Keyphrases
- fisher kernel
- generative model
- bag of words
- tf idf
- feature vectors
- bag of visual words
- hidden markov models
- visual words
- feature set
- image classification
- data representation
- text classification
- image representation
- linear classifiers
- action recognition
- probabilistic model
- text retrieval
- information retrieval
- similarity measure
- discriminative power
- image segmentation
- search engine