Hojjat  Jafarpour 

Department of Computer Science Bren Hall, Room 2099 University of California, Irvine Irvine, CA 92697-3435 TEL: (949) 824-3011

Electronic Mail:  
WEB: http://www.ics.uci.edu/~hjafarpo/

Research Interests

Distributed Systems, Data Management, Computer Networks

Current Research: Continuous analytics, Customized content dissemination, Event-based middleware, Scalable and robust Publish/Subscribe, Large scale stream processing

Current Projects:

• Information Dissemination in Responding to Crisis and Unexpected Events 
• SATware: a middleware for sentient spaces

Education

• PhD Candidate, Computer Science Department, Donald Bren School of Information and Computer Sciences, University of California, Irvine

  Advisor: Prof. Sharad Mehrotra

   

• M.Sc. in Software Engineering, ECE Department, Faculty of Engineering, Jul 2004, University of Tehran

Thesis: Design and Implementation of a Group Communication Mechanism for Distributed Objects and Mobile Agents

Advisor: Prof. Nasser Yazdani

• B.Sc., Software Engineering, CE Dept., Feb. 2002, Iran University of Science & Technology

Work Experience

June 09-September 09       Summer intern, Truviso Inc.

June 08-August 08        Summer research intern in R&D department. Yellowpages.com LLC.

June '05 - present            Graduate Student Researcher, Information Dissemination team,  RESCUE Project, Cal(IT)², University of California, Irvine, CA

Sep '04 - June'05            Graduate Student Researcher, DOC Lab, University of California, Irvine, CA

Nov. '03 – March '04      Software Engineer,  Mellat Bank Research Center,  Tehran, IRAN

 March '02 – Sep.'02      Software Designer and Developer,  West Azerbaijan Telecom Company, Urmia, West Azerbaijan Province, IRAN

 July '01 – Feb '02            Software Developer (Java and Oracle), IPI Ltd., Tehran, IRAN

 June '00 – Feb '01            Software Developer (Java and Oracle), Asre Danesh Afzar (ADA) Ltd., Tehran, IRAN

Publications

Book Chapters

• Hore,Bijit; Jafarpour,Hojjat; Jain,Ramesh; Ji,Shengyue; Massaguer,Daniel; Mehrotra,Sharad; Venkatasubramanian,Nalini; Westermann,Utz. "SATware: Middleware for Sentient Spaces", in "Multimodal Surveillance: Sensors, Algorithms and Systems", 2007.
  Also presented in the IEEE Workshop on Multimodal Sentient Computing: Sensors, Algorithms and Systems (WMSC 2007) held in conjunction with CVPR 2007 conference and won the Best Student Paper Award.

Journals

• Hojjat Jafarpour, Nasser Yazdani and Navid Bazzaz-zadeh. "A Scalable Group Communication Mechanism for Mobile Agents", Journal of Network and Computer Applications, Elsevier Science, Volume 30, Issue 1, January 2007, Pages 186-208.

Conferences

• Hojjat Jafarpour, Bijit Hore, Sharad Mehrotra and Nalini Venkatasubramanian."CCD: Efficient Customized Content Dissemination in Distributed Publish/Subscribe", ACM/IFIP/USENIX Middleware 2009, Urbana-Champaign, IL,USA, November 2009.

• Hojjat Jafarpour, Sharad Mehrotra, Nalini Venkatasubramanian and Mirko Montanari, "MICS: An Efficient Content Space Representation Model for Publish/Subscribe Systems", ACM International Conference on Distributed Event-Based Systems (DEBS) 2009, Nashville, TN, USA, July 2009.

• Hojjat Jafarpour, Sharad Mehrotra and Nalini Venkatasubramanian."Dynamic Load Balancing for Cluster-based Publish/Subscribe System", IEEE International Symposium on Applications and the Internet (SAINT) 2009, Seattle, WA, USA, July 2009.

• Hojjat Jafarpour, Bijit Hore, Sharad Mehrotra and Nalini Venkatasubramanian. "Subscription Subsumption Evaluation for Content-based Publish/Subscribe Systems", ACM/IFIP/USENIX Middleware 2008, Leuven, Belgium, December 2008.

• Hojjat Jafarpour, Sharad Mehrotra and Nalini Venkatasubramanian. "A Fast and Robust Content-based Publish/Subscribe Architecture", IEEE International Symposium on Network Computing and Applications (NCA) 2008, Boston, MA, USA, July 2008.

• Hore,Bijit; Jafarpour,Hojjat; Jain,Ramesh; Ji,Shengyue; Massaguer,Daniel; Mehrotra,Sharad; Venkatasubramanian,Nalini; Westermann,Utz. "Design and Implementation of a Middleware for Sentient Spaces", IEEE Intelligence and Security Informatics (ISI) 2007, New Brunswick, NJ, USA, May 2007.

• Shruti Gorappa, Juan Colmenares, Hojjat Jafarpour and Raymond Klefstad. "Tool-based Configuration of Real-Time CORBA Middleware for Embedded Systems", 8th IEEE International Symposium on Object-oriented Real-time distributed Computing (ISORC 2005), Seattle, WA, USA. May, 2005.

• Hojjat Jafarpour, Nasser Yazdani, and Navid Bazazzadeh. "Improving Sama Group Communication Mechanism for Mobile Agents via a Hop-Ring Protocol",  International Conference on Internet Computing (ICOMP 2005), Las Vegas, USA, June, 2005. 

• Hojjat Jafarpour and Nasser Yazdani, "Provision of Recovery from Host Failure for Sama Group Communication Middleware for Mobile Agents". In Proc. of 2nd ACIS International Conference on Software Engineering Research, Management and Applications (SERA2004). Los Angeles, USA, May 2004, pp: 242-247.

• Hojjat Jafarpour and Nasser Yazdani, "Sama: A Scalable Group Communication Mechanism for Mobile Agents". In Proc. of 4th ACIS Int. Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing (SNPD2003), Lubeck, Germany, October, 2003, pp: 504-511.

• Saeed Parsa and Hojjat Jafarpour, "Designing and Implementing Applications for the Internet", In Proceedings of the International Electronic and Internet Cities Conference, Kish Island, Iran, May, 2001.(In Persian)

• Hojjat Jafarpour, " Dependency Graph for Java Programs and Its Applications", In 4th Student Conference of Computer Engineering, Iran Univ. of Science & Tech. Tehran, Iran, July 2001.

Workshops

• Hojjat Jafarpour and Nasser Yazdani, "A Fast Group Communication Mechanism for Large-Scale Distributed Objects", In Workshop on Reliable and Secure Middleware. Part of Distributed Objects and Applications (DOA 2003), Catania, Italy. November 2003. Published in Springer’s LNCS 2889. pp 1036 - 1044.

Posters

Presentations

Honors and Awards

1.      2008 Paul Butterworth Student Award. The award supports and fosters entrepreneurial and creative student projects that may lead to the development of new products, with an emphasis on products that possess potential for commercialization.

2.      The Best Student Paper Award. IEEE WMSC 2007

3.      Rank 17^th in IRAN National University Entrance Examination for  Graduate Studies (Konkoor) in Computer Science in 2002

4.      Rank 35^th in IRAN National University Entrance Examination for  Graduate Studies (Konkoor) in Software Engineering  in 2002

5.      Award of Outstanding Student of Computer Eng. Department at Iran Univ. of Science & Tech. in 2001. The award also contained a GOLD coin.

6.      Honorary Distinguished Student as Chief Member of Scientific Association of the Dept. of Computer Engineering at Iran Univ. of Science & Tech. The award also contained a GOLD coin.

7.      Award from Iran Univ. of Science & Tech. for publishing paper in International Conference. (A GOLD coin).

8.      The Best Student Award in National Computer Olympiad in West Azerbaijan province in 1995. Ranking: 1^st.

9.      Award of Outstanding Student in National Computer Olympiad in 1995.

Teaching Experience

Summer session. '06 ,Spring 07, Winter 08     Teaching Assistant (Compilers & Interpreters, ICS 142 ), University of California, Irvine

Summer session. '05      Teaching Assistant (Principals of Operating systems, ICS 143 ), University of California, Irvine

Sep. '03 – Jul '04           Instructor (Computer Networks, Database), Elmi-Karbordi University, Tehran, IRAN

March '02 – Sep. '02      Java and Oracle Instructor, West Azerbaijan Telecom Company, Urmia, West Azerbaijan Province, IRAN

 March '02 – Sep. '02      Java and Oracle Instructor, Azar Ragham Ltd, Urmia, West Azerbaijan Province, IRAN

Expertise

• Distributed Systems, Real Time Systems, Embedded Systems, Group Communication Mechanisms
• CORBA, RT-CORBA, J2EE
• Java, Real time Java (RTSJ), C and C++, Delphi, TCL, XML, XQuery
• Linux, MS Windows (2000,NT,XP,Vista,9x), MS DOS

System Development Experience

• Customized Content Dissemination: Design and implementation of high performance content customization, matching and routing algorithms for large scale publish/subscribe systems. (Current work)

• SATware: Distributed sensing middleware for pervasive spaces. Working on stream processing optimization techniques in large scale heterogeneous sensors including video cameras, RFIDs, Motes and on privacy preserving techniques in pervasive spaces. (Current work)

• SPEE: Web-based plotting of structural statistics for civil engineering applications.

• Member of RT-ZEN team. RT-ZEN is RTSJ-based Real-time CORBA middleware.

• M.Sc. Project:   Design and Implementation of a Group Communication Mechanism for Distributed Objects and Mobile Agents. (The mechanism has been implemented by Java Programming Language).

• Bachelor Project: Automatically Detection of Object Dependencies in Java Programs and Distributing Them on Several Hosts in the Network to Balance the Load and Improve Execution Speed. (The software has been implemented by Java Programming Language)

•  Participating in Design and Implementation of a Business Intelligence System in Mellat Bank Research Center.

• Iran Telecommunication Company, West Azerbaijan, (A Web-based Reporting System which works among different departments of the company in different cities in the province).

• Participating in Exhibition Project at IPI Ltd. (The project was to be sold in the USA and provided a variety of tools for users to create a web-based exhibition).

• Participating in IKCo Research Center Project at ADA Ltd. (Development of a Database Application for Iran Khodro Automobile Manufacturing Company in Tehran)