Human Activity Encoding and Recognition Using Low-level Visual Features.
Zheshen WangBaoxin LiPublished in: IJCAI (2009)
Keyphrases
- human activities
- low level visual features
- visual features
- image database
- activity recognition
- image content
- video clips
- image retrieval
- low level features
- high level
- human computer interaction
- semantically meaningful
- visual information
- relevance feedback
- automatic image annotation
- sensor data
- semantic gap
- semantic concepts
- image annotation
- image collections
- low level
- visual content
- cbir systems
- semantic information
- human actions
- image data
- spatial relationships
- keywords
- data sets
- action recognition
- key frames
- feature space
- text classification
- image classification
- learning algorithm