Keyphrases
- image classification
- hidden markov models
- feature extraction
- texture analysis
- texture features
- image representation
- image features
- bag of words
- visual features
- gray level
- texture images
- texture information
- texture classification
- speech recognition
- maximum likelihood
- similarity measure
- image processing
- sparse representation
- feature set
- probabilistic model
- gaussian distribution
- real scenes
- feature selection