- "Multimodal spectral geometry, joint diagonalization, and closest commuting matrices", Geometry Workshop, Strobl, Austria, August 2013.
- "Metric models in shape analysis",
MICCAI Workshop on Mesh Processing in Medical Image Analysis (MeshMed), Toronto, Canada, 18 September 2011.
- "Diffusion descriptors for non-rigid shapes", Eurographics Workshop on 3D Object Retrieval (3DOR), Llandudno, UK, 10 April 2011.
- "Non-rigid, non-rigid, non-rigid world", ELMAR Symposium, Zadar, Croatia, 15 September 2010.
- "Metric geometry: an old new tool in image sciences", Forward looking panel discussion, SIAM Conference on Imaging Science, Chicago (IL), USA, 13 April 2010.
- "New dimensions of media", International Conference on
Management of Multimedia and Mobile Networks and Services
, San Jose (CA), USA, 1 November 2007.