Trajectory-Based Video Retrieval Using Dirichlet Process Mixture Models.
Xi LiWeiming HuZhongfei ZhangXiaoqin ZhangGuan LuoPublished in: BMVC (2008)
Keyphrases
- video retrieval
- dirichlet process mixture models
- generative model
- bayesian model
- missing data
- dictionary learning
- concept based video retrieval
- video data
- video shots
- video content
- retrieval systems
- semi supervised learning
- key frames
- machine learning
- expectation maximization
- natural language processing
- multimedia
- computer vision