A New Morphological Filter for Fault Feature Extraction of Vibration Signals.
Jianbo YuTianzhong HuHaiqiang LiuPublished in: IEEE Access (2019)
Keyphrases
- vibration signal
- feature extraction
- extracted features
- wavelet transform
- morphological filters
- fault detection
- condition monitoring
- fault diagnosis
- operating conditions
- wavelet analysis
- high frequency
- frequency band
- denoising
- autoregressive
- mathematical morphology
- multiresolution
- feature vectors
- image processing
- texture analysis
- median filter
- feature selection
- structuring elements
- positive and negative
- image compression
- low frequency
- wavelet coefficients
- multiscale
- high quality
- neural network
- gabor filters
- steady state
- subband
- high resolution
- expert systems
- power spectrum