Detection of speech tampering using sparse representations and spectral manipulations based information hiding.
Shengbei WangWeitao YuanJianming WangMasashi UnokiPublished in: Speech Commun. (2019)
Keyphrases
- information hiding
- sparse representation
- hidden information
- jpeg images
- copyright protection
- sparse coding
- image classification
- data hiding
- watermarking scheme
- digital images
- face recognition
- signal processing
- jpeg compression
- dimensionality reduction
- manifold learning
- speech recognition
- high dimensional data
- signal to noise ratio
- speech signal
- remote sensing images
- hyperspectral
- change detection
- test images
- training set
- multiscale