Inspec keywords: singular value decomposition; cryptography; discrete wavelet transforms; edge detection; image watermarking; entropy

Other keywords: HVS characteristics; advanced standard encryption; human visual system characteristics; robust block-based DWT SVD image watermarking scheme; visual quality; discrete wavelet transform domain; edge entropy; binary watermark logo; security issue; high imperceptibility; singular value decomposition; U matrix; geometrical attack; image processing attack; high robustness; digital protection; information encryption; digital watermarking

Subjects: Image recognition; Integral transforms; Algebra; Data security; Integral transforms; Algebra; Image and video coding; Cryptography; Computer vision and image processing techniques