Publications

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2022
Adly, A. A., and S. K. Abd-El-Hafiz, "Field computation in media exhibiting hysteresis using Hopfield neural networks", IEEE Transactions on Magnetics, vol. 58, issue 2, pp. 7400305:1-5, 2022.
2021
Adly, A. A., and S. K. Abd-El-Hafiz, "An efficient vector hysteresis model for unidirectional magneto-elastic interactions", IEEE Transactions on Magnetics, vol. 57, issue 2, pp. 09195882:1-5, 2021.
Sayed, W. S., M. F. Tolba, A. G. Radwan, S. K. Abd-El-Hafiz, and A. M. Soliman, "A switched chaotic encryption scheme using multi-mode generalized modified transition map", Multimedia Tools and Applications, vol. 80, issue 4, pp. 5373-5402, 2021.
2019
Sayed, W. S., M. F. Tolba, A. G. Radwan, and S. K. Abd-El-Hafiz, "FPGA realization of a speech encryption system based on a generalized modified chaotic transition map and bit permutation", Multimedia Tools and Applications, vol. 78, issue 12, pp. 16097-16127, 2019.
2018
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", International Conference on Modern Circuits and Systems Technologies (MOCAST 2018), Thessaloniki, Greece, May, 2018.
Henein, M. M. R., D. M. Shawky, and S. K. Abd-El-Hafiz, "Clustering-based under-sampling for software defect prediction", The 13th International Conference on Software Technologies (ICSOFT 2018), Porto, Portugal, July, 2018.
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", The 19th IEEE International Conference on Industrial Technology (ICIT 2018), Lyon, France, February, 2018.
Sayed, W. S., M. F. Tolba, A. G. Radwan, and S. K. Abd-El-Hafiz, "Speech encryption using generalized modified chaotic logistic and tent maps", The 19th IEEE International Conference on Industrial Technology (ICIT 2018), Lyon, France, February, 2018.
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", International Conference on Microelectronics (ICM-2018), Sousse, Tunisia, December, 2018.
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", IEEE International Conference on Electronics, Circuits and Systems (ICECS 2018), Bordeaux, France, December, 2018.
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", International Conference on Microelectronics (ICM-2018), Sousse, Tunisia, December, 2018.
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", Linear and Nonlinear Fractional Order Systems: Analysis and Applications, Netherlands, Elsevier, 2018.
Adly, A. A., and S. K. Abd-El-Hafiz, "Construction of a magnetostrictive hysteresis operator using a tripod-like primitive hopfield neural network", AIP Advances, vol. 8, issue 5, pp. 056802, 2018.
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, 2018.
Adly, A. A., S. K. Abd-El-Hafiz, and A. O. Mahgoub, "A wave shaping approach of ferrite inductors exhibiting hysteresis using orthogonal field bias", AIP Advances, vol. 8, issue 5, pp. 056643, 2018.
2017
Sayed, W. S., M. M. R. Henein, S. K. Abd-El-Hafiz, and A. G. Radwan, "Generalized Dynamic Switched Synchronization Between Combinations of Fractional-Order Chaotic Systems", Complexity, vol. 2017, pp. 1-17, 2017. 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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Adly, A. A., and S. K. Abd-El-Hafiz, "A Deconvolution Approach to the Three Dimensional Identification of Cracks in Magnetic Slabs", International Journal of Electrical and Computer Engineering (IJECE), vol. 7, issue 5, pp. 2357-2364, 2017. Abstract
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Adly, A. A., and S. K. Abd-El-Hafiz, "An efficient hysteresis modeling methodology and its implementation in field computation applications", Journal of Magnetism and Magnetic Materials, vol. 434: North-Holland, pp. 151-156, 2017. Abstract
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Shawky, D. M., and S. K. Abd-El-Hafiz, "A Study of the Effect of Agile Approaches on Software Metrics Using Self-Organizing Maps", International Conference on Advanced Intelligent Systems and Informatics: Springer, Cham, pp. 547-559, 2017. Abstract
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2016
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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Radwan, A. G., S. H. AbdElHaleem, and S. K. Abd-El-Hafiz, "Image encryption algorithms using non-chaotic substitutions and permutations", 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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Adly, M. A., and S. K. Abd-El-Hafiz, "Inverse kinematics using single-and multi-objective particle swarm optimization", Microelectronics (ICM), 2016 28th International Conference on: IEEE, pp. 269-272, 2016. Abstract
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Abd-El-Hafiz, S. K., S. H. AbdElHaleem, and A. G. Radwan, "Novel permutation measures for image encryption algorithms", Optics and Lasers in Engineering, vol. 85: Elsevier, pp. 72-83, 2016. Abstract
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