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Dr.Ahmed Samir Fahmy

Senior Research Scientist (CIS) 

Telephone number: (202)-3534-2120

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

 

EDUCATION

  • Ph.D. in Electrical and Computer Engineering , Johns Hopkins University, 2006.
  • MS in Electrical and Computer Engineering , Johns Hopkins University, 2003.
  • MS in Biomedical Engineering , Cairo University, 2000.
  • MS in Biomedical Engineering , Cairo University, 1997.

RESEARCH INTERESTS

  • Image Processing.
  • Medical Imaging.
  • Signal Processing.

TEACHING

  • Image Processing.
  • Statistics.
  • Stochastic Processes.

EXPERIENCE

  • MRI pulse sequence programming expert.
  • Medical Imaging Equipment Consultant.

HONORS & AWARDS

  • 2009: International Scientific Publications Award-Cairo University.
  • 2008: Executive Manager, Cairo International Biomedical Engineering Conference (CIBEC’08).
  • 2006: Best Abstract Finalist in Int. Conf. SCMR.

GRANTS

  • PI: Ahmed S Fahmy.
  • Title: RFID-based hospital positioning system. ITIDA Agency-Ministry of communication and 
    information - tech, Egypt, September 2008-March 2010.

SOCIETIES & MEMBERSHIPS

  • IEEE engineering in medicine and biology society

SELECTED RECENT PUBLICATIONS

Journals

1.        Ashraf Hamdan, Thomas Thouet, Sebastian Kelle, Ernst Wellnhofer, Ingo Paetsch, Rolf Gebker, Bernhard Schnackenburg, Ahmed S. Fahmy, Nael F. Osman, Axel Bornstedt, Eckart Fleck, “Strain-encoded MRI to evaluate normal left ventricular function and timing of contraction at 3.0 Tesla,” J Magn Reson Imag. 2009; 29(4):799-808.

2.        Ahmed S. Fahmy, Nael F Osman, “Inherent Fat Cancellation in complementary Spatial Modulation of Magnetization”, Magn Reson Med,” Magn Reson Imag. 2009; 61(1): 234-238.

3.        Ashraf Hamdan, Thomas Thouet, Kelle Sebastian, Ingo Paetsch, Rolf Gebker, Ernst Wellnhofer, Bernhard Schnackenburg, Ahmed S. Fahmy, Nael F. Osman, and Eckart Fleck, “Regional Right Ventricular Function and Timing of Contraction in Healthy Volunteers Evaluated by Strain-Encoded MRI,” J. Mag Resn Imag. 2008; 28(6): 1379–85.

4.        Ibrahim ES, Stuber M, Ahmed S Fahmy, Abd-Elmoniem KZ, Sasano T, Abraham MR, Nael F Osman, “Real-time MR imaging of myocardial regional function using strain-encoding (SENC) with tissue through-plane motion tracking,” J Magn Reson Imag. 2007; 26:1461-1470.

5.        Ahmed S. Fahmy, Li Pan, Nael F Osman “Artifact-free black-blood cine cardiac imaging in a single breath-hold,” Magn Reson Imag. 2006; 24(10): 1303-1310.

6.        Sayed M Shah, Tatlipinar S, Quinlan E, Sung JU, Tabandeh H, Nguyen QD, Ahmed S. Fahmy, Zimmer-Galler I, Symons RC, Cedarbaum JM, Peter A Campochiaro “Dynamic and quantitative analysis of choroidal neovascularization by fluorescein angiography,” Invest Ophthalmol Vis Sci. 2006;47(12):5460-5468.

7.        Ahmed S. Fahmy, Li Pan, Matthias Stuber, Nael F Osman “Correction of Through-Plane Deformation Artifacts in Stimulated Echo Mode Cardiac Imaging,” Magn Reson Med 2006; 55:404-412.

8.        Ahmed S. Fahmy, Axel Krieger, Nael F Osman “An Integrated System for Real-time Detection of Stiff Masses with a Single Compression,” IEEE Trans. On Biomedical Engineering, vol 53, issue 7, July 2006.

9.        Yasser M. Kadah, Ahmed S. Fahmy, Refaat E Gabr, Keith Heberlein, Xiaoping P Hu “Progressive Magnetic Resonance Image Reconstruction Based on Iterative Solution of a Sparse Linear System” int. J. of Biomed. Imaging., Article 49378, 2006.

10.     Yasser M. Kadah, Ayman A Abaza, Ahmed S. Fahmy, Abu-Bakr M Youssef, Keith Heberlein, Xiaoping P Hu “Floating Navigator Echo (FNAV) for in-plane 2D translational motion Estimation,” Magnetic Resonance in Medicine, vol 51, issue 2, pp 403-407, Feb 2004.

Conferences

1.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “Dynamic Imaging Reconstruction Using Linear Associative Memories,” Proc. SPIE International Conference on Medical Imaging, San Diego, 2000.

2.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “A Local-Field Extrapolation Algorithm for Improving the Spatial Resolution in Magnetic Resonance Dynamic Imaging,” Proc. International Conference on Acoustics Speech and Signal Processing (ICASSP), Istanbul, June 2000.

3.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “Performance evaluation of a host of linear associative memory techniques in MRI dynamic imaging reconstruction,” Proc. International Conference Computer Aided Radiology and Surgery (CARS), San Francisco, June 2000.

4.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “Robust Estimation of Planar Rigid Body Motion in Magnetic Resonance Imaging,” Proc. IEEE International Conference on Image Processing (ICIP), Vancouver, Sept. 2000.

5.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “Least Squares Resampling of Non-Uniformly Acquired K-space,” Proc. SPIE International Conference on Medical Imaging, San Diego, 2002.

6.        Ahmed S. Fahmy, Bassel Tawfik, and Yasser M. Kadah, “Gridding Using Optimal Spatially variant Kernel,” Proc. ISMRM 10th International Conference, Hawaii, May. 2002.

7.        Ahmed S. Fahmy, Nael Osman, “Determining the Through Plane Resolution of Strain Encoded MRE,” IEEE Proc. Int. Symp. Biomed. Imag., Washington D.C, July, 2002.

8.        Ahmed S. Fahmy, Nael Osman, “Strain Encoded (SENC) Imaging with Multi-tuning: A Fast technique for MR Elastography,” Proc. ISMRM 11th International Conference, Toronto, July 2003.

9.        Ahmed S. Fahmy, Nael Osman, “Quantification of Soft Tissue Deformations using Strain- Encoded Magnetic Resonance Imaging,” Proc. SPIE International Conference on Medical Imaging, San Diego, Feb. 2004.

10.     Ahmed S. Fahmy, Nael Osman, “Optimized Fat Suppression Sequence for Cardiac Imaging using Stimulated Echo Mode (STEAM),” Proc. SCMR International Conference, San Francisco, February 2005.

11.     Ahmed S. Fahmy, Li Pan, Matthias Stuber, Nael Osman, “Correcting Through-Plane Deformation Artifacts in Stimulated Echo Mode (STEAM) Cardiac Imaging,” Proc. SCMR International Conference, San Francisco, February 2005.

12.     Ahmed S. Fahmy, Li Pan, Matthias Stuber, Nael Osman, “Correcting Motion Artifacts in Stimulated Echo Mode (STEAM) Cardiac Imaging,” Proc. ISMRM 13th International Conference, Miami, June 2005.

13.     Ahmed S. Fahmy, Li Pan, Nael Osman, “Real-time black-blood cine imaging of the heart at 3.0 Tesla,” Proc. SCMR 9th International Conference, Miami, Jan 2006.

14.     Ahmed S. Fahmy, Li Pan, Nael Osman, “Acquisition of black-blood cine cardiac images at 3.0 Tesla,” Proc. ISMRM 14th International Conference, Seattle, May 2006.

15.     Li Pan, Ahmed S. Fahmy, Robert G. Weiss, Amy Spooner, Matthias Stuber, Nael Osman, “Real-time imaging of regional function of the heart using fast-SENC at 3 Tesla” Proc. ISMRM 14th International Conference, Seattle, May 2006.

16.     Li Pan, Ahmed S. Fahmy, Amy Spooner, Robert G. Weiss, Matthias Stuber, Nael Osman, “Detection of regional dysfunction in post-infarction patients using strain encoded (SENC) imaging at 3 Tesla,” Proc. ISMRM 14th International Conf., Seattle, May 2006.

17.     Sherin M El-Metwali, Nael F Osman, Yasser M Kadah, Ahmed S. Fahmy “Two clustering techniques of myocardium using C-SENC images: A comparison with multi-stage clustering,” IEEE Proc. International Conf. on Computer Engineering & Systems, November 2007.

18.     Ahmed S Fahmy “Background Noise Removal in Cardiac Magnetic Resonance Images Using Bayes Classifier” IEEE Proc. International Conf. Engng in Medicine and Biology (EMBC), Vancouver, August 2008.

19.     Mostafa A AlAttar, Abdalla G Motaal, Nael F Osman, Ahmed S Fahmy, “Performance evaluation of cardiac MRI image denoising techniques,” Proc. of Cairo International Biomedical Engineering Conference (CIBEC), Cairo, Egypt, December 2008.

20.     Abdalla G Motaal, Mostafa A AlAttar, Nael F Osman, Ahmed S Fahmy, “Cardiac MRI STEAM images denoising using Bayes’ classifier,” Proc. of Cairo International Biomedical Engineering Conference (CIBEC), Cairo, Egypt, December 2008.

21.     Ahmed S Fahmy, Axel Krieger, Michael A Jacobs, Nael Osman “A Compression Device for Detecting Breast Lesions using MRI” Proc. of International Conf. on modling, simulation and applied optimization (ICMSAO) , Sharjah, January 2009.

22.     Ahmed Mahfouz, Ahmed Fahmy, 'ULTRAFAST OPTIC DISC LOCALIZATION USING PROJECTION OF IMAGE FEATURES' IEEE international conference on Image Processing (ICIP), Nov 2009, Cairo, Egypt.

23.     Ahmed Mahfouz, Ahmed Fahmy, "ULTRAFAST LOCALIZATION OF THE OPTIC DISC USING DIMENSIONALITY REDUCTION OF THE SEARCH SPACE" 12th International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI), Sept 2009, London, UK.