Histogram of Orientation Shape Context
This code is a matlab implementation of the Histogram of Orientation Shape Context (HOOSC) [1,2] descriptor.
HOOSC was proposed as a local shape descriptor for analysis of ancient Maya hieroglyphs . The experimental results described in  was produced using this code. The initial code was written by Edgar Roman-Rangel et al.
See http://www.idiap.ch/paper/maaya/hoosc/ for more detail.
E. Roman-Rangel, C. Pallan-Gayol, J.-M. Odobez, and D. Gatica-Perez
Searching the past: an improved shape descriptor to retrieve maya hieroglyphs. In ACM Multimedia, pages 163–172, 2011.
R. Hu, Jean-Marc Odobez, and Daniel Gatica-Perez
Assessing a Shape Descriptor for Analysis of Mesoamerican Hieroglyphics: A View Towards Practice in Digital Humanities, Digital Humanities, 2016.