Publications

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Book Chapter
Sayed, W. S., A. G. Radwan, and H. A. H. Fahmy, "Chaos and Bifurcation in Controllable Jerk-Based Self-Excited Attractors", Nonlinear Dynamical Systems with Self-Excited and Hidden Attractors: Springer, Cham, pp. 45-70, 2018. Abstract
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Sayed, W. S., A. G. Radwan, and S. K. Abd-El-Hafiz, "Chaotic Properties of Various Types of Hidden Attractors in Integer and Fractional Order Domains", Mathematical Techniques of Fractional Order Systems, pp. 503-528, 2018. Abstract
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Radwan, A. G., W. S. Sayed, and S. K. Abd-El-Hafiz, "Control and Synchronization of Fractional-Order Chaotic Systems", Fractional Order Control and Synchronization of Chaotic Systems: Springer International Publishing, pp. 325-355, 2017. Abstract
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Sayed, W. S., S. M. Ismail, L. A. Said, and A. G. Radwan, "On the Fractional Order Generalized Discrete Maps", Mathematical Techniques of Fractional Order Systems, pp. 375-408, 2018. Abstract
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Sayed, W. S., A. G. Radwan, and S. K. Abd-El-Hafiz, "Self-Excited Attractors in Jerk Systems: Overview and Numerical Investigation of Chaos Production", Nonlinear Dynamical Systems with Self-Excited and Hidden Attractors: Springer, Cham, pp. 71-86, 2018. Abstract
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Conference Paper
Sayed, W. S., A. G. Radwan, H. A. H. Fahmy, and A. L. Elsedeek, "All-Dynamic Synchronization of Rotating Fractional-Order Chaotic Systems", 2019 Novel Intelligent and Leading Emerging Sciences Conference (NILES), vol. 1: IEEE, pp. 226–229, 2019. Abstract
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Fetteha, M. A., W. S. Sayed, L. A. Said, and A. G. Radwan, "Chaos-based image encryption using dna manipulation and a modified arnold transform", International Conference on Model and Data Engineering: Springer Nature Switzerland Cham, pp. 3–15, 2022. Abstract
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Elrefai, H. M., S. A. S. Zeid, W. S. Sayed, L. A. Said, and A. G. Radwan, "Compact Multiplier-less CORDIC-Based FPGA Implementation of Sine and Modified Sine Chaotic Maps", International Conference on Nonlinear Dynamics and Applications: Springer Nature Switzerland Cham, pp. 153–161, 2023. Abstract
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Sayed, W. S., A. - L. E. Hussien, H. A. H. Fahmy, and A. G. Radwan, "Generalized chaotic maps and elementary functions between analysis and implementation", 2015 IEEE International Conference on Electronics, Circuits, and Systems (ICECS): IEEE, pp. 506–507, 2015. Abstract
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Mohamed, S. M., W. S. Sayed, L. A. Said, and A. G. Radwan, "Generalized Fractional-Order Complex Logistic Map and Fractals on FPGA", International Conference on Nonlinear Dynamics and Applications: Springer Nature Switzerland Cham, pp. 371–380, 2023. Abstract
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Tolba, M. F., W. S. Sayed, A. G. Radwan, S. K. Abd-El-Hafiz, and A. M. Soliman, "Hardware Speech Encryption Using a Chaotic Generator, Dynamic Shift and Bit Permutation", 2018 30th International Conference on Microelectronics (ICM): IEEE, pp. 100–103, 2018. Abstract
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Fetteha, M. A., W. S. Sayed, L. A. Said, and A. H. Madian, "Modified Arnold Transform and DNA Manipulation for Chaos-Based RGB Image Encryption", 2023 International Conference on Microelectronics (ICM): IEEE, pp. 32–35, 2023. Abstract
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Tolba, M. F., W. S. Sayed, A. G. Radwan, S. K. Abd-El-Hafiz, and A. M. Soliman, "Permutation-only fpga realization of real-time speech encryption", 2018 25th IEEE International Conference on Electronics, Circuits and Systems (ICECS): IEEE, pp. 93–96, 2018. Abstract
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Sharobim, B. K., S. K. Abd-El-Hafiz, W. S. Sayed, L. A. Said, and A. G. Radwan, "Pixel-based Visual Secret Sharing Using Lorenz System", Proceedings of the 2023 8th International Conference on Cloud Computing and Internet of Things, pp. 38–45, 2023. Abstract
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Fetteha, M. A., W. S. Sayed, L. A. Said, S. K. Abd-El-Hafiz, and A. G. Radwan, "Registerless Multiplierless YCoCg-R and YCoCg Color Space Converters Hardware Implementation", 2022 32nd International Conference on Computer Theory and Applications (ICCTA): IEEE, pp. 202–206, 2022. Abstract
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Sharobim, B. K., S. K. Abd-El-Hafiz, W. S. Sayed, L. A. Said, and A. G. Radwan, "A Secured Lossless Visual Secret Sharing for Color Images Using Arnold Transform", 2022 International Conference on Microelectronics (ICM): IEEE, pp. 254–257, 2022. Abstract
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Sayed, W. S., M. F. Tolba, A. G. Radwan, S. K. Abd-El-Hafiz, and A. M. Soliman, "Security and Efficiency of Feistel Networks Versus Discrete Chaos for Lightweight Speech Encryption", 2018 30th International Conference on Microelectronics (ICM): IEEE, pp. 92–95, 2018. Abstract
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Sharobim, B. K., S. K. Abd-El-Hafiz, W. S. Sayed, L. A. Said, and A. G. Radwan, "A unified system for encryption and multi-secret image sharing using S-box and CRT", 2022 27th International Conference on Automation and Computing (ICAC): IEEE, pp. 1–6, 2022. Abstract
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Conference Proceedings
Tolba, M. F., W. S. Sayed, A. G. Radwan, and S. K. Abd-El-Hafiz, "Chaos-based hardware speech encryption scheme using modified tent map and bit permutation", 2018 7th International Conference on Modern Circuits and Systems Technologies (MOCAST): IEEE, pp. 1-4, 2018. Abstract
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Sayed, W. S., A. G. Radwan, and H. A. H. Fahmy, "Chaotic systems based on jerk equation and discrete maps with scaling parameters", Modern Circuits and Systems Technologies (MOCAST), 2017 6th International Conference on: IEEE, pp. 1-4, 2017. Abstract
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Sayed, W. S., A. G. Radwan, and H. A. H. Fahmy, "Design of a generalized bidirectional tent map suitable for encryption applications", Computer Engineering Conference (ICENCO), 2015 11th International: IEEE, pp. 207-211, 2015. Abstract
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Sayed, W. S., A. G. Radwan, and H. A. H. Fahmy, "Double-sided bifurcations in tent maps: Analysis and applications", Advances in Computational Tools for Engineering Applications (ACTEA), 2016 3rd International Conference on: IEEE, pp. 207-210, 2016. Abstract
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Tolba, M. F., W. S. Sayed, A. G. Radwan, and S. K. Abd-El-Hafiz, "FPGA Realization of Speech Encryption Based on Modified Chaotic Logistic Map", 19th International Conference on Industrial Technology, 2018. Abstract
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Sayed, W. S., A. G. Radwan, and S. K. Abd-El-Hafiz, "Generalized synchronization involving a linear combination of fractional-order chaotic systems", Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2016 13th International Conference on: IEEE, pp. 1-6, 2016. Abstract
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Sayed, W. S., A. G. Radwan, H. A. H. Fahmy, and A. - L. E. Hussien, "Scaling Parameters and Chaos in Generalized 1D Discrete Time Maps", 2015 International Symposium on Nonlinear Theory and its Applications NOLTA 2015, Kowloon, Hong Kong, China, December 1-4, 2015, pp. 688-691, 2015. Abstract
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