Noise reduction method for chaotic signals based on dual-wavelet and spatial correlation.
Min HanYunxia LiuPublished in: Expert Syst. Appl. (2009)
Keyphrases
- spatial correlation
- reduction method
- noise detection
- temporal correlation
- low signal to noise ratio
- mexican hat
- soft threshold
- wavelet transform
- bandpass
- selection algorithm
- vibration signal
- denoising
- original signal
- feature extraction
- power spectrum
- signal detection
- knowledge based systems
- production rules
- weak signal detection