Huda Farag Alspihe, Amira Alsaid Hashem, Hala Ail Shelo. Enhancement of Digital Images Using Discrete Cosine Transform (DCT): Quality Analysis Based on PSNR and SSIM Metrics. NAJSP [انترنت]. 24 أغسطس، 2025 [وثق 29 أغسطس، 2025];3(3):236-42. موجود في: https://najsp.com/index.php/home/article/view/576