Abdelghani Bellaachia

Phone: 202-994-8166
E-mail: bell@gwu.edu
Campus Location(s): Staughton 308
Office Hours: on sabbatical

Prof.Abdelghani Bellaachia is interested in Data mining, multi-lingual information retrieval systems, cross-language retrieval systems, database management systems, bio-informatics, design and analysis of algorithms, hand held computing, and parallel processing.

Education

Ph.D., 1992, Software Systems, The George Washington University

M.S., 1991, Computer Science, The George Washington University

BS+MS, 1983, Electrical Engineering, Mohammadia School of Engineering, Rabat, Morocco

Selected Publications

1. A. Bellaachia and Xiaoxue He, Floscan: an artificial life based data mining algorithm , IEEE Swarm Intelligence Symposium, Indianapolis, Indiana, USA, May 112-14, 2006.
2. A. Bellaachia and Erhan Guven, Predicting Breast Cancer Survivability using Data Mining Techniques , Ninth Workshop on Mining Scientific and Engineering Datasets in conjunction with the Sixth SIAM International Conference on Data Mining (SDM 2006), Saturday, April 22, 2006.
3. A. Bellaachia, E. Vommina, and B. Berrada, MineL: A Framework for Mining E-Learning Logs , Proceeding of the IASTED International Conference on Web-based Education, Puerto Vallarta, Mexico, January 23-25, 2006.
4. F. Omary, A. Mouloudi, A. Tragha, A. Bellaachia, A new ciphering method associated with evolutionary algorithm , ICCSA: The 2006 International Conference on Computational Science and its Applications, Springer-Verlag Lecture Notes in Computer Science (LNCS), Glasgow, Scotland, May 8-11, 2006.
5. F.Omary, A.Tragha, A.Bellaachia, A.Lbekkouri, A.Mouloudi, Evolutionist Cryptography , International Journal on Information Technology (e-TI), October 2005.
6. A. Bellaachia and Rajat Bhatt, An Enhanced Stream Mining Approach For Network Anomaly Detection , Accepted at the Data Mining, Intrusion Detection, Information Assurance, and Data Networks Security Proceedings of SPIE Vol. #5812, Monday-Tuesday 28-29 March 2005.
7. A. Bellaachia and Iehab Al Rassan, String Matching Over Compressed Text on Handheld Devices Using Tagged Sub-optimal Code (TSC) , The Journal of Real-Time Systems, Kluwer Academic Publishers, 2005-2006.
8. Abdelghani Bellaachia et al., Comparison of Three Text Summarization Methods , The 12th International Conference on Intelligent and Adaptive Systems and Software Engineering, San Francisco, California, July, 2003.
9. Abdelghani Bellaachia and David Portnoy, E-CAST: A Data Mining Algorithm for Gene Expression Data , 2nd Workshop on Data Mining in Bioinformatics at the 8th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Edmonton, Alberta, Canada, July 23rd, 2002.
10. S. Alaoui, Frieder, T. El-Ghazawi, Bellaachia, and A. BenSaid, A parallel genetic algorithm for task mapping on parallel machines , Future Generation Computer Systems Journal. Elsevier Science, Vol. 17, Issue 4, 2001

Xiuzhen (Susan) Cheng

Phone: 202-994-9751
E-mail: cheng@gwu.edu
Campus Location(s): Academic 716
Office Hours: Tuesday 1:00 - 3:00 PM and Thursday 10:00 - 12:00 PM

Prof.Xiuzhen (Susan) Cheng is an Associate Professor in the Department of Computer Science at the George Washington University. She received her MS and PhD degrees in Computer Science from the University of Minnesota-Twin Cities in 2000 and 2002, respectively. Her current research interests include Wireless and Mobile Computing, Sensor Networks, Wireless Security, Statistical Pattern Recognition, Approximation Algorithm Design and Analysis, and Computational Medicine. She is an area editor for Ad Hoc Networks Journal and an editor for International Journal on Ad Hoc and Ubiquitous Computing. She received the NSF CAREER Award in 2004.

Interests

Ad Hoc and Sensor Networks; Wireless and Mobile Security; Approximation Algorithm Design and Analysis; Computational Medicine; Statistical Pattern Recognition 

 

Education

Ph.D, 2002, University of Minnesota, Minneapolis, MN

MSc, 2000, University of Minnesota, Minneapolis, MN

BSc, 1991, National University of Defense Technology, P. R. China

Selected Publications

1. F. Liu, X. Cheng, LKE: A Self-configuring Scheme for Location-aware Key Establishment in Wireless Sensor Networks , IEEE Transactions on Wireless Communications, 2007.
2. L. Ma, X. Cheng, F. Liu, F. An, and M. Rivera, iPAK, An In-Situ Pairwise Key Bootstrapping Scheme for Wireless Sensor Networks , IEEE Transactions on Parallel and Distributed Systems, 2007.
3. F. Liu, X. Cheng, and D. Chen, Inside Attacker Detection in Wireless Sensor Networks , IEEE INFOCOM, 2007.
4. D. chen, K. Xing, D. Henson, and X. Cheng, Group Testing in the Development of an Expanded Cancer Staging System , Journal of Combinatorial Optimization, 2007.
5. Kai Xing, X. Cheng, F. Liu, and S. Rotenstreich, Location-Centric Storage for Safety Warning Based on Roadway Sensor Networks , Journal of Parallel and Distributed computing, 2007.
6. X. Cheng, D.-Z. Du, L. Wang, and B. Xu, Relay Sensor Placement in Wireless Sensor Networks , ACM Wireless Networks, January 2007.
7. L. Ma, Q. Zhang, and X. Cheng, A Power Controlled Interference Aware Routing Protocol for Dense Multi-Hop Wireless Networks , ACM Wireless Networks, 2007.
8. M. Ding, D. Chen, K. Xing, and X. Cheng, Localized Fault-Tolerant Event Boundary Detection in Sensor Networks , IEEE INFOCOM, Vol. 2, pp. 902-913, March 13-17, 2005.
9. X. Cheng, A. Thaeler, G. Xue, and D. Chen, TPS: a time-based positioning scheme for outdoor sensor networks , IEEE INFOCOM, Vol. 4, pp. 2685-2696, March 7-11, 2004.
10. X. Cheng, X. Huang, D. Li, W. Wu, and D.-Z.Du, Polynomial-Time Approximation Scheme for Minimum Connected Dominating Set in Ad Hoc Wireless Networks , Networks, Vol. 42, No. 4, pp. 202-208, 2003.
11. D. Chen, P. Huang, and X. Cheng, A Concrete Statistical Realization of Kleinberg's Stochastic Discrimination for Pattern Recognition, Part I. Two-Class Classification , the Annals of Statistics, Vol. 31, No. 5, pp. 1393-1412, 2003.

Shmuel Rotenstreich

Phone: 202-994-6919
E-mail: shmuel@gwu.edu
Campus Location(s): Phillips 720A
Office Hours: Sabbatical – E-mail

Prof.Shmuel Rotenstreich is an associate professor of computer science at The George Washington University. In the last several years his work was in the area of computational aspects of large organizations. This includes large P2P system, military systems and sensor systems. He also works on large scale emergency response and better discovery in resource poor organizations with possible substitutions.

Interests

Complex Organizational Systems; Middleware++; Distributed Policies and Rules Systems 

Education

Ph.D, 1983, Computer Science, University of California, San Diego

M.S., 1982, Computer Science, University of California, San Diego

B.Sc., 1973, Mathematics, Tel Aviv University

Selected Publications

1. H. Al-Jaber and S. Rotenstreich, Fault Tolerance of Message Delivery System , Parallel Architectures, ed. D. Tal, IEEE Computer Society, Washington, DC, 1990.
2. H-A. Choi, B. Narahari, S. Rotenstreich, and A. Youssef, Scheduling on Parallel Processing Systems Using Parallel Primitives , Parallel Architectures, ed. D. Tal, IEEE Computer Society, Washington, DC, 1990.
3. S. Rotenstreich, Reliability of Distributed Programs under Overloads , Journal of Systems and Software, pp 29-41, January 1989.