Research Scientist

(Google Scholar, Resume)

Contact: sameh DOT abdulah AT kaust DOT edu DOT sa.

Extreme Computing Research Center (ECRC), King Abdullah University of Science and Technology (KAUST)

UPCOMING Shorts Courses

News

DEGREES AND EDUCATIONS

The Ohio State University, Computer Science and Engineering Department, Columbus, Ohio, US.

Ph.D. in Computer Science and Engineering, May 2016.

M.Sc. in Computer Science and Engineering, May 2014.

Minufiya University, Faculty of Computers and Information, Minufiya, Egypt.

B.Sc. and M.Sc. in Computer Science and Engineering, 2005 and  2009, respectively.

RESEARCH AND PROJECT EXPERIENCE

Research Scientist, King Abdullah Uni. Of Science and Tech. (KAUST). March 2019 - present.

Postdoctoral Fellow, King Abdullah Uni. Of Science and Tech. (KAUST). Sep 2016 - Feb 2019.

Research, Ohio State University. March 2012 - March 2016.

Ph.D. Intern. Pacific Northwest National Laboratory (PNNL), WA, USA. May 2015 - August 2015.

Teaching/ Research, Egypt. March 2006 - December 2011.

SOFTWARE CONTRIBUTIONS

SELECTED PUBLICATIONS

[IPDPS'2021] Mondal, S., Abdulah, S., Ltaief, H., Sun, Y., Genton, M. G., & Keyes, D. E. (2022). Parallel Approximations of the Tukey g-and-h Likelihoods and Predictions for Non-Gaussian Geostatistics. Accepted by 36th IEEE International Parallel & Distributed Processing Symposium (IPDPS) 2022, Lyon, France, May 2022  (Acceptance rate: 123/?? = ??%)

[TPDS'2021] Sameh Abdulah, Qinglei Cao, Yu Pei, Gorge Boslica, Jack Dongarra, Marc G. Genton, David E. Keyes Hatem Ltaief, and Ying Sun, "Accelerating Geostatistical Modeling and Prediction With Mixed-Precision Computations: A High-Productivity Approach with PaRSEC." IEEE Transactions on Parallel and Distributed Systems (TPDS), a special section on Innovative R&D toward the Exascale Era  (2021).

[SSJ'2021] Yiping Hong, Sameh Abdulah, Marc G. Genton, and Ying Sun. "Efficiency assessment of approximated spatial predictions for large datasets." in Spatial Statistics Journal  (2021).

[TPDS'2021] Mary Salvana, Sameh Abdulah, Huang Huang, Hatem Ltaief, Ying Sun, Marc G Genton, and David E Keyes. "High-Performance Multivariate Geospatial Statistics on Manycore Systems." IEEE Transactions on Parallel and Distributed Systems (TPDS) (2021).

[HiPC'2019] Sameh Abdulah, Hatem Ltaief, Ying Sun, Marc G Genton, and David E Keyes. Geostatistical Modeling and Prediction Using Mixed-Precision Tile Cholesky Factorization. The 26th IEEE HiPC Conference, Hyderabad, India, 2019.  (Acceptance rate: 39/177 = 23%)

[Cluster'2018] Sameh Abdulah, Hatem Ltaief, Ying Sun, Marc G Genton, and David E Keyes. Tile Low-Rank Approximation of Large-Scale Maximum Likelihood Estimation on Manycore Architectures. The 46th IEEE Cluster Conference, Belfast, UK, 2018.      (Acceptance rate: 44/154 = 28%)

[TPDS'2018] Sameh Abdulah, Hatem Ltaief, Ying Sun, Marc G Genton, and David E Keyes. "ExaGeoStat: A High Performance, Unified Software for Geostatistics on Manycore Systems." IEEE Transactions on Parallel and Distributed Systems (TPDS) (2018).

[ICPP'2016] Sameh Shohdy, Abhinav Vishnu, and Gagan Agrawal. Fault-tolerant support vector machines. The 45th IEEE International Conference on Parallel Processing, June 2016.   (Acceptance rate: 53/251 = 21.1%)

[HiPC'2016] Sameh Shohdy, Abhinav Vishnu, and Gagan Agrawal. Fault-tolerant frequent pattern mining. In High-Performance Computing (HiPC), The 23rd IEEE International Conference on High-Performance Computing, December 2016. (Acceptance rate: 40/160 = 25%)

[HiPC'2015] Sameh Shohdy, Yu Su, and Gagan Agrawal. Load balancing and accelerating parallel spatial join operations using bitmap indexing. The 23rd IEEE International Conference on High-Performance Computing, December 2015. (Acceptance rate: 48/201 = 24%)

[DBKDA'2015] Sameh Shohdy, Yu Su, and Gagan Agrawal. Accelerating data mining on incomplete datasets by bitmaps-based missing value imputation, The Seventh International Conference on Advances in Databases, Knowledge, and Data Applications, May 2015. (Acceptance rate: 29%)

[IJNS'2009] Sameh M Shohdy, Ashraf El-Sisi, and Nabil A Ismail. Hardware implementation of efficient modified Karatsuba multipliers used in elliptic curves, The International Journal of  Network Security, Vol.11, No.3, PP.155–162, Nov. 2010.

[ISA'2009] Sameh Shohdy et al. FPGA implementation of elliptic curve point multiplication over GF (2^191), The 3rd International Conference on Information Security and Assurance, June 2009.

[TeNe'2010] El-Sisi, Ashraf B., Sameh M. Shohdy, and Nabil Ismail. Reconfigurable implementation of Karatsuba multiplier for Galois field in elliptic curves, 2010.

POSTERS

1. (Poster). Sameh Abdulah, Yuxiao Li, Jian Cao, Hatem Ltaief, David Keyes, Marc Genton, Ying Sun "ExaGeoStatR Harnessing HPC Capabilities for Large Scale Geospatial Modeling Using R," SC19, Denver, Colorado.

2. (Poster). Hatem Ltaief, Kadir Akbudak, Ali Charara, Aleksandr Mikhalev, Sameh Abdulah, David Keyes, "Hierarchical Computations on Manycore Architecture," HPC Asia, ISC18, Frankfurt, Germany.

3. (ePoster). Sameh Abdulah, Hatem Ltaief, Ying Sun, Marc Genton, David Keyes, "Tile low-Rank Approximation of  Large-scale likelihood Estimation On Manycore Architectures." In April, in Intel eXtreme Performance Users Group (IXPUG) Middle-East Conference 2018, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia." 22-25, 2018. 

4. (Poster). Sameh Abdulah, Hatem Ltaief, Ying Sun, Marc Genton, David Keyes, "ExaGeoStat-R: an R package for the maximum likelihood evaluation on large spatial datasets using many-core systems." In Statistics for High-Dimensional and Complex DATA Workshop 2017, King Abdullah University of Technology and Science (KAUST), Thuwal, Saudi Arabia, Nov. 12-15, 2017.

5. (Poster). Sameh Abdulah, "Bitmap-based dynamic partitioning spatial join operations." In Statistics for High-Dimensional and Complex DATA Workshop 2016, King Abdullah University of Technology and Science (KAUST), Thuwal, Saudi Arabia, Nov. 6-9, 2016.

POPULAR PUBLICITY

JOURNAL REVIEWER

1. (2021), International Journal on Computer and Geoscience: https://www.journals.elsevier.com/computers-and-geosciences.

2. (2017 - 2019), International Journal on Parallel Computing System and Applications, (ParCo): https://eeslive.elsevier.com/parco.

PROGRAM COMMITTEE