Ahmed Helmy
Associate Professor
Computer & Information Science & Engineering (CISE) Department
College of Engineering, University of Florida
Founder and Director: Mobile Networking Laboratory (NOMADS group)
(Courtesy appointements: ECE Dept, UF and EE - Systems Dept, USC)
email: helmy at ufl.edu

Recent Nomads News [after Aug. 06]

• - [Aug 09]
  • - Work with Wei-Jen and Debo on "CSI: A Paradigm for Behavior-oriented Profile-cast Services in Mobile Networks" accepted with revision to the IEEE/ACM Transactions on Networking
  • - The web pages for A. Helmy have over 10,000 visits with over 46,000 page views, from over 1,000 cities in over 110 countries around the world since Dec 6, 2008.
• - [July 09]
  • - A. Helmy's H-index for citations reaches 30 (using Google scholar)
  • - Citations for A. Helmy exceed 5000 (using Google scholar).
  • - Teaching evaluation 5.0/5.0 for CIS6930 taught in Spring 2009.
  • - Yongjin Kim's work on 'CATCH: A Protocol Framework for Cross-layer Attacker Traceback in Mobile Multi-Hop Networks' accepted for publication at the Ad Hoc Networks Journal - Elsevier.
  • - Udayan's work on 'Human behavior and Challenges of anonymizing WLAN traces' accepted for presentation at Globecom 2009.
• - [June 09]
  • - A. Helmy presents an invited tutorial on mobility modeling at the ACM IWCMC conference (Leipzig, Germany). Presentation slides available (.ppt 1) (.ppt 2).
  • - A. Helmy presents invited talks at the American University in Beirut (AUB), Lebanese American University (LAU), and the Nile University (Cairo), and discusses research ideas with peers at Cairo University and the American University in Cairo (AUC).
• - [May 09]
  • - Work with Sapon Tanachaiwiwat on 'Analysis of Worm Interactions: in Wired and Wireless Networks' published as a book, now availabe through amazon.com.
  • - Shamim's work on 'Test Generation for Worst-Case Performance Evaluation of MAC Protocols for Wireless Ad Hoc Networks' accepted for full presentation (top 20%) at the IEEE MASCOTS conference.
• - [Feb. 09]
  • - Sapon's work on encounter-based worm propagation accepted to Ad Hoc Networks Journal. To appear soon.
  • - Shao-Cheng's work on Beware MAC rate adapation and Jeeyoung's work on predictability of highly mobile users selected for publication at ACM Sigmobile MC2R
• - [Jan. 09]
  • - Citations for A. Helmy exceed 4500 (scholar.google.com)
  • - Congratulations to Shamim and Shirin for passing their Ph.D. defense exams !!
• - [Nov. 08] Work on time variant community model for mobility modeling (with Wei-Jen, Akis & Kostas Psounis) has been accepted at IEEE/ACM Transactions on Networking. To appear soon.
• - [Oct. 08] The work on Socially-aware communication paradigm is funded by an NSF Nets Aware project for 3 years. A. Helmy sole PI.
• - [Sept 08] Congratulations to Shao-Cheng for his 'final-four' pick in the ACM MobiCom '08 SRC competition for his work on 'Beware' implementation.
• - [Jul. 08]
  • - Congratulations to Wei-Jen Hsu for passing his Ph.D. defense !! He shall be joining Cisco soon.
  • - Congratulations to Shao-Cheng Wang for passing his Ph.D. defense !! He shall be joining Intel soon.
  • - Congratulations to Udayan Kumar for passing his MS defense ! He shall be joining the PhD program at UF where he was recently accepted.
  • - Citations for A. Helmy exceed 4000 (scholar.google.com)
  • - Teaching evaluation 5.0/5.0 for CIS6930 taught in Spring 2008.
• - [May 08]
  • - The work on Behavior-aware services in mobile networks has been funded by a Cisco grant.
  • - I am chairing the colloquium committee for the CISE dept, and have hosted several distinguished speakers in our seminar series in Sp08, including: Jan (K. Almeroth, UCSB), Feb (M. Ammar, GATech and G. Bekey USC), Mar (R. Bryant, CMU and P. R. Kumar, UIUC), among others. For a complete list of seminars and details about each seminar please see the Barr Systems distinguished seminar link at the CISE website, and the departmental colloquium link.
• - [Feb. 08] Papers accepted for: Shao-Cheng (WoWMoM, 7% acceptance rate to the plenary session), Wei-Jen and Debo (WCNC), Udayan (MODUS IPSN workshop), and Jabed (ICSN).
• - [Jan. 08]
  • - Congratulations to Wei-Jen and Shao-Cheng for passing their dissertation proposal exams !
  • - Citations for A. Helmy exceed 3500 (scholar.google.com).
• - [Nov. 07]
  • - Kitae's work on cross-layer analysis of TCP over adhoc networks gets accepted as journal paper to IEEE Transactions on Mobile Computing (TMC)
  • - Karim and Marco's work on geographic routing over lossy links gets accepted as journal paper to ACM Transactions on Sensor Networks (TOSN).
• - [Oct. 07] Congratulations to Sapon for passing his Ph.D. defense at USC !! [He is now with Innovative Scheduling in Gainesville.]
• - [Sept. 07]
  • - Work on 'Gender-based feature analysis in Campus-wide WLANS', Udayan Kumar, Nikhil Yadav, Ahmed Helmy, wins in the Student Research Competition (SRC) at ACM MobiCom (3rd place prize). [MobiCom is the premier conference on wireless networks.]
  • - Work on 'Profile-cast: Behavior-Aware Mobile Networking', Wei-Jen Hsu, Debojyoti Dutta, Ahmed Helmy, ranks 5th in the ACM MobiCom SRC.
  • - Nomads group has 9 presentations at Mobicom: presentation at SRC finalists, invited talk at Crawdad, Mobicom short paper, 1 full paper & demo at Chants, 2 posters in ACM Mobicom SRC, 2 posters at Crawdad.
  • - Citations for A. Helmy exceed 3000 on Google scholar.
• - [June 07] The work on 'Mining Behavioral Groups in Large Wireless LANs' (short paper) with Wei-Jen Hsu and Debo Dutta, accepted at ACM MobiCom 07 (rate ~11%, 27 of 233 submissions).
• - [May 07] Congratulations to: Jabed for passing Ph.D. defense !! [to join Cisco], Shirin and Ganesh for passing Ph.D. quals.
• - [Apr. 07]
  • - Number of citations for A. Helmy is over 2800 overall (scholar Google), up from ~1730 in Jan 06.
  • - Two papers to be presented at IEEE BroadNets 07.
• - [Feb. 07] The MAID paper accepted at the IEEE SECON 07 (Acceptance rate: 20%).
• - [Nov. 06] The 'Time-variant Tiered-Community Mobility Model' paper accepted at the IEEE INFOCOM 07 (Acceptance rate below 18%).
• - [Oct. 06]
  • - Karim's work on robust geographic face routing accepted as Journal paper to the Journal on AdHoc Networks - Elsevier.
  • - A. Helmy to chair the Mobile/Sensor Networks track for the HiPC'07 conference in India.
• - [Aug 06] Top 0.43% most cited CS authors (CiteSeer) with over 1000 citations. (Search Google Scholar for updated citations)
• - [June - Oct. 06] Papers accepted to IEEE LCN, ACM SASN security workshop and IEEE SSS security workshop. Posters accepted to ACM MobiCom, and IEEE SECON. These papers/posters were presented Aug - Nov 06.
• - [Aug. 06] A. Helmy appointed as the ACM SIGMOBILE workshop coordinator/chair for 07 to coordinate workshops for MobiCom, MobiHoc, MobiSys and SenSys Conferences.
• - [Fall 06] A. Helmy moves to University of Florida as Asssociate Professor in the CISE Dept. Tenure file ranked by experts in college of Eng in the top 10 in 20 years! The Nomads group and lab move to UF.

Older Nomads News [before Aug. 06]

• - [Jul. 06] A. Helmy ranks 1st in the 2005 annual merit review in the EE Dept at USC, among 40 faculty in EE, for the 2nd year in a row.
• - [Summer 06]
  • - Yongjin Kim passes Ph.D. defense. Congratulations! He is now with QualComm heading an effort on wireless security.
  • - Sapon Tanachaiwiwat passes his quals exam at USC. Wei-Jen Hsu and Shao-Cheng Wang pass their EEE degree exams at USC.
• - [Apr. '06] Some Invited Talks: University of Florida (April '06), Northeastern University (April '06), UC-Riverside (March '06), UC-Merced (March '06), University of Oregon (March '06), UC-Riverside (Nov. '05), MIT (Jun '05) [presentation .ppt (4.7MB)], Boston University (Jun '05), UC-Santa Barbara (June '05), UC-Irvine (May '05), UIUC (June '04), U Maryland (June '04), UCLA (May '04), Georgia Tech (Mar. '04).
• - [Jan. '06 - Feb. '06]
  • - A. Helmy chairing the IEEE ICPADS 2006 Wireless and Sensor Networks track. Also elected to Chair the IEEE MMNS 2006 conference. To serve on the TPC for IEEE SECON and IEEE ICNP 2006 Conferences.
  • - Two papers accepted to IEEE WiNMee 2006 workshop on wireless network measurements. Five papers accepted to IEEE INFOCOM 2006 poster session.
  • Jan '06: Jabed and Yongjin pass their qualifying exam. Congratulations!
• - [Oct. 2005] Tutorial on 'Mobility Modeling for Wireless Networks' at IASTED Int'l Conf on Communications and Computer Networks [Slides (10MB)].
• - [Aug. 2005]
  • - Annual Merit Review in 2004 for the EE Dept for A. Helmy: 5.0/5.0 in research, 5.0/5.0 in teaching. Ranked 1st among 39 faculty in EE.
  • - The USC WLAN traces are now added to the mobility library MobiLib. Second release of the IMPORTANT mobility tools is available.
  • - Top 0.47% most cited authors in Computer Science (citeseer.ist.psu.edu/allcitedn.html) [Example citations] (Search Google Scholar)
• - [Jul. 2005] Invited Talk at the IEEE/ACM Third International Workshop on Measurement, Modeling, and Performance Analysis of Wireless Sensor Networks (SenMetrics). Panel lead and moderator at IEEE/ACM Mobiquitous Conference (slides .ppt).
• - [May - June 2005]
  • - Initiated a community-wide library of mobile wireless networks traces (MobiLib). Paper accepted at IEEE SECON 2005.
  • - R. Govindan, A. Helmy and B. Krishnamachari established the new wireless and sensor networking laboratory in the new RTH bldg.
  • - Karim Seada, Fan Bai and Narayanan Sadagopan passed their PhD defense exams. Congratulations ! Fan is at General Motors research labs, Karim is at Nokia research labs and Nara is at Yahoo! research.
• - [March '05]
  • - Paper (and 2 posters) accepted to ACM MOBIHOC 2005 (acceptance rate: 14%)
  • - Two papers (and 3 posters) presented at IEEE INFOCOM 2005 (acceptance rate 17%). Paper accepted to IEEE/ACM DCOSS '05.
• - [Nov. '04] Paper presented at ACM SenSys 2004 (acceptance rate 14.5%)
• - [Sept. '04] New NSF funded project, ACQUIRE on querying in sensor networks, has started.
• - [Jan. '04] Release of the IMPORTANT mobility simulation tool (also contributed to NS-2).



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- Some Gators Computer Science and Engineering News:
• - [Apr. 09] Alper Ungor is awarded the NSF CAREER award. Congrats !
• - [Jan. 09] Tamer Kahveci is awarded the NSF CAREER award. Congrats !
• - [Aug. 08] Tamer Kahveci and his group win best paper award in prestigious Computational Systems Biology conference.
• - [Apr. 08] (US News & World Report) UF's Computer Engineering department graduate program ranked in the top 15 among the nation's public institutions (up 6 spots from last year's). UF's Engineering School's graduate program ranked 14th among the public institutes in the US, up 3 from last year's ranking (24th overall, up 2 from last year's).
• - [Mar. 08] Chris Jermaine awarded Sloan fellowship. Prabhat Mishra awarded NSF CAREER award. Ben Lock wins best paper award in the IEEE Virtual Reality 2008 Conference. More info on the CISE website.
• - [June 07] Chris Jermaine and Alin Dobra of the CISE dept at UF won the Best Paper Award in the ACM SIGMOD conference. Congrats !!
• - [May/Aug. 07] Gainesville is ranked #1 by the Cities, ranked and rated and ranked #3 in the best College towns.
• - [Mar/Apr. 07] Gators Engineering: Seven NSF CAREER Awards in 2007 from UF College of Engineering [#1 nationally, tied with MIT]. Two from the CISE Dept. (bringing total to 9+ CAREER/PYI Awards at CISE). Two in the wireless networking area. Overall UF got 10 CAREER awards in 07 (#1 nationally).
• - Shigang Chen, and Ben Lock win CAREER Awards in CISE. Oliver (Dapeng) Wu wins CAREER Award in ECE.
  Other recent winners of the CAREER Award in CISE include Alin Dobra, Chris Jermaine, and Markus Schneider.



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- Some Sports News:
• - [Jan. 09] In 08/09 season the Gators took the College National Championship... again !
• - [Dec. 07] In 07/08 season Tim Tebow of the Gators took home the Heisman Trophy.
• - [Apr. 07] Gators: College National Champions: Basketball 07, Football 06, Basketball 06... First ever to combine both in the same year. Go Gators!