Linear spatial pyramid matching using non-convex and non-negative sparse coding for image classification.
Chengqiang BaoLiangtian HeYilun WangPublished in: ChinaSIP (2015)
Keyphrases
- image classification
- spatial pyramid matching
- sparse coding
- bag of words
- image representation
- visual features
- visual words
- feature extraction
- bag of features
- image features
- linear combination
- scene classification
- multi label
- sparse representation
- feature vectors
- natural images
- machine learning
- high dimensional
- information retrieval