Grouplet: A structured image representation for recognizing human and object interactions.
Bangpeng YaoLi Fei-FeiPublished in: CVPR (2010)
Keyphrases
- image representation
- human object interactions
- joint optimization
- image classification
- action recognition
- multiscale
- object recognition
- sparse representation
- bag of words
- image features
- image content
- quadtree
- d objects
- bag of features
- image retrieval
- bag of visual words
- sparse coding
- receptive fields
- visual words
- low level features
- scene classification
- feature space
- representation scheme
- human pose
- machine learning
- moving objects
- scene recognition
- scene categorization
- spatial relationships
- object classes
- keypoints
- image database
- pattern recognition