Digital image watermarking using DWT-SVD with enhanced tunicate swarm optimization algorithm - Kumari, Ms R. Radha; Kumar, V. Vijaya; Naidu, K. Rama (Multimedia tools and applications, 2023)
Keywords: Algorithms; Computer Communication Networks; Computer Science; Copy protection; Data Structures and Information Theory; Digital imaging; Digital watermarking; Discrete Wavelet Transform; Embedding; Image enhancement; Multimedia Information Systems; Optimization; Robustness; Scrambling (communication); Security; Signal to noise ratio; Singular value decomposition; Special Purpose and Application-Based Systems; Trigonometric functions; Wavelet transforms; Image security; Image watermarking; Enhanced tunicate swarm algorithm; Block variance and Arnold scrambling