The International Arab Journal of Information Technology (IAJIT)


Rangan Kodandaram, Shashank Mallikarjun, Manikantan  Krishnamuthan, and Ramachandran Sivan 

Semi Fragile Watermarking for Content based Image Authentication and Recovery in the DWT-DCT

Abstract: Content authentication requires that the image watermarks must highlight malicious attacks while tolerating

Application of Framelet Transform and Singular Value Decomposition to Image Enhancement

Decomposition (SVD) has been proposed. Framelet transform is used to decompose the image into one low frequency subband

New Algorithm for Speech Compression Based on Discrete Hartley Transform

Noureddine Aloui1, Souha Bousselmi2, and Adnane Cherif 2 1Centre for Research on Microelectronics and Nanotechnology, Sousse Technology Park, Tunisia 2Innov’Com Laboratory, Sciences Faculty of Tunis, University of Tunis El-Manar, Tunisia