Fast Convolutional Sparse Dictionary Learning Based on LocOMP and Its Application to Bearing Fault Detection.
Liu HeCai YiQiuyang ZhouJianhui LinPublished in: IEEE Trans. Instrum. Meas. (2022)
Keyphrases
- fault detection
- dictionary learning
- sparse coding
- sparse representation
- fault diagnosis
- natural images
- industrial processes
- fault identification
- image classification
- linear combination
- group sparsity
- sparse codes
- image representation
- tennessee eastman
- robust fault detection
- generative model
- unsupervised learning
- sparsity constraints
- fuel cell
- image patches
- high dimensional
- dictionary learning for sparse
- probabilistic model
- signal processing
- higher order
- prior knowledge
- expert systems
- feature space
- image processing
- computer vision
- machine learning
- neural network