Ashraf Afifi
Ashraf Afifi
Professor, College of Computers and Information Technology,Taif University, KSA
Verified email at tu.edu.sa
Title
Cited by
Cited by
Year
Block-based optical color image encryption based on double random phase encoding
OS Faragallah, MA Alzain, HS El-Sayed, JF Al-Amri, W El-Shafai, A Afifi, ...
IEEE Access 7, 4184-4194, 2018
242018
Investigation of chaotic image encryption in spatial and FrFT domains for cybersecurity applications
OS Faragallah, A Afifi, W El-Shafai, HS El-Sayed, EA Naeem, MA Alzain, ...
IEEE Access 8, 42491-42503, 2020
182020
A watershed approach for improving medical image segmentation
EA Zanaty, A Afifi
Computer methods in biomechanics and biomedical engineering 16 (12), 1262-1272, 2013
182013
Support vector machines (SVMs) with universal kernels
EA Zanaty, A Afifi
Applied Artificial Intelligence 25 (7), 575-589, 2011
162011
Efficient and secure opto-cryptosystem for color images using 2D logistic-based fractional Fourier transform
OS Faragallah, HS El-sayed, A Afifi, W El-Shafai
Optics and Lasers in Engineering 137, 106333, 2021
132021
Efficiently encrypting color images with few details based on RC6 and different operation modes for cybersecurity applications
OS Faragallah, A Afifi, W El-Shafai, HS El-Sayed, MA Alzain, JF Al-Amri, ...
IEEE Access 8, 103200-103218, 2020
122020
Secure color image cryptosystem based on chaotic logistic in the FrFT domain
OS Faragallah, MA AlZain, HS El-Sayed, JF Al-Amri, W El-Shafai, A Afifi, ...
Multimedia Tools and Applications 79 (3), 2495-2519, 2020
122020
Optical color image cryptosystem using chaotic baker mapping based-double random phase encoding
OS Faragallah, A Afifi
Optical and Quantum Electronics 49 (3), 1-28, 2017
112017
New Region Growing based on Thresholding Technique Applied to MRI Data
A Afifi, S Ghoniemy, EA Zanaty, SF El-Zoghdy
112015
Efficient HEVC integrity verification scheme for multimedia cybersecurity applications
OS Faragallah, A Afifi, HS El-Sayed, MA Alzain, JF Al-Amri, ...
IEEE Access 8, 167069-167089, 2020
102020
Improving the classification accuracy using support vector machines (SVMS) with new kernel
A Afifi
Journal of global research in computer science 4 (2), 1-7, 2013
102013
A new validity index for fuzzy C-means for automatic medical image clustering
SF Bahght, S Aljahdali, EA Zanaty, AS Ghiduk, A Afifi
International Journal of Computer Applications 38 (12), 1-8, 2012
82012
A new approach for automatic fuzzy clustering applied to magnetic resonance image clustering
AA E. A. Zanaty1
American Journal of Remote Sensing 2 (1), 38-46, 2013
62013
A CHAOTIC CONFUSION-DIFFUSION IMAGE ENCRYPTION BASED ON HENON MAP
A Afifi
International Journal of Network Security & Its Applications (IJNSA) 11 (4 …, 2019
52019
Laguerre Kernels –Based SVM for Image Classification
A Afifi
(IJACSA) International Journal of Advanced Computer Science and Applications …, 2014
52014
A Watershed Transformation for Detecting Distorted Brain Based on Segmenting Magnetic Resonance Images
AA E.A.Zanaty
Applied Mathematics & Information Sciences 5 (3), 2011
52011
Cybersecurity framework of hybrid watermarking and selective encryption for secure HEVC communication
OS Faragallah, W El-Shafai, AI Sallam, I Elashry, ESM EL-Rabaie, A Afifi, ...
Journal of Ambient Intelligence and Humanized Computing, 1-25, 2021
42021
A hybrid technique based on combining fuzzy k-means clustering and region growing for improving gray matter and white matter segmentation
A Afifi
International Journal of Advanced Computer Science and Applications 3 (7), 2012
42012
Improving the accuracy of support vector machines via a new kernel functions
EA Zanaty, A Afifi, RE Khateeb
Int Journal Intell Computer Sci 1, 55-67, 2009
42009
Generalized Hermite kernel function for support vector machine classifications
EA Zanaty, A Afifi
International Journal of Computers and Applications 42 (8), 765-773, 2020
32020
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Articles 1–20