Analysis of Different Sparsity Methods in Constrained RBM for Sparse Representation in Cognitive Robotic Perception.
Zongyong CuiShuzhi Sam GeZongjie CaoJianyu YangHongliang RenPublished in: J. Intell. Robotic Syst. (2015)
Keyphrases
- sparse representation
- dictionary learning
- sparse approximations
- sparsity constraints
- sparse coding
- high dimensional data
- image classification
- multiscale
- image patches
- face recognition
- object recognition
- high dimensional
- collaborative filtering
- higher order
- test images
- negative matrix factorization
- random projections
- compressed sensing
- machine learning