PD Source Diagnosis and Localization in Industrial High-Voltage Insulation System via Multimodal Joint Sparse Representation.
Liangtian WanGuangjie HanLei ShuSammy ChanNaixing FengPublished in: IEEE Trans. Ind. Electron. (2016)
Keyphrases
- sparse representation
- high voltage
- partial discharge
- normal operation
- joint optimization
- dictionary learning
- fault diagnosis
- sparse coding
- operating conditions
- compressive sensing
- image classification
- face recognition
- compressed sensing
- signal processing
- failure diagnosis
- random projections
- sparse approximations
- image patches
- sparse reconstruction
- high dimensional data
- regularized least squares
- negative matrix factorization
- test images
- norm minimization
- image representation
- power transformers
- dimensionality reduction
- machine learning
- sparsity constraints
- image processing