Extraction of Visual Features for Lipreading.
Iain A. MatthewsTimothy F. CootesJ. Andrew BanghamStephen J. CoxRichard W. HarveyPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2002)
Keyphrases
- visual features
- image classification
- visual information
- visual content
- image retrieval
- image search
- image annotation
- semantic concepts
- semantic features
- visual appearance
- keywords
- low level
- low level features
- image collections
- web images
- information extraction
- bag of features
- probabilistic latent semantic analysis
- machine learning
- higher level
- textual features
- visual similarity
- global features
- automatically extracted
- semantic gap
- cbir systems
- key frames
- visual words
- multimedia