All Stories

  1. An image steganography algorithm via a compression and chaotic maps

    Article • AIP Advances, April 2024, American Institute of Physics

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  2. Medical image steganographic algorithm via modified LSB method and chaotic map

    Article • IET Image Processing, May 2021, the Institution of Engineering and Technology (the IET)

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  3. Image encryption algorithm

    Article • Entropy, December 2020, MDPI AG

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  4. Image encryption based on Fisher-Yates shuffling and three dimensional chaotic economic map

    Article • IET Image Processing, May 2019, the Institution of Engineering and Technology (the IET)

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  5. An Algorithm of Image Encryption Using Logistic and Two-Dimensional Chaotic Economic Maps

    Article • Entropy, January 2019, MDPI AG

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  6. Encryption Algorithm of Multiple-Image Using MIES and 2-Dimensional Chaotic Economic Map

    Article • Entropy, October 2018, MDPI AG

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  7. Image encryption via economic chaotic map

    Article • IET Image Processing, January 2018, the Institution of Engineering and Technology (the IET)

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  8. Erratum: A new cryptographic algorithm based on pixel shuffling and dynamical chaotic economic map

    Article • IET Image Processing, November 2017, the Institution of Engineering and Technology (the IET)

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  9. On Solving Comrade Linear Systems Via Transformations

    Article • British Journal of Mathematics & Computer Science, January 2016, Sciencedomain International

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  10. On the Inverting of a General Heptadiagonal Matrix

    Article • British Journal of Applied Science & Technology, January 2016, Sciencedomain International

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  11. Inversion of General Cyclic Heptadiagonal Matrices

    Article • Mathematical Problems in Engineering, January 2013, Hindawi Publishing Corporation

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  12. Two algorithms for solving comrade linear systems

    Article • Applied Mathematics and Computation, June 2007, Elsevier

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia

  13. Inversion of general tridiagonal matrices

    Article • Applied Mathematics Letters, August 2006, Elsevier

    Full Professor of Computer Science Abdelrahman Abdelrahman Karawia