A New Hybrid Diagnosis of Bearing Faults Based on Time-Frequency Images and Sparse Representation.
Ilhan AydinSeyfullah KanerPublished in: Traitement du Signal (2020)
Keyphrases
- sparse representation
- test images
- image classification
- piecewise smooth
- dictionary learning
- image data
- fault diagnosis
- signal processing
- ground truth
- sparse coding
- compressed sensing
- sparse reconstruction
- image representation
- model based diagnosis
- three dimensional
- image features
- basis vectors
- sparse approximations
- low rank matrix recovery
- image matching
- input image
- object recognition
- fault detection
- small number
- image retrieval
- image processing
- image reconstruction
- spatial information
- image regions
- keypoints
- high dimensional data
- natural images
- random projections
- pattern recognition