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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
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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Articles 1–20