Robust Survey Aggregation with Student-t Distribution and Sparse Representation.
Qingtao TangTao DaiLi NiuYisen WangShu-Tao XiaJianfei CaiPublished in: IJCAI (2017)
Keyphrases
- sparse representation
- dictionary learning
- norm minimization
- sparse coding
- illumination variations
- face recognition
- image classification
- regularized least squares
- image patches
- sparsity constraints
- random projections
- negative matrix factorization
- high dimensional data
- compressive sensing
- object tracking
- reconstruction error
- joint optimization
- piecewise smooth
- image representation
- compressed sensing
- signal processing
- dimensionality reduction
- sparse reconstruction
- matrix completion
- sparse codes
- data sets
- sparse representation based classification
- convex optimization
- semi supervised
- image features
- pattern recognition
- training data
- decision trees
- computer vision
- machine learning