Watermark recovery from speech using inverse filtering and sign correlation.
Robert MorrisRalph JohnsonVladimir GoncharoffJoseph DiVitaPublished in: INTERSPEECH (2009)
Keyphrases
- speech recognition
- digital images
- correlation matrix
- watermarking scheme
- automatic speech recognition
- speech synthesis
- digital watermarking
- audio visual
- speech signal
- spread spectrum
- watermarking algorithm
- geometric distortions
- copyright protection
- jpeg compression
- human visual system
- pattern recognition
- filtering algorithm
- signal processing
- adaptive filtering
- spoken language
- correlation coefficient
- text to speech
- hidden markov models
- filtering method
- image watermarking
- frequency domain