Group Sparse Non-negative Matrix Factorization for Multi-Manifold Learning.
Xiangyang LiuHongtao LuHua GuPublished in: BMVC (2011)
Keyphrases
- manifold learning
- matrix factorization
- sparse non negative
- sparse coding
- sparse representation
- collaborative filtering
- dimensionality reduction
- low dimensional
- high dimensional
- recommender systems
- semi supervised
- low rank
- nonnegative matrix factorization
- dimension reduction
- missing data
- negative matrix factorization
- latent space
- high dimensional data
- image classification
- feature extraction
- multiscale
- training set
- feature space
- image representation
- unsupervised learning
- data representation
- natural images
- image retrieval