Sparse classification based on dictionary learning for planet bearing fault identification.
Chuan ZhaoZhipeng FengXiukun WeiYong QinPublished in: Expert Syst. Appl. (2018)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- object category recognition
- group sparsity
- fault identification
- image classification
- sparsity constraints
- feature space
- dictionary learning for sparse
- sparse codes
- linear combination
- unsupervised learning
- higher order
- natural images
- text classification
- face recognition
- high dimensional data
- fault diagnosis
- image patches
- fault detection
- signal processing
- pairwise
- feature extraction