Graph Fourier Transform Based Audio Zero-Watermarking.
Longting XuDaiyu HuangSyed Faham Ali ZaidiAbdul RaufRohan Kumar DasPublished in: IEEE Signal Process. Lett. (2021)
Keyphrases
- audio signal
- graph representation
- graph theory
- multimedia
- digital images
- random walk
- graph theoretic
- visual information
- connected components
- weighted graph
- graph model
- bipartite graph
- fourier transform
- signal processing
- graph structure
- directed graph
- frequency domain
- robust image watermarking
- image processing
- watermarking scheme
- directed acyclic graph
- data hiding
- watermarking technique
- shift invariant
- copyright protection
- image watermarking
- image authentication