Inspec keywords: autoregressive processes; wavelet transforms; watermarking; image watermarking; image coding

Other keywords: alternative watermarking methods; contourlet coefficients; two-dimensional generalised autoregressive conditional heteroscedasticity model; heteroscedastic watermark detector; statistical properties; statistical model; heavy-tailed distribution; contourlet domain image watermark detector; 2D GARCH model-based contourlet domain watermark detector

Subjects: Computer vision and image processing techniques; Other topics in statistics; Other topics in statistics; Integral transforms; Integral transforms