Collective Activity Detection Using Hinge-loss Markov Random Fields.
Ben LondonSameh KhamisStephen H. BachBert HuangLise GetoorLarry S. DavisPublished in: CVPR Workshops (2013)
Keyphrases
- activity detection
- markov random field
- potential functions
- loss function
- pairwise
- graph cuts
- higher order
- image segmentation
- random fields
- image restoration
- maximum a posteriori
- parameter estimation
- belief propagation
- energy function
- conditional random fields
- message passing
- similarity measure
- multi class
- feature space