On the Detection of Multiplicative Watermarks for Speech Signals in the Wavelet and DCT Domains.
Ramin EslamiJohn R. Deller Jr.Hayder RadhaPublished in: ICME (2006)
Keyphrases
- speech signal
- noisy environments
- speech recognition
- watermark detection
- digital images
- wavelet coefficients
- automatic speech recognition
- wavelet domain
- digital watermark
- wavelet transform
- image compression
- computer vision
- spread spectrum
- background noise
- denoising
- discrete cosine transform
- blind source separation
- neural network
- dct domain
- multiscale
- copyright protection
- linear prediction
- multiresolution
- automatic speech recognition systems
- noise reduction
- sound signals
- speech enhancement
- vocal tract
- image processing
- image watermarking
- sound source
- power spectrum
- hidden markov models
- dct coefficients
- additive noise
- wavelet decomposition
- non stationary
- watermarking scheme