Efficient image classification via sparse coding spatial pyramid matching representation of SIFT-WCS-LTP feature.
Mingming HuangZhichun MuHui ZengPublished in: IET Image Process. (2016)
Keyphrases
- spatial pyramid matching
- image classification
- sparse coding
- bag of words
- image features
- image representation
- visual words
- bag of features
- dictionary learning
- scale invariant feature transform
- linear combination
- natural images
- sparse representation
- scene classification
- visual features
- feature extraction
- keypoints
- visual categorization
- high dimensional
- object recognition
- unsupervised learning
- image patches
- action recognition
- n gram
- generative model
- maximum likelihood
- higher order
- object categories
- information extraction
- image retrieval
- pairwise
- pattern recognition