Sparse Elitist Group Lasso Denoising in Frequency Domain for Bearing Fault Diagnosis.
Kai ZhengTianliang LiZuqiang SuBin ZhangPublished in: IEEE Trans. Ind. Informatics (2021)
Keyphrases
- frequency domain
- denoising
- group lasso
- fault diagnosis
- monitoring and fault diagnosis
- variable selection
- total variation
- regression model
- regularization term
- image denoising
- spatial domain
- efficient optimization
- convex optimization
- multi task
- expert systems
- multiple kernel learning
- noisy images
- contingency tables
- image processing
- neural network
- power spectrum
- low rank
- natural images
- fuzzy logic
- evolutionary algorithm
- filter bank
- cross validation
- high dimensional
- wavelet packet
- model selection
- linear combination
- genetic algorithm
- genetic programming
- objective function
- clustering algorithm