Cross-Video Contextual Knowledge Exploration and Exploitation for Ambiguity Reduction in Weakly Supervised Temporal Action Localization.
Songchun ZhangChunhui ZhaoPublished in: IEEE Trans. Circuits Syst. Video Technol. (2024)
Keyphrases
- weakly supervised
- contextual knowledge
- object localization
- weakly labeled
- contextual information
- object class
- relation extraction
- topic models
- superpixels
- case based reasoning
- video sequences
- semi supervised
- named entities
- video data
- object detectors
- video frames
- information extraction
- information overload
- high level
- multiscale
- viewpoint
- knowledge sources
- object recognition
- machine learning
- knowledge based systems