Wavelet Transform With Histogram-Based Threshold Estimation for Online Partial Discharge Signal Denoising.
Ramy HusseinKhaled Bashir ShabanAyman H. El-HagPublished in: IEEE Trans. Instrum. Meas. (2015)
Keyphrases
- denoising
- hard thresholding
- wavelet transform
- wavelet coefficients
- soft threshold
- translation invariant
- wavelet packet
- wavelet domain
- wavelet thresholding
- image denoising
- wavelet analysis
- wavelet packet transform
- partial discharge
- multiresolution
- high frequency
- image compression
- subband
- frequency domain
- noisy images
- denoising algorithm
- low frequency
- wavelet denoising
- image processing
- total variation
- wavelet decomposition
- natural images
- multiscale
- image coding
- feature extraction
- vibration signal
- real time
- denoising methods
- high voltage
- gaussian noise
- wavelet bases
- wavelet based denoising
- higher peak signal to noise ratio
- markov chain
- feature vectors
- filter bank
- artificial intelligence