-Intercept Sampling (GPSIS) Method for Recruiting Urban Nightlife-Goers in an Entire City Int. Journal of Social Research Methodology, Vol. 20, No. 6, pp. 721-736, 2017 |
| D. Gatica-Perez, O. Aran, and D. Jayagopi Analysis of Small Groups Link to the book in J. Burgoon, N. Magnenat-Thalmann, M. Pantic, and A. Vinciarelli (Eds.) Social Signal Processing, Cambridge University Press, 2017 |
| D. Gatica-Perez, G. Can, R. Hu, S. Marchand-Maillet, J.-M. Odobez, C. Pallan Gayol, and E. Roman-Rangel MAAYA: Multimedia Methods to Support Maya Epigraphic Analysis In Diego Jimenez-Badillo (Ed.). Arqueologia Computacional: Nuevos Enfoques para la Documentacion, Analisis y Difusion del Patrimonio Cultural. Mexico, INAH, 2017 |
| T. Phan and D. Gatica-Perez #Healthy #Fondue #Dinner: Analysis and Inference of Food and Drink Consumption Patterns on Instagram in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Stuttgart, Nov. 2017 |
| S. Muralidhar and D. Gatica-Perez Examining Linguistic Content and Skill Impression Structure for Job Interview Analytics in Hospitality in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Stuttgart, Nov. 2017 |
| S. Muralidhar, M. Schmid Mast, and D. Gatica-Perez How May I Help You? Behavior and Impressions in Hospitality Service Encounters in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Glasgow, Nov. 2017 |
| Y. Benkhedda, D. Santani, and D. Gatica-Perez Venues in Social Media: Examining Ambiance Perception Through Scene Semantics in Proc. ACM Int. Conf. on Multimedia (MM), Mountain View, Oct. 2017 |
| R. Hu, H. Pham, P. Buluschek, and D. Gatica-Perez Elderly People Living Alone: Detecting Home Visits with Ambient and Wearable Sensing in Proc. ACM Int. Workshop on Multimedia for Personal Health (MMHealth), Mountain View, Oct. 2017 |
| D. Santani, S. Ruiz-Correa, and D. Gatica-Perez Insiders and Outsiders: Comparing Urban Impressions between Population Groups in Proc. ACM Int. Conf. on Multimedia Retrieval (ICMR), Bucharest, Jun. 2017 |
| G. Can, J.-M. Odobez, and D. Gatica-Perez Shape Representations for Maya Codical Glyphs: Knowledge-driven or Deep? in Proc. Int. Workshop on Content-Based Multimedia Indexing (CBMI), Special Session on Multimedia for Cultural Heritage, Florence, Jun. 2017 |
| 2016 |
| G. Can, J.-M. Odobez, and D. Gatica-Perez Evaluating Shape Representations for Maya Glyph Classification ACM Journal on Computing and Cultural Heritage, Vol. 9, Issue 3, Nov. 2016 |
| L. S. Nguyen and D. Gatica-Perez Hirability in the Wild: Analysis of Online Conversational Video Resumes IEEE Trans. on Multimedia, published online Apr. 2016, Vol. 18, No. 7, pp. 1422-1437, Jul. 2016 |
| S. Muralidhar, L. S. Nguyen, J. Costa, and D. Gatica-Perez Dites-Moi: Wearable Feedback on Conversational Behavior in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Rovaniemi, Dec. 2016 |
| S. Muralidhar, L. S. Nguyen, D. Frauendorfer, J.-M. Odobez, M. Schmid Mast, and D. Gatica-Perez Training on the Job: Behavioral Analysis of Job Interviews in Hospitality in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Tokyo, Nov. 2016 |
| A. Finnerty, S. Muralidhar, L. S. Nguyen, F. Pianesi, and D. Gatica-Perez Stressful First Impressions in Job Interviews in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Tokyo, Nov. 2016 |
| D. Santani, R. Hu, and D. Gatica-Perez InnerView: Learning Place Ambiance from Social Media Images in Proc. ACM Int. Conf. on Multimedia (MM), Amsterdam, Oct. 2016 |
| O. Aran, D. Sanchez-Cortes, T. Do, and D. Gatica-Perez Anomaly Detection of Elderly Daily Behavior in Ambient Sensing Environments in Proc. Int. Workshop on Human Behavior Understanding (HBU), Amsterdam, Oct. 2016 |
| E. Roman-Rangel, G. Can, S. Marchand-Maillet, R. Hu, C. Pallan Gayol, G. Krempel, J. Spotak, J.-M. Odobez, and D. Gatica-Perez Transferring Neural Representations for Low-Dimensional Indexing of Maya Hieroglyphic Art in Proc. ECCV Workshop on Computer Vision for Art Analysis, Amsterdam, Oct. 2016 |
| D. Santani, J.-I. Biel, F. Labhart, J. Truong, S. Landolt, E. Kunstche, and D. Gatica-Perez The Night is Young: Urban Crowdsourcing of Nightlife Patterns in Proc. ACM Int. Joint Conf. on Ubiquitous and Pervasive Computing (Ubicomp), Heidelberg, Sep. 2016 |
| G. Can, J.-M. Odobez, C. Pallan-Gayol, and D. Gatica-Perez Ancient Maya Writings as High-Dimensional Data: a Visualization Approach in Proc. Digital Humanities Conference (DH), Krakow, Jul. 2016 |
| R. Hu, J.-M. Odobez, and D. Gatica-Perez Assessing a Shape Descriptor for Analysis of Mesoamerican Hieroglyphics: A View Towards Practice in Digital Humanities in Proc. Digital Humanities Conference (DH), Krakow, Jul. 2016 |
| A. Olteanu, I. Weber, and D. Gatica-Perez Characterizing the Demographics Behind the #BlackLivesMatter Movement in Proc. AAAI Spring Symp. on Observational Studies through Social Media and Other Human-Generated Content, Palo Alto, Mar. 2016 |
| 2015 |
| A. Marcos-Ramiro, D. Pizarro, M. Marron-Romera, and D. Gatica-Perez Let Your Body Speak: Communicative Cue Extraction on Natural Interaction using RGBD Data IEEE Trans. on Multimedia, published online Aug. 2015, Vol. 17, No. 10, pp. 1721-1732, Oct. 2015 |
| D. Frauendorfer, M. Schmid Mast, D. Sanchez-Cortes, and D. Gatica-Perez Emergent Hierarchies and Group Performance International Journal of Psychology, published online Oct. 2014, Vol. 50, Issue 5, pp. 392-396, Oct. 2015 |
| R. Hu, G. Can, C. Pallan Gayol, G. Krempel, J. Spotak, G. Vail, S. Marchand-Maillet, J.-M. Odobez, and D. Gatica-Perez Multimedia Analysis and Access of Ancient Maya Epigraphy IEEE Signal Processing Magazine, Special Issue on Signal Processing for Art Investigation, Vol. 32, No. 4, pp. 75-84, Jul. 2015 |
| D. Sanchez-Cortes, S. Kumano, K. Otsuka, and D. Gatica-Perez In the Mood for Vlog: Multimodal Inference in Conversational Social Video ACM Trans. on Interactive Intelligent Systems, Special Issue on Behavior Understanding for Arts and Entertainment, Vol. 5, No. 2, pp. 1-24, Jul. 2015 |
| T. Do, O. Dousse, M. Miettinen, and D. Gatica-Perez A Probabilistic Kernel Method for Human Mobility Prediction with Smartphones Pervasive and Mobile Computing, published online Sep. 2014, Vol. 20, pp. 13-28, Jul. 2015 |
| L. Teijeiro-Mosquera, J.-I. Biel, J. L. Alba-Castro, and D. Gatica-Perez What Your Face Vlogs About: Expressions of Emotion and Big-Five Trait Impressions in YouTube IEEE Trans. on Affective Computing, published online Dec. 2014, Vol. 6, Issue 2, pp. 193-205, Apr.-Jun. 2015 |
| M. Schmid Mast, D. Gatica-Perez, D. Frauendorfer, L. Nguyen, and T. Choudhury Social Sensing for Psychology: Automated Interpersonal Behavior Assessment Current Directions in Psychological Science, Vol. 24, No. 2, pp. 154-160, Apr. 2015 |
| D. Gatica-Perez Signal Processing in the Workplace IEEE Signal Processing Magazine, Vol. 32, No. 1, pp. 121-125, Jan. 2015 |
| D. Santani, S. Ruiz Correa, and D. Gatica-Perez Looking at Cities in Mexico with Crowds in Proc. ACM Symposium on Computing for Development (ACM DEV), London, Dec. 2015 |
| G. Chavez-Martinez, S. Ruiz-Correa, and D. Gatica-Perez Happy and Agreeable? Multi-Label Classification of Impressions in Social Video in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Linz, Dec. 2015 |
| L. Nguyen and D. Gatica-Perez I Would Hire You in a Minute: Thin Slices of Nonverbal Behavior in Job Interviews in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Seattle, Nov. 2015 |
| S. Okada, O. Aran and D. Gatica-Perez Personality Trait Classification via Co-Occurrent Multiparty Multimodal Event Discovery in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Seattle, Nov. 2015 |
| D. Santani and D. Gatica-Perez Loud and Trendy: Crowdsourcing Impressions of Social Ambiance in Popular Indoor Urban Places in Proc. ACM Int. Conf. on Multimedia (ACM MM), Brave New Topics, Brisbane, Oct. 2015 |
| D. Santani, J. Njuguna, T. Bills, A. W. Bryant, R. Bryant, J. Ledgard, and D. Gatica-Perez CommuniSense: Crowdsourcing Road Hazards in Nairobi in Proc. Int. Conf. on Human-Computer Interaction with Mobile Devices and Services (MobileHCI), Copenhagen, Aug. 2015 |
| J. Blom, G. P. Perrucci, M. Lonngren, J. Laurila, N. Kiukkonen, J. Eberle, D. Gatica-Perez, R. Montoliu-Colas, and J. C. Nolan Method and Apparatus for Determining Contextually Relevant Geographical Locations United States Patent US 9,122,693 B2, Sep. 1, 2015, Nokia Technologies |
| 2014 |
| J.-I. Biel and D. Gatica-Perez Mining Crowdsourced First Impressions in Online Social Video IEEE Trans. on Multimedia, published online Aug. 2014, Vol. 16, No. 7, pp. 2062-2074, Nov. 2014 |
| L. Nguyen, D. Frauendorfer, M. Schmid Mast, and D. Gatica-Perez Hire Me: Computational Inference of Hirability in Employment Interviews based on Nonverbal Behavior IEEE Trans. on Multimedia, published online Feb. 2014, Vol. 16, No. 4, Jun. 2014 |
| D. Frauendorfer, M. Schmid Mast, L. Nguyen, and D. Gatica-Perez Nonverbal Social Sensing in Action: Unobtrusive Recording and Extracting of Nonverbal Behavior in Social Interactions Illustrated with a Research Example Journal of Nonverbal Behavior, Vol. 38, Issue 2, pp. 231-245, Jun. 2014 |
| T. Do and D. Gatica-Perez The Places of Our Lives: Visiting Patterns and Automatic Labeling from Longitudinal Smartphone Data IEEE Trans. on Mobile Computing, published online Feb. 2013, Vol. 13, No. 3, pp. 638-648, Mar. 2014 |
| K. Farrahi and D. Gatica-Perez A Probabilistic Approach to Mining Mobile Phone Data Sequences Personal and Ubiquitous Computing, published online Feb. 2013, Vol. 18, No. 1, pp. 223-238, Jan. 2014 |
| D. Roggen, D. Gatica-Perez, M. Fukumoto, and K. van Laerhoven Wearables are Here to Stay IEEE Pervasive Computing, pp. 14-18, Jan.-Mar. 2014 |
| O. Aran, J.-I. Biel, and D. Gatica-Perez Broadcasting Oneself: Visual Discovering of Vlogging Styles IEEE Trans. on Multimedia, published online Oct. 2013, Vol. 16, No. 1, pp. 201-215, Jan. 2014 |
| A. Marcos-Ramiro, D. Pizzarro Perez, M. Marron-Romera, and D. Gatica-Perez Capturing Upper Body Motion in Conversation: an Appearance Quasi-Invariant Approach in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Istanbul, Nov. 2014 |
| A. Marcos-Ramiro, D. Pizzarro Perez, M. Marron-Romera, and D. Gatica-Perez Automatic Blinking Detection towards Stress Discovery in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Istanbul, Nov. 2014 |
| S. Ruiz-Correa, D. Santani, and D. Gatica-Perez The Young and the City: Crowdsourcing Urban Awareness in a Developing Country in Proc. First Int. Conf. on Internet of Things in Urban Space (Urb-IoT), Rome, Oct. 2014 |
| R. Hu, C. Pallan Gayol, G. Krempel, J.-M. Odobez, and D. Gatica-Perez Automatic Maya Hieroglyph Retrieval Using Shape and Context Information in Proc. ACM Int. Conf. on Multimedia (ACM MM), Orlando, Nov. 2014 |
| G. Can, J.-M. Odobez, and D. Gatica-Perez Is That a Jaguar? Segmenting Ancient Maya Glyphs via Crowdsourcing in Proc. ACM Int. Workshop on Crowdsourcing for Multimedia (CrowdMM), Orlando, Nov. 2014 |
| A. Cerekovic, O. Aran, and D. Gatica-Perez How Do You Like Your Virtual Agent? Human-Agent Interaction Experience through Nonverbal Features and Personality Traits in Int. Workshop on Human Behavior Understanding (HBU), Zurich, Sep. 2014 |
| D. Gatica-Perez, C. Pallan Gayol, S. Marchand-Maillet, J.-M. Odobez, E. Roman-Rangel, G. Krempel, and N. Grube The MAAYA Project: Multimedia Analysis and Access for Documentation and Decipherment of Maya Epigraphy in Proc. Digital Humanities Conference (DH), Lausanne, Jul. 2014 |
| 2013 |
| J. K. Laurila, D. Gatica-Perez, I. Aad, J. Blom, O. Bornet, T. Do, O. Dousse, J. Eberle, and M. Miettinen From Big Smartphone Data to Worldwide Research: The Mobile Data Challenge Pervasive and Mobile Computing, Special Issue on the Mobile Data Challenge, published online Aug. 2013, Volume 9, Issue 6, pp. 752-771, Dec. 2013 |
| T. Do and D. Gatica-Perez Where and What: Using Smartphones to Predict Next Locations and Applications in Daily Life Pervasive and Mobile Computing, published online Apr. 2013, Vol. 12, pp. 79-91, Jun. 2014 |
| J.-I. Biel and D. Gatica-Perez The YouTube Lens: Crowdsourced Personality Impressions and Audiovisual Analysis of Vlogs IEEE Trans. on Multimedia, Vol. 15, No. 1, pp. 41-55, Jan. 2013 |
| S. H. K. Parthasarathi, H. Bourlard, and D. Gatica-Perez Wordless Sounds: Robust Speaker Diarization using Privacy-Preserving Audio Representations IEEE Trans. on Audio, Speech, and Language Processing, Vol. 21, No. 1, pp. 85-98, Jan. 2013 |
| D. Gatica-Perez, A. Vinciarelli, and J.-M. Odobez Nonverbal Behavior Analysis in H. Bourlard and A. Popescu-Belis (Eds.) Interactive Multimodal Information Management, EPFL Press, 2013 (link to the book) |
| R. Negoescu and D. Gatica-Perez Flickr Groups: Multimedia Communities for Multimedia Analysis in X. S. Hua, M. Worring, and T.-S. Chua (Eds.), Internet Multimedia Search and Mining, Bentham Science Publishers, 2013 (link to the book) |
| J.-I. Biel, V. Tsiminaki, J. Dines, and D. Gatica-Perez Hi YouTube! Personality Impressions and Verbal Content in Social Video in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| T. Do, K. Kalimeri, B. Lepri, F. Pianesi, and D. Gatica-Perez Inferring Social Activities with Mobile Sensor Networks in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| L. Nguyen, A. Marcos-Ramiro, M. Marron-Romera, and D. Gatica-Perez Multimodal Analysis of Body Communication Cues in Employment Interviews in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| O. Aran and D. Gatica-Perez One of a Kind: Inferring Personality Impressions in Group Meetings in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| K. Funes, L. Nguyen, D. Gatica-Perez, and J.-M. Odobez Semi-Automated System for Accurate Gaze Coding in Natural Dyadic Interactions in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| O. Aran and D. Gatica-Perez Cross-Domain Personality Prediction: From Video Blogs to Small Group Meetings in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Sydney, Dec. 2013. |
| D. Sanchez-Cortes, J.-I Biel, S. Kumano, J. Yamato, K. Otsuka, and D. Gatica-Perez Inferring Mood in Ubiquitous Conversational Video in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Lulea, Dec. 2013 |
| D. Santani and D. Gatica-Perez Speaking Swiss: Languages and Venues in Foursquare in Proc. ACM Int. Conf. on Multimedia (MM), Barcelona, Oct. 2013 |
| D. Santani and D. Gatica-Perez Revisiting the Generality of the Rank-based Human Mobility Model in Proc. ACM Ubicomp Int. Workshop on Pervasive Urban Applications (PURBA), Zurich, Sep. 2013 |
| E. Malmi, T. Do, and D. Gatica-Perez From Foursquare to my Square: Learning Check-in Behavior from Multiple Sources in Proc. AAAI Int. Conf. on Weblogs and Social Media (ICWSM), Boston, Jul. 2013 |
| E. Roman-Rangel, J.-M. Odobez, and D. Gatica-Perez Evaluating Shape Descriptors for Detection of Maya Hieroglyphs in Proc. Mexican Conf. on Pattern Recognition (MCPR), Queretaro, Jun. 2013 |
| A. Marcos-Ramiro, D. Pizarro-Perez, M. Marron-Romera, L. Nguyen, and D. Gatica-Perez Body Comunicative Cue Extraction for Conversational Analysis in Proc. IEEE Int. Conf. on Face and Gesture Recognition (FG), Shanghai, Apr. 2013 |
| D. Jayagopi, S. Sheiki, D. Klotz, J. Wienke, J.-M. Odobez, S. Wrede, V. Khalidov, L. Nyugen, B. Wrede, and D. Gatica-Perez The Vernissage Corpus: A Conversational Human-Robot-Interaction Dataset in Proc. ACM/IEEE Int. Conf. on Human-Robot Interaction (HRI), Tokyo, Mar 2013 |
| 2012 |
| D. Sanchez-Cortes, O. Aran, D. Jayagopi, M. Schmid Mast and D. Gatica-Perez Emergent Leaders through Looking and Speaking: From Audio-Visual Data to Multimodal Recognition Journal on Multimodal User Interfaces, Special Issue on Multimodal Corpora, published online Aug. 2012, Vol. 7, Issue 1-2, pp. 39-53, Mar. 2013. |
| D. Sanchez-Cortes, O. Aran, M. Schmid Mast and D. Gatica-Perez A Nonverbal Behavior Approach to Identify Emergent Leaders in Small Groups IEEE Trans. on Multimedia, Vol. 14, No. 3-2, pp. 816-832, Jun. 2012 |
| E. Roman-Rangel, J.-M. Odobez, and D. Gatica-Perez Assessing Sparse Coding Methods for Contextual Shape Indexing of Maya Hieroglyphs Journal of Multimedia, Special Issue on Multimedia for Cultural Heritage, Vol. 7, No. 2, pp. 179-192, Apr. 2012 |
| R. Montoliu, J. Blom, and D. Gatica-Perez Discovering Places of Interest in Everyday Life from Smartphone Data Multimedia Tools and Applications, published online Jan. 2012, Vol. 62, No. 1, pp. 179-207, Jan. 2013. |
| D. Gatica-Perez, R. op den Akken, and D. Heylen Multimodal Analysis of Small-Group Conversational Dynamics in S. Renals, H. Bourlard, J. Carletta, and A. Popescu-Belis (Eds.), Multimodal Signal Processing: Human Interactions in Meetings, Cambridge University Press, 2012 (link to the book) |
| E. Malmi, T. Do, and D. Gatica-Perez Checking In or Checked In: Comparing Large-Scale Manual and Automatic Location Disclosure Patterns in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Ulm, Dec. 2012 |
| D. Sanchez-Cortes, P. Motlicek, and D. Gatica-Perez Assessing the Impact of Language Style on Emergent Leadership Perception from Ubiquitous Audio in Proc. Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Ulm, Dec. 2012 |
| D. Jayagopi, D. Sanchez-Cortes, K. Otsuka, J. Yamato, and D. Gatica-Perez Linking Speaking and Looking Behavioral Patterns with Group Composition, Perception, and Performance in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Santa Monica, Oct. 2012 |
| J.-I. Biel, L. Teijeiro Mosquera, and D. Gatica-Perez FaceTube: Predicting Personality from Facial Expressions of Emotion in Online Conversational Video in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Santa Monica, Oct. 2012 |
| L. Nguyen, J.-M. Odobez, and D. Gatica-Perez Using Self-Context for Multimodal Detection of Head Nods in Face-to-Face Interactions in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Santa Monica, Oct. 2012 |
| K. Kalimeri, B. Lepri, O. Aran, D. Jayagopi, D. Gatica-Perez, and F. Pianesi Modeling Dominance Effects on Nonverbal Behaviors using Granger Causality in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Santa Monica, Oct. 2012 |
| H. Lu, M. Rabbi, G. Chittaranjan, D. Frauendorfer, M. Schmid Mast, A. Campbell, D. Gatica-Perez, and T. Choudhury StressSense: Detecting Stress in Unconstrained Acoustic Environments using Smartphones in Proc. ACM Int. Conf. on Ubiquitous Computing (Ubicomp), Pittsburgh, Sep. 2012 |
| T. Do and D. Gatica-Perez Contextual Conditional Models for Smartphone-based Human Mobility Prediction in Proc. ACM Int. Conf. on Ubiquitous Computing (Ubicomp), Pittsburgh, Sep. 2012 |
| K. Farrahi and D. Gatica-Perez Extracting Mobile Behavioral Patterns with the Distant N-Gram Topic Model in Proc. IEEE Int. Symp. on Wearable Computers (ISWC), Newcastle, Jun. 2012 |
| J. K. Laurila, D. Gatica-Perez, I. Aad, J. Blom, O. Bornet, T. Do, O. Dousse, J. Eberle, and M. Miettinen The Mobile Data Challenge: Big Data for Mobile Computing Research in Proc. Mobile Data Challenge Workshop (MDC) in conjunction with Int. Conf. on Pervasive Computing, Newcastle, Jun. 2012 |
| J.-I. Biel and D. Gatica-Perez The Good, the Bad, and the Angry: Analyzing Crowdsourced Impressions of Vloggers in Proc. AAAI Int. Conf. on Weblogs and Social Media (ICWSM), Dublin, Jun. 2012 |
| 2011 |
| G. Chittaranjan, J. Blom, and D. Gatica-Perez Mining Large-Scale Smartphone Data for Personality Studies Personal and Ubiquitous Computing, published online Dec. 2011, Vol. 17, Issue 3, pp. 433-450, Mar. 2013 |
| T. Do and D. Gatica-Perez Human Interaction Discovery in Smartphone Proximity Networks Personal and Ubiquitous Computing, published online Dec. 2011, Vol. 17, Issue 3, pp. 413-431, Mar. 2013 |
| S. H. K. Parthasarathi, D. Gatica-Perez, H. Bourlard, and M. Magimai Doss Privacy-Sensitive Audio Features for Speech/Nonspeech Detection IEEE Trans. on Audio, Speech, and Language Processing, Vol. 19, No. 8, pp. 2538-2551, Nov. 2011 |
| J.-I. Biel and D. Gatica-Perez VlogSense: Conversational Behavior and Social Attention in YouTube ACM Transactions on Multimedia Computing, Communications, and Applications, Special Issue on Social Media, Vol. 7S, No. 1, Oct. 2011 |
| E. Roman-Rangel, C. Pallan, J.-M. Odobez, and D. Gatica-Perez Analyzing Ancient Maya Glyph Collections with Contextual Shape Descriptors Int. Journal of Computer Vision, Special Issue on e-Heritage, Vol. 94, No. 1, pp. 101-117, Aug. 2011 |
| D. B. Jayagopi, T. Kim, A. Pentland and D. Gatica-Perez Privacy-Sensitive Recognition of Group Conversational Context with Sociometers ACM/Springer Multimedia Systems, Special Issue on Mobile and Ubiquitous Multimedia, published online Jul 2011, Vol. 18, No. 1, Feb. 2012 |
| H. Hung, Y. Huang, G. Friedland, and D. Gatica-Perez Estimating Dominance In Multi-Party Meetings Using Speaker Diarization IEEE Trans. on Audio, Speech, and Language Processing, Vol. 19, No. 4, pp. 847 - 860, May 2011 |
| K. Farrahi and D. Gatica-Perez Discovering Routines from Large-Scale Human Locations using Probabilistic Topic Models ACM Transactions on Intelligent Systems and Technology, Special Issue on Activity Recognition, Vol. 2. No. 1, 2011 |
| O. Aran and D. Gatica-Perez Analysis of Group Conversations: Modeling Social Verticality in A. Salah and T. Gevers (Eds.), Computer Analysis of Human Behavior, Springer, 2011 (link to the book) |
| J. I. Biel and D. Gatica-Perez Call Me Guru: User Categories and Large-Scale Behavior in YouTube in S. Hoi, J. Luo, S. Boll, D. Xu, R. Jin, and I. King (Eds.), Social Media Modeling and Computing, Springer, 2011 (link to the book) |
| T. Do, J. Blom, and D. Gatica-Perez Smartphone Usage in the Wild: A Large-Scale Study of Applications and Context in Proc. ACM Int. Conf. on Multimodal Interaction (ICMI), Alicante, Nov. 2011 |
| D. Sanchez-Cortes, O. Aran, and D. Gatica-Perez An Audio Visual Corpus for Emergent Leader Analysis in Proc. ACM Int. Conf. on Multimodal Interaction, Workshop on Multimodal Corpora for Machine Learning (ICMI-MMC), Alicante, Nov. 2011 |
| E. Roman Rangel, C. Pallan, J.-M. Odobez, and D. Gatica-Perez Searching the Past: An Improved Shape Descriptor to Retrieve Maya Hieroglyphs in Proc. ACM Int. Conf. on on Multimedia (MM), Scottsdale, Nov. 2011. |
| J. Blom, D. Gatica-Perez, and N. Kiukkonen People-Centric Mobile Sensing with a Pragmatic Twist: from Behavioral Data Points to Active User Involvement in Proc. Int. Conf. on Human-Computer Interaction with Mobile Devices and Services (MobileHCI), Stockholm, Aug. 2011 |
| S. H. K. Parthasarathi, H. Bourlard, and D. Gatica-Perez LP Residual Features for Robust, Privacy-Sensitive Speaker Diarization in Proc. Conf. Int. Speech Communication Association (Interspeech), Florence, Aug. 2011 |
| J.-I. Biel, O. Aran, and D. Gatica-Perez You Are Known by How You Vlog: Personality Impressions and Nonverbal Behavior in YouTube in Proc. AAAI Int. Conf. on Weblogs and Social Media (ICWSM), Barcelona, Jul. 2011 |
| T. Do and D. Gatica-Perez GroupUs: Smartphone Proximity Data and Human Interaction Type Mining in Proc. IEEE Int.Symp. on Wearable Computers (ISWC), San Francisco, Jun. 2011 |
| G. Chittaranjan, J. Blom, and D. Gatica-Perez Who's Who with Big-Five: Analyzing and Classifying Personality Traits with Smartphones in Proc. IEEE Int. Symp. on Wearable Computers (ISWC), San Francisco, Jun. 2011 |
| A. Madan, K. Farrahi, D. Gatica-Perez, and A. Pentland Pervasive Sensing to Model Political Opinions in Face-to-Face Networks in Proc. Int. Conf. on Pervasive Computing (Pervasive), San Francisco, Jun. 2011 |
| T. Do and D. Gatica-Perez Contextual Grouping: Discovering Real-Life Interaction Types from Longitudinal Bluetooth Data in Proc. IEEE Int. Conf. on Mobile Data Management (MDM), Lulea, Jun. 2011 |
| D. Gatica-Perez, E. Roman Rangel, J.-M. Odobez, and C. Pallan New World, New Worlds: Visual Analysis of Pre-Columbian Pictorial Collections in Proc. Int. Workshop on Multimedia for Cultural Heritage (MM4CH), Modena, May 2011 |
| G. Chittaranjan, O. Aran, and D. Gatica-Perez Exploiting Observers' Judgments for Nonverbal Group Interaction Analysis in Proc. IEEE Int. Conf. on Automatic Face and Gesture Recognition (FG), Santa Barbara, Mar. 2011 |
| 2010 |
| D. Jayagopi and D. Gatica-Perez Mining Group Nonverbal Conversational Patterns Using Probabilistic Topic Models IEEE Trans. on Multimedia, Vol. 12, No. 8, pp. 790 - 802, Dec. 2010 |
| H. Hung and D. Gatica-Perez Estimating Cohesion in Small Groups Using Audio-Visual Nonverbal Behavior IEEE Trans. on Multimedia, Special Issue on Multimodal Affective Interaction, Vol. 12, No. 6, pp. 563 - 575, Oct. 2010 |
| R. Negoescu and D. Gatica-Perez Modeling Flickr Communities Through Probabilistic Topic-Based Analysis IEEE Trans. on Multimedia, Vol. 12, No. 5, pp. 399 - 416, Aug. 2010 |
| K. Farrahi and D. Gatica-Perez Probabilistic Mining of Socio-Geographic Routines From Mobile Phone Data IEEE Journal of Selected Topics in Signal Processing, Special Issue on Signal and Information Processing for Social Networks, Vol. 4, No. 4, pp. 746 - 755, Aug. 2010 |
| B. Raducanu and D. Gatica-Perez Inferring Competitive Role Patterns in Reality TV through Nonverbal Analysis Multimedia Tools and Applications, Special Issue on Social Media Mining and Search, published online Jun. 2010, Vol. 56, No. 1, Jan 2012 |
| D. Gatica-Perez and J.-M. Odobez Visual Attention, Speaking Activity, and Group Conversational Analysis in Multi-Sensor Environments In H. Nakashima, J. Augusto, H. Aghajan (Eds.), Handbook of Ambient Intelligence and Smart Environments, Springer, 2010 (link to the book) |
| R. Montoliu and D. Gatica-Perez Discovering Human Places of Interest from Multimodal Mobile Phone Data in Proc. ACM Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Limassol, Dec. 2010 |
| T. Do and D. Gatica-Perez By Their Apps You Shall Understand Them: Mining Large-Scale Patterns of Mobile Phone Usage in Proc. ACM Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Limassol, Dec. 2010 |
| D. B. Jayagopi, T. Kim, A. Pentland and D. Gatica-Perez Recognizing Conversational Context in Group Interaction using Privacy-Sensitive Mobile Sensors in Proc. ACM Int. Conf. on Mobile and Ubiquitous Multimedia (MUM), Limassol, Dec. 2010 |
| J.-I. Biel and D. Gatica-Perez Vlogcast Yourself: Nonverbal Behavior and Attention in Social Media in Proc. Int. Conf. on Multimodal Interfaces (ICMI-MLMI), Beijing, Nov. 2010 |
| D. Sanchez-Cortes, O. Aran, M. Schmid Mast, and D. Gatica-Perez Identifying Emergent Leadership in Small Groups using Nonverbal Communicative Cues in Proc. Int. Conf. on Multimodal Interfaces (ICMI-MLMI), Beijing, Nov. 2010 |
| R. Negoescu, A. Loui, and D. Gatica-Perez Kodak Moments and Flickr Diamonds: How Users Shape Large-Scale Media in Proc. ACM Int. Conf. on Multimedia (ACM MM), Florence, Oct. 2010 |
| O. Aran and D. Gatica-Perez Fusing Audio-Visual Nonverbal Cues to Detect Dominant People in Group Conversations in Proc. Int. Conf. on Pattern Recognition (ICPR), Istanbul, Aug. 2010 |
| N. Kiukkonen, J. Blom, O. Dousse, D. Gatica-Perez, and J. Laurila, Towards Rich Mobile Phone Datasets: Lausanne Data Collection Campaign in Proc. ACM Int. Conf. on Pervasive Services (ICPS), Berlin, Jul. 2010 |
| K. Farrahi and D. Gatica-Perez Mining Human Location-Routines using a Multi-Level Approach to Topic Modeling in IEEE Int. Conference on Social Computing, Symposium on Social Intelligence and Networking (SocialCom-SIN), Minneapolis, Aug. 2010 |
| J.-I. Biel and D. Gatica-Perez Voices of Vlogging in Proc. AAAI Int. Conf. on Weblogs and Social Media (ICWSM), Washington DC, May 2010 |
| O. Aran, H. Hung, and D. Gatica-Perez A Multimodal Corpus for Studying Dominance in Small Group Conversations in Proc. LREC Workshop on Multimodal Corpora: Advances in Capturing, Coding and Analyzing Multimodality (MMC), Malta, May 2010 |
| S. H. K. Parthasarathi, M. Magimai-Doss, H. Bourlard, and D. Gatica-Perez Evaluating the Robustness of Privacy-Sensitive Features for Speech Detection in Personal Audio Log Scenarios in Proc. IEEE Int. Conf. on Acoustic, Speech, and Signal Processing (ICASSP), Dallas, Mar. 2010 |
| 2009 |
| D. Gatica-Perez Automatic Nonverbal Analysis of Social Interaction in Small Groups: a Review Image and Vision Computing, Special Issue on Human Behavior, Vol. 27, No. 12, Dec. 2009 |
| D. B. Jayagopi, H. Hung, C. Yeo, and D. Gatica-Perez Modeling Dominance in Group Conversations from Nonverbal Activity Cues IEEE Trans. on Audio, Speech, and Language Processing, Special Issue on Multimodal Processing for Speech-based Interactions, Vol. 17, No. 3, pp. 501-513. Mar. 2009 |
| F. Monay, P. Quelhas, J.-M. Odobez, and D. Gatica-Perez Contextual Classification of Image Patches with Latent Aspect Models EURASIP Journal of Image and Video Processing, Special Issue on Patches in Vision, Jan. 2009 |
| D. Gatica-Perez Modeling Interest in Face-to-Face Conversations from Multimodal Nonverbal Behavior In J.-P. Thiran, H. Bourlard, and F. Marques, (Eds.), Multimodal Signal Processing, Academic Press (link to the book) |
| K. Farrahi and D. Gatica-Perez Learning and Predicting Multimodal Daily Life Patterns from Cell Phones in Proc. Int. Conf. on Multimodal Interfaces (ICMI-MLMI), Cambridge, Nov. 2009 |
| D. B. Jayagopi and D. Gatica-Perez Discovering Group Nonverbal Conversational Patterns with Topics in Proc. Int. Conf. on Multimodal Interfaces (ICMI-MLMI), Cambridge, Nov. 2009 |
| S. H. K. Parthasarathi, M. Magimai-Doss, H. Bourlard, and D. Gatica-Perez Speaker Change Detection with Privacy-Preserving Audio Cues in Proc. Int. Conf. on Multimodal Interfaces (ICMI-MLMI), Cambridge, Nov. 2009 |
| D. Sanchez-Cortes, D. B. Jayagopi and D. Gatica-Perez Predicting Remote Versus Collocated Group Interactions using Nonverbal Cues in Proc. Int. Conf. on Multimodal Interfaces, Workshop on Multimodal Sensor-Based Systems and Mobile Phones for Social Computing, Cambridge, Nov. 2009 |
| J.-I. Biel and D. Gatica-Perez Wearing a YouTube Hat: Directors, Comedians, Gurus, and User Aggregated Behavior in Proc. ACM Int. Conf. on Multimedia (MM), Beijing, Oct. 2009 |
| R. Negoescu, B. Adams, D. Phung, S. Venkatesh, and D. Gatica-Perez Flickr Hypergroups in Proc. ACM Int. Conf. on Multimedia (MM), Beijing, Oct. 2009 |
| N. Garg and D. Gatica-Perez Tagging and Retrieving Images with Co-Ocurrence Models: from Corel to Flickr in Proc. ACM Int. Conf. on Multimedia, Workshop on Large-Scale Multimedia Retrieval and Mining (LSMRM), Beijing, Oct. 2009 |
| E. Roman-Rangel, C. Pallan, J.-M. Odobez, and D. Gatica-Perez Retrieving Ancient Maya Glyphs with Shape Context in Proc. IEEE Int. Conf. on Computer Vision, Workshop on eHeritage and Digital Art Preservation, Kyoto, Oct. 2009 |
| S. H. K. Parthasarathi, M. Magimai-Doss, H. Bourlard, and D. Gatica-Perez Investigating Privacy-Sensitive Features for Speech Detection in Multiparty Conversations in Proc. Conf. of Int. Speech Communication Association (Interspeech), Brighton, Sep. 2009 |
| D. B. Jayagopi, B. Raducanu, and D. Gatica-Perez Characterizing Conversational Group Dynamics using Nonverbal Behavior in Proc. IEEE Int. Conf. on Multimedia (ICME), Cancun, Jun. 2009 |
| B. Raducanu, J. Vitria, and D. Gatica-Perez You are Fired! Nonverbal Role Analysis in Competitive Meetings in Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Taiwan, Apr. 2009 |
| 2008 |
| K. Smith, S. Ba, J.-M. Odobez, and D. Gatica-Perez Tracking the Visual Focus of Attention for a Varying Number of Wandering People IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 30, No. 7, pp. 1212-1229, Jul. 2008. |
| K. Farrahi and D. Gatica-Perez What Did You Do Today? Discovering Daily Routines from Large-Scale Mobile Data in Proc. ACM Int. Conf. on Multimedia (MM), Vancouver, Oct. 2008 |
| R. Negoescu and D. Gatica-Perez Topickr: Flickr Groups and Users Reloaded in Proc. ACM Int. Conf. on Multimedia (MM), Vancouver, Oct. 2008 |
| D. B. Jayagopi, H. Hung, C. Yeo, and D. Gatica-Perez Predicting the Dominant Clique in Meetings through Fusion of Nonverbal Cues in Proc. ACM Int. Conf. on Multimedia (MM), Vancouver, Oct. 2008 |
| D. B. Jayagopi, S. Ba, J.-M. Odobez, and D. Gatica-Perez Predicting Two Facets of Social Verticality in Meetings from Five-minute Time Slices and Nonverbal Cues in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Special Session on Social Signal Processing, Chania, Oct. 2008 |
| H. Hung, D. B. Jayagopi, S. Ba, J.-M. Odobez, and D. Gatica-Perez Investigating Automatic Dominance Estimation in Groups from Visual Attention and Speaking Activity in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Chania, Oct. 2008 |
| K. Farrahi and D. Gatica-Perez Discovering Human Routines from Cell Phone Data with Topic Models in Proc. IEEE Int. Symposium on Wearable Computers (ISWC), Pittsburgh, Sep. 2008 |
| H. Hung and D. Gatica-Perez Identifying Dominant People in Meetings from Audio-Visual Sensors in Proc. IEEE Int. Conf. on Automatic Face and Gesture Recognition (FG), Special Session on Multi-Sensor HCI for Smart Environments, Amsterdam, Sep. 2008 |
| K. Farrahi and D. Gatica-Perez Daily Routine Classification from Mobile Phone Data in Proc. Workshop on Machine Learning and Multimodal Interaction (MLMI), Utrecht, Sep. 2008 |
| S. Ruiz-Correa, D. Gatica-Perez, H. J. Lin, L. G. Shapiro, and R. W. Sze A Hierarchical Bayesian Model for Classifying Craniofacial Malformations from CT Imaging in Proc. IEEE Int. Conf. of the Engineering in Medicine and Biology Society (EMBS), Vancouver, Aug. 2008 |
| R. Negoescu and D. Gatica-Perez Analyzing Flickr Groups in Proc. ACM Int. Conf. on Image and Video Retrieval (CIVR), Niagara Falls, Jul. 2008 |
| H. Hung, Y. Huang, C. Yeo, and D. Gatica-Perez Associating Audio-Visual Activity Cues in a Dominance Estimation Framework in Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Workshop on CVPR for Human Communicative Behavior Analysis (CVPR4HB), Anchorage, Jun. 2008 |
| H. Hung, Y. Huang, G. Friedland, and D. Gatica-Perez Estimating The Dominant Person In Multi-Party Conversations Using Speaker Diarization Strategies in Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Las Vegas, Mar. 2008 |
| 2007 | ||
| H.-K. Maganti, D. Gatica-Perez, and I. McCowan Speech Enhancement and Recognition in Meetings with an Audio-Visual Sensor Array IEEE Trans. on Audio, Speech, and Language Processing, Vol. 15. No. 8, pp. 2257- 2269, Nov. 2007. |
| F. Monay and D. Gatica-Perez Modeling Semantic Aspects for Cross-Media Image Retrieval IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 29, No. 10, pp. 1802-1817, Oct. 2007. |
| P. Quelhas, F. Monay, J.-M. Odobez, D. Gatica-Perez, and T. Tuytelaars A Thousand Words in a Scene IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 29, No. 9, pp. 1575-1589, Sep. 2007. |
| D. Gatica-Perez, G. Lathoud, J.-M. Odobez, and I. McCowan Audio-Visual Probabilistic Tracking of Multiple Speakers in Meetings IEEE Trans. on Audio, Speech, and Language Processing, Vol. 15. No. 2. pp. 601-616, Feb. 2007. |
| H. Hung, D. Jayagopi, C. Yeo, G. Friedland, S. Ba, J.-M. Odobez, K. Ramchandran, N. Mirghafori, and D. Gatica-Perez Using Audio and Video Features to Classify the Most Dominant Person in a Group Meeting in Proc. ACM Int. Conf. on Multimedia (ACM MM), Ausburg, Sep. 2007 |
| A. Jaimes, D. Gatica-Perez, N. Sebe, and T. Huang Human-Centered Computing: Toward a Human Revolution IEEE Computer, Vol. 40, No. 5, pp. 30-34, May 2007 |
| H.-K. Maganti, P. Motlicek, and D. Gatica-Perez Unsupervised Speech/Non-speech Detection for Automatic Speech Recognition in Meeting Rooms in Proc. IEEE Int. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), Honolulu, Apr. 2007 |
| A. C. Loui and D. Gatica-Perez Video Structuring by Probabilistic Merging of Video Segments United States Patent US 7,296,231 B2. Nov. 13, 2007, Eastman Kodak Company |
| 2006 | ||
| J.-M. Odobez, D. Gatica-Perez, and S. Ba Embedding Motion in Model-Based Stochastic Tracking IEEE Trans. on Image Processing, Vol. 15, No. 11, pp. 3515-3531, Nov. 2006. |
| D. Zhang, D. Gatica-Perez, S. Bengio, and I. McCowan Modeling Individual and Group Actions in Meetings With Layered HMMs IEEE Trans. on Multimedia, Vol. 8, No. 3, pp. 509-520, Jun. 2006. |
| K. Smith, S. Ba, D. Gatica-Perez, and J.-M. Odobez Tracking the Multi-Person Wandering Visual Focus of Attention in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Banff, Nov. 2006. |
| R. Rienks, D. Zhang, D. Gatica-Perez, and W. Post Detection and Application of Influence Rankings in Small-Group Meetings in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Banff, Nov. 2006. |
| H.-K. Maganti and D. Gatica-Perez Speaker Localization for Microphone-Array-Based ASR: the Effects of Accuracy on Overlapping Speech in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Banff, Nov. 2006. |
| A. Jaimes, N. Sebe, and D. Gatica-Perez Human-Centered Computing: a Multimedia Perspective in Proc. ACM Int. Conf. on Multimedia (MM), Special Session on Human-Centered Multimedia, Santa Barbara, Oct. 2006. |
| D. Joshi and D. Gatica-Perez Discovering Groups of People in Google News in Proc. ACM Int. Conf. on Multimedia, Workshop on Human-Centered Multimedia (HCM), Santa Barbara, Oct. 2006. |
| D. Gatica-Perez Analyzing Group Interaction in Conversations: a Review in Proc. IEEE Int. Conf. on Multisensor Fusion and Integration for Intelligent Systems (MFI), Special Session on Multisensor Fusion for Human-Activity Analysis, Heidelberg, Sep. 2006. |
| B. Fasel and D. Gatica-Perez Rotation-Invariant Neoperceptron in Proc. Int. Conf. on Pattern Recognition (ICPR), Hong Kong, Aug. 2006. |
| D. Zhang, D. Gatica-Perez, D. Roy, and S. Bengio Modeling Interactions from E-Mail Communication in Proc. IEEE Int. Conf. on Multimedia (ICME), Toronto, Jul. 2006. |
| K. Smith, P. Quelhas, and D. Gatica-Perez Detecting Abandoned Luggage Items in a Public Space in Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Workshop on Performance Evaluation of Tracking and Surveillance (CVPR-PETS), New York, Jun. 2006. |
| F. Monay, P. Quelhas, J.-M. Odobez, and D. Gatica-Perez Integrating Co-Occurrence and Spatial Contexts on Patch-Based Scene Segmentation in Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Workshop on Beyond Patches (CVPR-BP), New York, Jun. 2006. |
| M.
Al-Hames, T. Hain, J. Cernocky, S. Schreiber, M. Poel, R. Muller, S.
Marcel, D. van Leeuwen, J. Odobez, S. Ba, H. Bourlard, F. Cardinaux, D.
Gatica-Perez, A. Janin, P. Motlicek, S. Reiter, S. Renals, J. van Rest,
R. Rienks, G. Rigoll, K. Smith, A. Thean, and P. Zemcik Audio-Visual Processing in Meetings: Seven Questions and Current AMI Answers in Proc. Workshop on Machine Learning for Multimodal Interaction (MLMI), Washington DC, May 2006. |
| K. Smith, S. Schreiber, I. Potucek, V. Beran, G. Rigoll, and D. Gatica-Perez Multi-Person Tracking in Meetings: a Comparative Study in Proc. Workshop on Machine Learning for Multimodal Interaction (MLMI), Washington DC, May 2006, also appeared as: 2-D Multi-Person Tracking: a Comparative Study in AMI Meetings in Proc. Workshop on Classification of Events, Activities and Relationships (CLEAR), invited paper, Southampton, Apr. 2006. |
| 2005 | ||
| I. McCowan, D. Gatica-Perez, S. Bengio, G. Lathoud, M.
Barnard, and D. Zhang Automatic Analysis of Multimodal Group Actions in Meetings IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 27, No. 3, pp. 305-317, Mar. 2005. |
| D. Zhang, D. Gatica-Perez, S. Bengio, and D. Roy Learning Influence among Interacting Markov Chains in Proc. Neural Information Processing Systems (NIPS), Vancouver, Dec. 2005. |
| D. Gatica-Perez, D. Zhang, and S. Bengio, Extracting Information from Multimedia Meeting Collections in Proc. ACM Int. Conf. on Multimedia, Workshop on Multimedia Information Retrieval (ACM MM MIR), invited paper, Singapore, Nov. 2005. |
| P. Quelhas, F. Monay, J.-M. Odobez, D. Gatica-Perez, T. Tuytelaars, and L. Van Gool Modeling Scenes with Local Descriptors and Latent Aspects in Proc. IEEE Int. Conf. on Computer Vision (ICCV), Beijing, Oct. 2005. |
| D. Gatica-Perez, G. Lathoud, J.-M. Odobez, and I. McCowan Multimodal Multispeaker Probabilistic Tracking in Meetings in Proc. Int. Conf. on Multimodal Interfaces (ICMI), Trento, Oct. 2005 |
| M. Al-Hames, A. Dielmann, D. Gatica-Perez, S. Reiter, S.
Renals, G. Rigoll, and D. Zhang Multimodal Integration for Meeting Group Action Segmentation and Recognition in Proc. Workshop on Machine Learning for Multimodal Interaction (MLMI), Edinburgh, Jul. 2005. |
| I. McCowan, M. Hari-Krishna, D. Gatica-Perez, D. Moore, and
S. Ba Speech Acquisition in Meetings with an Audio-Visual Sensor Array in Proc. IEEE Int. Conf. on Multimedia (ICME), Special Session on E-meetings and E-learning, Amsterdam, Jul. 2005. |
| D. Zhang, D. Gatica-Perez, and S. Bengio Semi-supervised Meeting Event Recognition with Adapted HMMs in Proc. IEEE Int. Conf. on Multimedia (ICME), Amsterdam, Jul. 2005. |
| K. Smith, D. Gatica-Perez, and J.-M. Odobez Using Particles to Track Varying Numbers of Interacting People in Proc. IEEE Conf. on Computer Vision and Pattern Recognition (CVPR), San Diego, Jun. 2005. |
| D. Zhang, D. Gatica-Perez, S. Bengio, and I. McCowan Semi-supervised Adapted HMMs for Unusual Event Detection in Proc. IEEE Conf. on Computer Vision and Pattern Recognition (CVPR), San Diego, Jun. 2005. |
| K. Smith, D. Gatica-Perez, J.-M. Odobez, and S. Ba Evaluating Multi-Object Tracking in Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Workshop on Empirical Evaluation Methods in Computer Vision (CVPR-EEMCV), San Diego, Jun. 2005. |
| D. Gatica-Perez, J.-M. Odobez, S. Ba, K. Smith, and G.
Lathoud Tracking People in Meetings with Particles in Proc. Int. Workshop on Image Analysis for Multimedia Interactive Service (WIAMIS), invited paper, Montreux, Apr. 2005. |
| D. Gatica-Perez, I. McCowan, D. Zhang, and S. Bengio Detecting Group Interest-Level in Meetings in Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Philadelphia, Mar. 2005. |
| F. Monay, P. Quelhas, D. Gatica-Perez, and J.-M. Odobez Constructing visual models with a latent space approach in Proc. PASCAL Workshop on Subspace, Latent Structure and Feature Selection Techniques: Statistical and Optimization Perspectives, Bohinj, Slovenia, Feb. 2005.. |
| 2004 | ||
| F. Monay and D. Gatica-Perez PLSA-based Image Auto-Annotation: Constraining the Latent Space in Proc. ACM Int. Conf. on Multimedia (ACM MM), New York, Oct. 2004. |
| D. Zhang, D. Gatica-Perez, S. Bengio, I. McCowan, and G.
Lathoud Multimodal Group Action Clustering in Meetings in Proc. ACM Int. Conf. on Multimedia, Workshop on Video Surveillance and Sensor Networks (ACM MM-VSSN), New York, Oct. 2004. |
| B. Fasel, F. Monay, and D. Gatica-Perez Latent Semantic Analysis of Facial Action Codes for Automatic Facial Expression Recognition in Proc. ACM Int. Conf. on Multimedia, Workshop on Multimedia Information Retrieval (ACM MM-MIR), New York, Oct. 2004. |
| K. Smith and D. Gatica-Perez Order Matters: a Distributed Sampling Method for Multi-Object Tracking in Proc. British Machine Vision Conf. (BMVC), London, Sep. 2004. |
| J.-M. Odobez and D. Gatica-Perez Embedding Motion in Model-Based Stochastic Tracking in Proc. Int. Conf. on Pattern Recognition (ICPR), Cambridge, Aug. 2004. |
| D. Zhang, S. Z. Li, and D. Gatica-Perez Real-Time Face Detection Using Boosting Learning in Hierarchical Feature Spaces in Proc. Int. Conf. on Pattern Recognition (ICPR), Cambridge, Aug. 2004. |
| D. Gatica-Perez, N. Triroj, J.-M. Odobez, A. Loui, and M.T.
Sun Assessing Scene Structuring in Consumer Videos in Proc. Int. Conf. on Image and Video Retrieval (CIVR), Dublin, Jul. 2004. |
| D. Zhang, D. Gatica-Perez, S. Bengio, I. McCowan, and G.
Lathoud Modeling Individual and Group Actions in Meetings: a Two-Layer HMM Framework in Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Workshop on Event Mining in Video (CVPR-EVENT), Washington DC, Jul. 2004. |
| G. Lathoud, J.-M. Odobez, and D. Gatica-Perez AV16.3: an Audio-Visual Corpus for Speaker Localization and Tracking in Proc. Workshop on Machine Learning for Multimodal Interaction (MLMI), Martigny, Jun. 2004. |
| 2003 | ||
| D. Gatica-Perez, A. Loui, and M.T. Sun Finding Structure in Home Videos by Probabilistic Hierarchical Clustering IEEE Trans. on Circuits and Systems for Video Technology, Vol. 13, No. 6, pp. 539-548, Jun. 2003. |
| F. Monay and D. Gatica-Perez On Image Auto-Annotation with Latent Space Models in Proc. ACM Int. Conf. on Multimedia (ACM MM), Berkeley, Nov. 2003. |
| I. McCowan, D. Gatica-Perez, S. Bengio, D. Moore, and H.
Bourlard Towards Computer Understanding of Human Interactions in Proc. European Symposium on Ambient Intelligence (EUSAI), invited keynote paper, Eindhoven, Nov. 2003. |
| D. Gatica-Perez, G. Lathoud, I. McCowan, and J.-M. Odobez A Mixed-State I-Particle Filter for Multi-Camera Speaker Tracking in Proc. IEEE Int. Conf. on Computer Vision, Workshop on Multimedia Technologies in E-Learning and Collaboration (ICCV-WOMTEC), Nice, Oct. 2003. |
| D. Gatica-Perez, I. McCowan, M. Barnard, S. Bengio, and H.
Bourlard On Automatic Annotation of Meeting Databases in Proc. IEEE Int. Conf. on Image Processing (ICIP), Special Session: From Visual Models to Semantic Visual Information Retrieval, Barcelona, Sep. 2003. |
| D. Gatica-Perez, G. Lathoud, I. McCowan, J.-M. Odobez, and D.
Moore Audio-Visual Speaker Tracking with Importance Particle Filters in Proc. IEEE Int. Conf. on Image Processing (ICIP), Barcelona, Sep. 2003. |
| J.-M. Odobez, D. Gatica-Perez, and M. Guillemot Video Shot Clustering using Spectral Methods in Proc. Int. Workshop on Content-based Multimedia Indexing (CBMI), Rennes, Sep. 2003. |
| M. Guillemot, P. Wellner, D. Gatica-Perez, and J-M.Odobez A Hierarchical Keyframe User Interface for Browsing Video over the Internet in Proc. Int. Conf. on Human-Computer Interaction (INTERACT), Zurich, Sep. 2003. |
| J-M. Odobez, S. Ba, and D. Gatica-Perez An Implicit Motion Likelihood for Tracking with Particle Filters in Proc. British Machine Vision Conference (BMVC), Norwich, Sep. 2003. |
| J.-M. Odobez, D. Gatica-Perez, and M. Guillemot Spectral Structuring of Home Videos in Proc. Int. Conf. on Image and Video Retrieval (CIVR), Urbana-Champaign, Jul. 2003. |
| I. McCowan, S. Bengio, D. Gatica-Perez, G. Lathoud, F. Monay,
D. Moore, P. Wellner, and H. Bourlard Modeling Human Interaction in Meetings in Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Special Session on Smart Meeting Rooms, Hong Kong, April 2003. |
| 2002 | ||
| D. Gatica-Perez and M.T. Sun Object Localization in Metric Spaces for Video Linking in Proc. IEEE Workshop on Motion and Video Computing (WMVC). Orlando, Dec. 2002. |
| D. Gatica-Perez, M.T. Sun, and A. Loui Probabilistic Home Video Structuring: Feature Selection and Performance Evaluation in Proc. IEEE Int. Conf. on Image Processing (ICIP), Rochester NY, Sept. 2002. |
| D. Gatica-Perez and M.T. Sun Linking Objects in Videos by Importance Sampling in Proc. IEEE Int. Conf. on Multimedia (ICME). Lausanne, Aug. 2002. |
| D. Gatica-Perez, M.T. Sun, and C. Gu Probability Models for Connected Operators in Proc. Int. Symposium on Mathematical Morphology (ISMM), Sydney, April 2002. |
| D. Gatica-Perez, Z. Zhou, M.T. Sun, and V. Hsu Video Object Hyper-Links for Streaming Applications in Proc. Int. Conf. on Visual Information Systems (VISUAL), Hsin Chu, Mar. 2002. |