Abrupt noise rejection using wavelet transform for electromagnetic wave observation signals.
Akitoshi ItaiHiroshi YasukawaIchi TakumiMasayasu HataPublished in: EUSIPCO (2006)
Keyphrases
- wavelet transform
- low frequency
- high frequency
- vibration signal
- multiscale
- multiresolution
- image coding
- low signal to noise ratio
- noisy environments
- shift invariance
- power quality disturbance
- noise level
- image compression
- ridgelet transform
- condition monitoring
- singularity detection
- biomedical signals
- wavelet coefficients
- white noise
- feature extraction
- subband
- soft threshold
- multi resolution analysis
- signal detection
- direct sequence spread spectrum
- random noise
- wavelet analysis
- noise model
- gaussian noise
- wavelet domain
- signal processing
- single channel
- image fusion algorithm
- wavelet decomposition
- short time fourier transform
- weak signal detection
- simulation software
- translation invariant
- received signal
- noise reduction
- image registration