Keyphrases
- static images
- image analysis
- image data
- single image
- input image
- image features
- template matching
- image retrieval
- image segmentation
- image classification
- image matching
- coarse to fine
- video images
- video frames
- image content
- image regions
- multimedia
- human activities
- road signs
- low level
- network structure
- feature points
- spatial information
- visual data
- partial occlusion
- multiresolution
- key frames
- keypoints
- preprocessing stage
- image processing
- video sequences
- image collections
- segmentation algorithm
- video data
- video streams
- recognition rate
- activity recognition
- image quality