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Ashraf Afifi
Ashraf Afifi
Professor, College of Computers and Information Technology,Taif University, KSA
Adresă de e-mail confirmată pe tu.edu.sa
Titlu
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Citat de
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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
712020
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
642021
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
622018
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, 2495-2519, 2020
522020
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, 2022
472022
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
452020
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
412020
Support vector machines (SVMs) with universal kernels
EA Zanaty, A Afifi
Applied Artificial Intelligence 25 (7), 575-589, 2011
272011
A watershed approach for improving medical image segmentation
EA Zanaty, A Afifi
Computer methods in biomechanics and biomedical engineering 16 (12), 1262-1272, 2013
222013
Efficient optical double image cryptosystem using chaotic mapping-based Fresnel transform
OS Faragallah, A Afifi, IF Elashry, EA Naeem, HM El-Hoseny, HS El-sayed, ...
Optical and Quantum Electronics 53 (6), 305, 2021
202021
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
192017
A long-range internet of things-based advanced vehicle pollution monitoring system with node authentication and blockchain
A Rana, AS Rawat, A Afifi, R Singh, M Rashid, A Gehlot, SV Akram, ...
Applied Sciences 12 (15), 7547, 2022
182022
A CHAOTIC CONFUSION-DIFFUSION IMAGE ENCRYPTION BASED ON HENON MAP
A Afifi
International Journal of Network Security & Its Applications (IJNSA) 11 (4 …, 2019
162019
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
152013
New Region Growing based on Thresholding Technique Applied to MRI Data
A Afifi, S Ghoniemy, EA Zanaty, SF El-Zoghdy
132015
Generalized Hermite kernel function for support vector machine classifications
EA Zanaty, A Afifi
International Journal of Computers and Applications 42 (8), 765-773, 2020
112020
A comparison of the “sometimes pool”,“sometimes switch” and “never pool” procedures in the two-way ANOVA random effects model
G Wolde-Tsadik, AA Afifi
Technometrics 22 (3), 367-373, 1980
111980
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
102012
Small details gray scale image encryption using RC6 block cipher
OS Faragallah, HS El-sayed, A Afifi, SF El-Zoghdy
Wireless Personal Communications 118, 1559-1589, 2021
92021
Improving the accuracy of support vector machines via a new kernel functions
EA Zanaty, A Afifi, RE Khateeb
Int J Intell Comput Sci 1, 55-67, 2009
72009
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Articole 1–20