Toward Sparse Coding on Cosine Distance.
Jonghyun ChoiHyunjong ChoJungsuk KwacLarry S. DavisPublished in: ICPR (2014)
Keyphrases
- sparse coding
- cosine distance
- euclidean distance
- dictionary learning
- natural images
- sparse representation
- linear combination
- image classification
- tf idf
- unsupervised learning
- vector space
- distance metric
- edit distance
- generative model
- image patches
- image representation
- feature space
- high dimensional
- distance measure
- natural language processing
- feature vectors
- neural network
- higher order
- feature extraction
- input image
- small number
- visual words
- clustering algorithm
- multiscale
- image processing
- computer vision