Local visual words coding for low bit rate mobile visual search.
Yue WuShiyang LuTao MeiJian ZhangShipeng LiPublished in: ACM Multimedia (2012)
Keyphrases
- low bit rate
- visual words
- coding method
- sparse coding
- bag of words
- image classification
- bit rate
- soft assignment
- coding scheme
- co occurrence
- image representation
- image compression
- visual quality
- image retrieval
- compression ratio
- spatial information
- video compression
- inter frame
- image features
- keypoints
- image quality
- pairwise
- gaussian mixture model
- text classification
- feature space
- action recognition
- machine learning
- compression algorithm
- rate distortion
- video coding
- n gram
- subband
- visual features
- retrieval accuracy
- object recognition
- video sequences
- high quality