Full Name:
Ahmed Mohamed Ibrahim El-Rafei
Academic Rank:
Associate Professor
ASU Email:
ahmed.elrafei@eng.asu.edu.eg
Departmment:
Engineering Physics and Mathematics
Graduation Year:
2000

Ahmed El-Rafei received his B.Sc. with honor in Electronics and Communication Engineering and M.Sc. in Engineering Mathematics from Ain Shams University. In 2012, he received his Dr.-Eng. degree with distinction in Computer Science from the University of Erlangen-Nuremberg, Germany. Since 2012, Dr. El-Rafei is an Assistant Professor in the engineering physics and mathematics department, the faculty of engineering at Ain Shams University. Early in his career, he worked as a teaching and research assistant in the same department. He joined the University of Erlangen-Nuremberg for four years as a Ph.D. candidate and in summer 2015 as a guest professor. He is a reviewer of many international journals and research grants in addition to being part of the scientific committee of scientific conferences. Dr. El-Rafei has authored/coauthored many peer-reviewed conference and journal papers in addition to supervising master and PhD theses. He is a member of IEEE and the Egyptian Society of Language Engineering. Moreover, he has been a member of the Erlangen School of Advanced Optical Technologies SAOT and the Association for Research in Vision and Ophthalmology (ARVO). Among his research interests are applied mathematics in engineering, signal and medical image processing, machine learning, and artificial intelligence.


Degrees:
2012 : PhD. in Computer Science – Pattern Recognition Lab, Department of Computer Science, Friedrich-Alexander-University of Erlangen-Nuremberg, Erlangen, Germany
Thesis Title: “Diffusion Tensor Imaging Analysis of the Visual Pathway in Glaucoma”.
2006 : M.Sc. in Engineering Mathematics from Engineering Physics and Mathematics Dept. - Faculty of Engineering, Ain Shams University, Cairo, Egypt
Thesis Title: “Wavelets and Their Applications to Image Processing”.
2002 : Qualifying year in Mathematics - Engineering Physics and
Mathematics Dept. - Faculty of Engineering, Ain Shams University, Cairo, Egypt
2000 : B.Sc. in Electrical and Communications Engineering - Faculty of Engineering, Ain Shams University, Cairo, Egypt
Distinction with degree of honor
Awards:
• Member of the scientific committee of the following conferences:
1- VipIMAGE 2011 - III ECCOMAS Thematic Conference on Computational Vision and Medical Image Processing in Portugal (2011)
2- Workshop on Computational Biomedical Image Processing and Analysis (WCBIPA 2012)
3- VipIMAGE 2013- IV ECCOMAS Thematic Conference on Computational Vision and Medical Image Processing in Portugal (2013)
4- VipIMAGE 2015- V ECCOMAS Thematic Conference on Computational Vision and Medical Image Processing in Spain (2015)
• Member of the organizing committee of the 5th (2005) and 6th (2006) conferences on Language Engineering (2005)
• Scientific Membership
1- Institute of Electrical and Electronics Engineers (IEEE)
2- The Egyptian Society of Language Engineering
3- Erlangen graduate School in Advanced Optical Technology (SAOT)
4- The Association for Research in Vision and Ophthalmology, Inc. (ARVO) (2009-2011).
• PhD. thesis was nominated for best thesis award in the faculty of engineering at Friedrich-Alexander-University of Erlangen-Nuremberg in Germany for the year 2012.
• PhD. thesis was nominated for the STADLER company best thesis award for the year 2012.
• Certificate for the successful completeness of the Erlangen graduate school of advanced optical technologies (SAOT), 2012.
• Paper at the VipImage conference in 2009 was selected as one of the top papers
• Full Ph.D. scholarship award from DAAD “German Academic Exchange Service”, 2007
• Fellowship travel grant for key contribution in the “WavE 2006”, 2006, EPFL, Switzerland

Books:
Not Available
Published Research:
1. A. Youssry, A. El-Rafei, and S. Elramly, “A quantum mechanics-based algorithm for vessel segmentation in retinal images”. Quantum Information Processing 2016; 15(6): 2303-2323.
2. A. Youssry, A. El-Rafei, and S. Elramly, “A Quantum Mechanics-Based Framework for Image Processing and Its Application to Image Segmentation”. Quantum Information Processing 2015; 14(10): 3613-3638.
3. J. Schoemann, T. Engelhorn, S. Waerntges, A. Doerfler, A. El-Rafei, and G. Michelson, “Cerebral Microinfarcts in Primary Open Angle Glaucoma correlated with DTI-derived Integrity of Optic Radiation”. Investigative Ophthalmology & Visual Science 2014; 55: 7241-7247.
4. A. El-Rafei, T. Engelhorn, S. Wärntges, A. Dörfler, J. Hornegger, and G. Michelson, “Glaucoma Classification Based on Visual Pathway Analysis Using Diffusion Tensor Imaging”. Magnetic Resonance Imaging 2013; 31(7): 1081 - 1091.
5. G. Michelson, S. Wärntges, T. Engelhorn, A. El-Rafei, J. Hornegger, and A. Dörfler,
“DTI-Parameters of Axonal Integrity and Demyelination of the Optic Radiation Correlate with Glaucoma Indices”. Graefe's Archive for Clinical and Experimental Ophthalmology 2012; 251(1):243-253.
6. T. Engelhorn, G. Michelson, S. Wärntges, S. Hempel, A. El-Rafei, T. Struffert, A. Doerfler, “A new approach to assess intracranial white matter abnormalities in glaucoma patients: changes of fractional anisotropy detected by 3T”. Academic Radiology 2012; 19(4):485 - 488.
7. G. Michelson, S. Wärntges, T. Engelhorn, A. El-Rafei, J. Hornegger, and A. Dörfler,
“ Integrity/demyelination of the optic radiation, morphology of the papilla, and contrast sensitivity in glaucoma patients”. Klinische Monatsblatter fur Augenheilkunde 2012; 229(2):143-148.
8. G. Michelson, S. Wärntges, T. Engelhorn, A. El-Rafei, J. Hornegger, and A. Dörfler, “Cluster Analysis of Glaucoma Patients Using the Retinal Nerve Fiber Layer Thickness of the Optic Nerve and DTI Parameters of the Optic Radiation”. Journal of Clinical & Experimental Ophthalmology 2011; S4:001.
9. A. El-Rafei, T. Engelhorn, S. Wärntges, A. Dörfler, J. Hornegger, and G. Michelson, “A Framework for Voxel-Based Morphometric Analysis of the Optic Radiation Using Diffusion Tensor Imaging in Glaucoma”. Magnetic Resonance Imaging 2011; 29(8):1076-1087.
10. A. El-Rafei, T. Engelhorn, S. Wärntges, A. Dörfler, J. Hornegger, and G. Michelson, “Automatic Segmentation of the Optic Radiation Using DTI in Healthy Subjects and Patients with Glaucoma”. Series: “Computational Methods in Applied Sciences”, Springer. Computational Vision and Medical Image Processing - Recent Trends 2011; 19:1-15.
Published Research in Confernces:
1. F. Sayed, A. El-Rafei, N. Badra, A. Abdelaziz. “Application and performance comparison of variants of the firefly algorithm to the economic load dispatch”. Proceedings of the Third IEEE International Conference on Advances in Electrical, Electronics, Information, Communication and Bio Informatics (AEECIB 2017), Chennai, India, February 27-28, 2017, p. 147-151.
2. L. Abdel-Hamid, A. El-Rafei, S. El-Ramly, G. Michelson, J. Hornegger, “No-reference wavelet based Retinal Image Quality Assessment”. In: Proceedings of the 5th Eccomas Thematic Conference on Computational Vision and Medical Image Processing, Tenerife, Spain, October 19-21, 2015. Taylor and Francis, 2015, p. 123-129.
3. G. Michelson, S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, “DTI Measures of the Optic Radiation and Visual Field in Glaucomatous and Non-Glaucomatous Optic Nerve Atrophy”, Invest Ophthalmol Vis Sci. (IOVS) 2012; ARVO E-Abstract 731
4. S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, G. Michelson, “The Relation between Spatial-Temporal Contrast Sensitivity and Neuroradiological DTI Parameters of the Optic Radiation is Different between NTG and POAG Patients”, Invest Ophthalmol Vis Sci. (IOVS) 2012; ARVO E-Abstract 733
5. A. El-Rafei, T. Engelhorn, S. Wärntges, A. Dörfler, J. Hornegger, G. Michelson, “Glaucoma Classification Based on Histogram Analysis of Diffusion Tensor Imaging Measures in the Optic Radiation”. In: Real P, Diaz-Pernil D, Molina-Abril H, Berciano A, Kropatsch W, editors. Computer Analysis of Images and Patterns, Lecture Notes in Computer Science, Vol. 6854. Berlin: Springer; 2011. p. 529–536
6. G. Michelson, S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, “Impairment of 4th neuron- axons correlates with retinal nerve fiber loss in glaucoma”. Acta Ophthalmologica 2011; 89(s248):0.
7. A. El-Rafei, T. Engelhorn, S. Waerntges, A. Doerfler, J. Hornegger, G. Michelson, “Glaucoma Classification based on Diffusion Tensor Imaging Derived Measures in the Optic Radiation”, Invest Ophthalmol Vis Sci. (IOVS) 2011; ARVO E-Abstract 1336
8. G. Michelson, S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, “DT-MRI Measures Reflecting Axonal Integrity and Myelin Damage in the Optic Radiation Correlate with the Retinal Nerve Fiber Layer Thickness in Glaucoma”, Invest Ophthalmol Vis Sci. (IOVS) 2011; ARVO E-Abstract 3961
9. S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, G. Michelson, “Axonal Integrity and Myelin Damage in the Optic Radiation Depend on Age in Healthy Subjects - A DT-MRI Analysis”, Invest Ophthalmol Vis Sci. (IOVS) 2011; ARVO E-Abstract 2981
10. A. El-Rafei, T. Engelhorn, S. Waerntges, A. Doerfler, J. Hornegger, G. Michelson, “Voxel-Based Analysis of the Optic Radiation Using Diffusion Tensor Imaging in Glaucoma Patients”, Invest Ophthalmol Vis Sci. (IOVS) 2010; ARVO E-Abstract 4413
11. G. Michelson, S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, “The Radial Diffusivity as a Measure of Myelin or Glial Damage Correlates With the Burk Linear Discriminant Function in Glaucoma”, Invest Ophthalmol Vis Sci. (IOVS) 2010; ARVO E-Abstract 2717
12. S. Waerntges, T. Engelhorn, A. El-Rafei, J. Hornegger, A. Doerfler, G. Michelson, “Diffusion Tensor Imaging-Based Parameters Measuring the Axonal Integrity of the Optic Radiation Correlate With the Spatial-Temporal Contrast Sensitivity in Glaucoma and With HRT-Based Glaucoma Indices”, Invest Ophthalmol Vis Sci. (IOVS) 2010; ARVO E-Abstract 2714
13. J. Paulus, A. El-Rafei, J. Hornegger, A. Dörfler, “Automatic Quality Assessment of Diffusion Weighted Images”, the Association for Research in Vision and Ophthalmology (ARVO)/ International Society for Imaging in the Eye (ISIE) Imaging Conference 2010. E-Abstract.
14. A. El-Rafei, J. Hornegger, T. Engelhorn, A. Dörfler, S. Wärntges, G. Michelson, “Automatic Segmentation of the Optic Radiation Using DTI in Glaucoma Patients”. Proceeding of the 2009 II ECCOMAS Thematic Conference on Computational Vision and Medical Image Processing (VipIMAGE), Porto, Portugal, 14-16 October 2009. Taylor and Francis, 2009, p. 293-298. ISBN: 978-0-415-57041-1
15. A. El-Rafei, T. Engelhorn, S. Wärntges, J. Hornegger, G. Michelson, A. Dörfler, “Automated Segmentation of the Optic Radiation Using Diffusion Tensor Imaging in Glaucoma Patients”. Invest Ophthalmol Vis Sci. (IOVS) 2009; ARVO E-Abstract 321
16. A. I. El-Rafei and S. H. El-Ramly, “Segmentation and Recognition of Arabic Off-Line Typewritten Text”, the sixth conference on Language Engineering, Cairo, Egypt, December 2006, pages 32-39.
17. A. I. El-Rafei, S. El-Ramly and A. Shukry, “A wavelet approach to Arabic character recognition”, page A-24, Wavelets and Applications “WavE 2006”, EPFL, Lausanne, Switzerland, July 2006
18. A. I. El-Rafei and S. H. El-Ramly, “Arabic Off-line Cursive Handwriting Segmentation”, the fifth conference on Language Engineering, Cairo, Egypt, September 2005, p. 299-309.

Educational and Research Projects:
Not Available
Consulting and Engineering Projects:

Supervised Thesis:
1. M.Sc. Current: Fatma Sayed (Topic: Solution of the Economic Dispatch Problem Using Nature-Inspired Optimization Techniques). Department of Engineering Physics and Mathematics, Faculty of Engineering - Ain Shams University.
2. M.Sc. Current: Amr Khaled (Topic: Application of Evolutionary Optimization Techniques to Optimal Power Flow). Department of Engineering Physics and Mathematics, Faculty of Engineering - Ain Shams University.
3. M.Sc. Current: Passant Abbassi (Topic: Optimization of Antennas’ Design Using Evolutionary Techniques). Department of Engineering Physics and Mathematics, Faculty of Engineering - Ain Shams University.
Other:
RESEARCH FIELDS OF INTEREST
• Artificial Intelligence
• Medical Image Analysis
• Signal, Image, and Video Processing
• Computer Vision
• Data Mining and Machine Learning