Video Activity Extraction and Reporting with Incremental Unsupervised Learning.
Jose Luis PatinoFrançois BrémondMurray EvansAli ShahrokniJames M. FerrymanPublished in: AVSS (2010)
Keyphrases
- unsupervised learning
- human activities
- video sequences
- video data
- video clips
- video frames
- video streams
- supervised learning
- real time
- video segments
- real time video
- multimedia
- data analysis
- video retrieval
- spatial and temporal
- automatic extraction
- event detection
- model selection
- video surveillance
- information extraction
- video images
- online video
- machine learning
- video segmentation
- video database
- activity recognition
- video shots
- deep architectures
- video synopsis
- video analysis
- space time
- expectation maximization
- semi supervised
- knn
- object recognition
- reinforcement learning
- similarity measure
- feature extraction
- data sets