A Hebbian/Anti-Hebbian network for online sparse dictionary learning derived from symmetric matrix factorization.
Tao HuCengiz PehlevanDmitri B. ChklovskiiPublished in: ACSSC (2014)
Keyphrases
- dictionary learning
- matrix factorization
- sparse representation
- sparse coding
- negative matrix factorization
- collaborative filtering
- low rank
- sparsity constraints
- recommender systems
- natural images
- tensor factorization
- nonnegative matrix factorization
- missing data
- factorization methods
- image classification
- linear combination
- image representation
- sparse codes
- image patches
- image processing
- high dimensional
- face recognition