P phase and S phase detection using the Daubechies Wavelet Transform (DWT) to minimize the noise at three component seismograms displacement records.
Ömer Halil ÇolakT. C. DesticiS. OzenO. CerezciNiyazi AriPublished in: EUSIPCO (2005)
Keyphrases
- wavelet transform
- wavelet coefficients
- multiresolution
- phase information
- low frequency
- multiscale
- wavelet decomposition
- wavelet domain
- image coding
- subband
- image compression
- high frequency
- complex wavelet transform
- discrete wavelet transform
- noise level
- shift invariance
- detection method
- feature extraction
- shift invariant
- noisy images
- wavelet function
- image quality
- lifting scheme
- low signal to noise ratio
- multiresolution analysis
- false positives