Marie Curie research fellow, Oya Aran, has paved the way for the development of computer techniques that could automatically reveal meaning from body language and other visual cues, predict people's mood and help improve, she says, “collective decision-making”. The scientist studied 100 people interacting in small groups, using computer vision, audio processing and “machine learning” to detect dominance and emergent leadership.

more info at: http://ec.europa.eu/programmes/horizon2020/en/news/cracking-code-unspoken-language