MIAL

Ahmed Saad

Grad Student, Usability, and VIsualization GRUVI = GRaphics
PhD Student, Medical Image Analysis Lab

Ph.D. Simon Fraser University, School of Computing Science, Canada.(Sep 2006-current)
M.Sc. Cairo University, Faculty of Engineering, Systems and Biomedical Engineering Department, Egypt.(2002-2005)
B.Sc. Cairo University, Faculty of Engineering, Systems and Biomedical Engineering Department, Egypt.(1997-2002)

 
Office
TASC 9400

Phone
Office
1-778-782-5509

 

Research Interests

  • Other: Machine learning, transfer function design for direct volume rendering, molecular imaging, computer graphics, visual analytics, shape analysis, 3D surgical planning, minimally invasive surgery, computer aided diagnosis, and medical informatics.

I work under the supervision of Prof. Ghassan Hamarneh and Prof. Torsten Möller

Selected Publications

Peer-reviewed journal papers

  • Thomas Torsney-Weir, Ahmed Saad, Torsten Möller, Britta Weber, Hans-Christian Hege, Steven Bergner, and Jean-Marc Verbavatz. “Tuner: Principled Parameter Finding for Image Segmentation Algorithms Using Visual Response Surface Exploration”. IEEE Transactions on Visualization and Computer Graphics (Proceedings Visualization / Information Visualization 2011), accepted (journal publication with conference podium presentation).
  • Ahmed Saad, Ghassan Hamarneh, and Torsten Möller. “Exploration and Visualization of Segmentation Uncertainty using Shape and Appearance Prior Information”. IEEE Transactions on Visualization and Computer Graphics (Proceedings Visualization / Information Visualization 2010), vol. 16, no. 6, pp. 1365-1374, 2010 (journal publication with conference podium presentation). (pdf)
  • Ahmed Saad, Torsten Möller, and Ghassan Hamarneh. “PropExplorer: Uncertainty-guided Exploration and Editing of Probabilistic Medical Image Segmentation”. Computer Graphics Forum (Proceedings of Eurographics / IEEE-VGTC Symposium on Visualization 2010 (EuroVis 2010)), vol. 29, no. 3, pp. 1113-1122, 2010 (journal publication with conference podium presentation). (pdf) (supplementary video)
  • Ahmed Saad, Ahmed El-Bialy, Ahmed H. Kandil, Abdalla Sayed Ahmed. “Automatic Cephalometric Analysis Using Active Appearance Model and Simulated Annealing”. Graphics, Vision and Image Processing Journal, vol. 6, pp. 47-64, 2006.

Peer-reviewed full length conference papers

  • Shawn Andrews, Ghassan Hamarneh, and Ahmed Saad. “Fast Random Walker with Priors using Precomputation for Interactive Medical Image Segmentation”. In lecture notes in Computer Science, Medical Image Computing and Computer-Assisted Intervention (MICCAI), Part III: pages 9-16, 2010 (8 pages; poster presentation; 32% acceptance rate). (pdf)
  • Ben Smith, Ghassan Hamarneh, and Ahmed Saad. “Fast GPU Fitting of Kinetic Models for Dynamic PET”. In Medical Image Computing and Computer-Assisted Intervention Workshop on High-Performance Computing (MICCAI HP), pages 50-59, 2010 (podium presentation). (pdf)
  • Ahmed Saad, Ghassan Hamarneh, Torsten Möller and Ben Smith. “Kinetic Modeling based Probabilistic Segmentation for Molecular Images”. Lecture notes in Computer Science, Medical Image Computing and Computer-Assisted Intervention (MICCAI), pages 244-252, 2008 (8 pages; poster presentation; 36% acceptance rate). (pdf)
  • Ben Smith, Ahmed Saad, Ghassan Hamarneh, and Torsten Möller. “Recovery of Dynamic PET Regions via Simultaneous Segmentation and Deconvolution”. In Medical Image Computing and Computer-Assisted Intervention Workshop on Analysis of Functional Medical Image Data (MICCAI functional), pages 33-40, 2008 (podium presentation). (pdf)
  • Ahmed Saad, Ben Smith, Ghassan Hamarneh, and Torsten Möller. “Simultaneous Segmentation, Kinetic Parameter Estimation, and Uncertainty Visualization of Dynamic PET Images”. Lecture notes in Computer Science, Medical Image Computing and Computer-Assisted Intervention (MICCAI), pages 726-733, 2007 (8 pages; poster presentation; 37% acceptance rate). (pdf)
  • Ahmed Saad, Ahmed El-Bialy, Ahmed H. Kandil, Abdalla Sayed Ahmed. “Automatic Cephalometric Analysis Using Active Appearance Model and Simulated Annealing”. In Proceedings of the International Conference on Graphics, Vision and Image Processing, pages 51-67, 2005 (podium presentation). (pdf)
  • Ahmed Saad, Ahmed El-Bialy, Ahmed H. Kandil, Abdalla Sayed Ahmed. "Active Appearance Model and Simulated Annealing for Automatic Cephalometric Analysis". In Proceedings of the 2nd Cairo International Biomedical Engineering Conference, 2004 (podium presentation).

Full-length conference papers (extended abstract peer-reviewed)

  • Thomas Humphries, Ahmed Saad, Anna Celler, Ghassan Hamarneh, Torsten Möller, and Manfred Trummer. “Segmentation-Based Regularization of Dynamic SPECT Reconstructions”. In IEEE Nuclear Science Symposium Conference Record (NSS/MIC), pages 2849–2852, 2009. (pdf)

Technical reports

  • Shawn Andrews, Ghassan Hamarneh, and Ahmed Saad. “Fast Random Walker with Priors using Precomputation for Interactive Medical Image Segmentation”. Technical report TR 2010-07, School of Computing Science, Simon Fraser University, Burnaby, BC, Canada, June 2010. (pdf)

Thesis

  • Ahmed Saad. "Developing a Complete Automatic 2D and 3D Cephalometric Analysis System", May 1st, 2005. M.Sc. thesis. Systems and Biomedical Engineering Department, Faculty of Engineering, Cairo University, Egypt.

Abstracts not peer-reviewed

  • Ahmed Saad, Torsten Möller, and Ghassan Hamarneh. “PropExplorer: Uncertainty-guided Exploration and Editing of Probabilistic Medical Image Segmentation”. SFU Exchange 2010.
  • Ghassan Hamarneh, Aaron Ward, Chris McIntosh, Ben Smith, Lisa Tang, Ahmed Saad, Yonas Weldeselassie, and Omer Ishaq. Medical Image Analysis. In TechMed, Vancouver, May 16th, 2007.

 

Profession Experience

2006-Current    Graduate Research Assistant: Medical Image Analysis Lab (MIAL) - Graphics, Usability and Visualization Lab (GrUVi) - School of Computing Science, Simon Fraser University, British Columbia, Canada.

2010               Graduate Teaching Assistant: School of Computing Science, Simon Fraser University, British Columbia, Canada. (Spring 2010, Fall 2010)

2002-2006       Teaching and Research Assistant: Systems and Biomedical Engineering Department, Faculty of Engineering, Cairo University, Cairo, Egypt.

2003-2006       Assistant director, Curriculum developer and Instructor: SysNet lab, a leading IT Training Center located in the Faculty of Engineering, Cairo University, Egypt·

2003-2006       Instructor and Curriculum developer: Regional Information Technology Institute (RITI), a leading IT Training Center, Cairo, Egypt.

2005               Local Instructor: Web-based Information System Management course, Master of Science, in Business Information Technology conducted by Middlesex University, UK

2005-2006       Main software architect and developer of BioDent3D : a complete package of 3D measurements and visualization for orthodontic applications. This program is currently installed in the Orthodontic department, Faculty of Dental and Oral Medicine, Cairo University

2004-2005       Software engineer: for the following research projects in Systems and Biomedical Engineering Department, Faculty of Engineering, Cairo University: Wireless PACS System using GSM, GPRS and Bluetooth Technologies and Mobile ECG Holter for transferring ECG signals using mobile-enabled system.

2004               Software developer: International Biomedical Engineering (IBE-Tech). Manufacturer of Medical Ultrasound Imaging System. Cairo, Egypt.

2002               Software developer: Engineering Office for Integrated Projects (EOIP), a leading Egyptian company of Arabic Text-To-Speech Applications. Cairo, Egypt.


Summer Internships

2001               Software development department, Philips Ultrasound, Seattle, USA.

2000               DreamSoft, Bahgat Group, distinguished software house in Cairo, Egypt.

1999               Cairo University Hospital, a leading educational hospital in Egypt.

 

Honors/Awards/Professional Affiliations

2006-2011        Full PhD Scholarship from the School of Computing Science, Simon Fraser University, Canada.2011

2011                Simon Fraser University President's PhD Research Stipend: $6,250.

2010                School of Computing Science, Simon Fraser University travel and minor research award to attend EuroVis2010: $250.

2009                Simon Fraser University Graduate Fellowship (PhD SFU-GF): $6400.

2008                Computing Science Graduate Fellowship (PhD CS-GF): $6000. 50% of funds provided by Dr. Torsten Möller, Simon Fraser University, Graphics, Usability and Visualization Lab.

2008                School of Computing Science, Simon Fraser University travel and minor research award to attend MICCAI 2008: $500.

2008                Faculty of Applied Science, Simon Fraser University travel funding award to attend MICCAI 2008: $350

2007                Faculty of Applied Science, Simon Fraser University travel funding award to attend MICCAI 2007: $350

2006                Simon Fraser University Computing Science Entrance Scholarship: $2000

2002                Ranked the top of the 2002 class of 90 students in the Systems and Biomedical Engineering Department, Faculty of Engineering, Cairo University.

2002-Current    Member of the Egyptian Syndicate of Engineers.

2003-2006       Vice-President of the Scientific Society of Systems and Biomedical Engineers (SSSB), Cairo University, Egypt.

Current Funding

Graduate Research Assistant: Medical Image Analysis Lab (MIAL) http://mial.fas.sfu.ca/, Graphics, Usability and Visualization Lab (GrUVi) http://gruvi.cs.sfu.ca/, School of Computing Science, Simon Fraser University, British Columbia, Canada. (Sep 2006-Current).

Research Projects

Analysis and Visualization of Time Varying Medical Image Data
Fast Random Walker
Fast Medical Image Analysis

Site by Faculty of Applied Science web team, Simon Fraser University