A new data fusion driven-sparse representation learning method for bearing intelligent diagnosis in small and unbalanced samples.
Yike ZhaoXin ZhangJiaxu WangLei WuZhiwen LiuLei WangPublished in: Eng. Appl. Artif. Intell. (2023)
Keyphrases
- data fusion
- sparse representation
- dictionary learning
- fusion algorithm
- fusion method
- input data
- group sparsity
- sparse coding
- data sets
- multi sensor
- test images
- multi source
- negative matrix factorization
- unsupervised learning
- information fusion
- reconstruction error
- image representation
- fusion methods
- multiple sensors
- fusion process
- norm minimization