On the relevance of sparsity for image classification.
Roberto RigamontiVincent LepetitGermán GonzálezEngin TüretkenFethallah BenmansourMatthew A. BrownPascal FuaPublished in: Comput. Vis. Image Underst. (2014)
Keyphrases
- image classification
- sparse representation
- image representation
- bag of words
- image features
- feature extraction
- visual features
- information retrieval
- web search
- neural network
- sparse coding
- visual words
- high dimensional
- multi label
- data sets
- class specific
- relevance ranking
- loss function
- learning algorithm
- machine learning
- relative importance