A Video Descriptor Using Orientation Tensors and Shape-Based Trajectory Clustering.
Felipe Andrade CaetanoMarcelo Bernardes VieiraRodrigo Luis de Souza da SilvaPublished in: Int. J. Image Graph. (2016)
Keyphrases
- object recognition
- clustering algorithm
- video data
- multimedia
- action detection
- real time
- video sequences
- k means
- level set
- video content
- hierarchical clustering
- action recognition
- clustering method
- data points
- motion trajectories
- action classification
- video frames
- local binary pattern
- object detection
- unsupervised learning
- trajectory data
- video surveillance
- video streams
- orientation histogram
- feature extraction
- unsupervised manner
- polar fourier
- content based copy detection
- video shots
- video analysis
- shape representation
- feature descriptors
- shape features
- video clips
- human actions
- high order
- distance metric
- keypoints