Improving back-off models with bag of words and hollow-grams.
Benjamin LecouteuxRaphaël RubinoGeorges LinarèsPublished in: INTERSPEECH (2010)
Keyphrases
- bag of words
- n gram
- image classification
- text classification
- visual words
- action recognition
- image representation
- pascal voc
- document representation
- probabilistic model
- discriminative power
- image processing
- latent topics
- fisher kernel
- textual features
- object retrieval
- term frequency
- language model
- co occurrence
- feature extraction