Department of Computer Science and Engineering News
CSE Welcomes New Faculty Members
Bill Buckles received an array of graduate degrees from the
University of Alabama in Huntsville in Computer Science and Operations
Research. He received his Ph.D. for work in Industrial Engineering in
1981. He began teaching at the University of Texas at Arlington in
1981, moving to Tulane University in 1987, where he was the Yahoo!
Founders Chair in Computer Engineering.
Dr. Buckles has received his department's annual teaching award three
times in the past decade plus a university-wide graduate teaching
award. Once he has been honored with a national award from IEEE for
outstanding leadership of a student professional society chapter.
Meanwhile he has published almost 200 papers in national and
international media plus one book.
His research has been supported by NASA, NSF, the State of Louisiana,
and, on several occasions, the Missile Defense Agency. Twice he has
been honored with national technical achievement awards from NASA. He
has been a visiting professor at the Techhochshule in Aachen Germany,
the GMD (Germany's version of NSF), the Free University of Brussels,
National Central University of Taiwan, and Fulbright Fellow at the
University of Guanajuato in Mexico.
Nearly all of the graduate students he has advised have embarked upon
academic careers leading often to distinguished service or research.
For example, students with whom he has worked have been department
chairs at Loyola University, University of Dayton, and Texas Tech.
Twice, students with whom he has worked at the graduate level have
become Associate Directors of NASA centers.
He has been an associate editor of the IEEE Transactions on Parallel
and Distributed Systems, Chair of the IEEE Computer Society Technical
Committee on Distributed Processing, and General Chair of the IEEE
International Conference on Distributed Computing Systems. Currently
he is Vice-Chair of the IEEE Computer Society's Awards Committee.
Xiaohui Yuan received a Ph.D. degree in Computer Science from Tulane
University in New Orleans, LA in 2004 and a B.S. degree in Electrical
Engineering from Hefei University of Technology in Hefei, China in
He joined the department in 2006 as an assistant professor. Prior to
that, he was a member of the Rehabilitation Medicine Department, Mark
O. Hatfield Clinical Research Center at the National Institutes of
Health in Bethesda, MD. He has been an active member of the IEEE since
2000 and served as reviewers for journals such as IEEE Transaction of
Medical Imaging and Journal of Information Fusion.
His research interests include image processing and visualization,
pattern recognition, artificial intelligence, data mining, and
bioinformatics. He has published more than 20 papers in international
journals and conferences.
JungHwan Oh received M.S. and Ph.D. degrees in Computer Science from
the University of Central Florida in 1997 and 2000 respectively.
During his study, he also worked for the Office of Research at the
University of Central Florida, where he led a project to implement
relational database handling proposals, awards of grants and faculty
information. As soon as he finished his Ph.D., he worked as a visiting
professor in the School of Electrical Engineering and Computer Science
at the University of Central Florida. From 2001 to 2006, Dr. Oh worked
with the Department of Computer Science and Engineering at University
of Texas, Arlington.
His research topics include Medical Imaging, Multimedia Database
Management Systems, Surveillance Video Processing, and Video
Communications in Wired and Wireless Environments. He established a
medical video research with the collaboration of Iowa State University
and the Mayo Clinic in 2003. This research focuses on the medical
video (colonoscopy, endoscopy, broncoscopy, minimal access surgery,
etc.) analyses such as video segmentation, blurry frame detection,
reflection detection, operational tool detection, abnormal disease
detection, and multimedia database building.
Also, Dr. Oh has initiated a medical multimedia information research
about Wireless Capsule Endoscopy with the collaboration of University
of Texas Southwestern Medical Center at Dallas, Texas. This research
focuses image enhancement, blood detection, and reducing the viewing
time for capsule endoscopy videos. As a result of these research
projects, three proposals totaling $1,538,850 have been granted from
the National Science Foundation and UTA.
Dr. Oh has organized a special session on multimedia data mining, and
served as a member of the program committee, and an editor of various
international conferences on imaging science, systems, and information
technology. He is a member of IEEE, ACM, and International Association
of Science and Technology for Development (IASTED) Technical Committee
on "Database". He is the author or coauthor of many journal articles,
book chapters, and conference papers.
CSE Department Nominated for Texas Higher Education
The UNT Department of Computer Science and Engineering is one of eight
finalists for the Texas Higher Education Star Award. The Texas Higher
Education Coordinating Board is recognizing the CSE department for its
recruiting and retention efforts.
Dr. Krishna Kavi credits the recognition to two innovative programs
sponsored by grants from the Texas Technology Workforce Development
program. Dr. Kavi says, "We have been named a finalist based on our
summer RoboCamp program for high school aged women to encourage them to
consider careers in computers and technology. Also, we have been
recognized for the CSEagles program where female computer science
majors help at recruiting events, talk about their experiences, and
serve as mentors to other students."
The award will be presented at the annual conference of the Texas
Higher Education Coordinating Board on Monday, November 6, 2006.
NetworkWorld calls Dr. Dantu's Research Project One of the Top Ten
to Know About
Dr. Ram Dantu's VoIP research has been named one of the ten cutting-
edge network research projects in this
article in NetworkWorld published in June 2006.
The article refers to a collaborative research grant from the National
Science Foundation which was awarded in March 2006 for a three year
period. Dr. Dantu is the PI for "A Testbed for Research and
Development of Secure IP Multimedia Communication Services," along with
other researchers from Purdue University, Columbia University, and
University of California at Davis. UNT will receive $315,000 of this
$600,000 research grant.
This summer Dr. Dantu received two more grants from the National
Science Foundation for research projects beginning in September 2006.
For the first grant, "Detecting Spam in IP Multimedia Communication
Services," Dr. Dantu will collaborate with Dr. Henning Schulzrinne from
Columbia University for two years. UNT will receive $131,392 of this
$250,000 research grant. Dr. Dantu also received a second NSF grant for
$300,000 for a three year research period for "Development of a
Flexible Platform for Experimental Research in Secure IP Multimedia
Four patents were issued recently to Dr. Dantu:
- Quality indicator and method for frame selection in wireless
network, Co-Inventor, US Patent, 7,079,512, July 18, 2006.
- Wireless router and method for processing traffic in a wireless
communications network, Principal Inventor,
US Patent, 7,068,624, June 27, 2006.
- Method and system for providing wireless-specific services
for a wireless access network, Principal Inventor,
US Patent, 7, 058,033, June 6, 2006.
- Method and system for configuring wireless routers and
networks, Co-Inventor, US Patent, 7,031,266, April 18, 2006.
In April 2006, Dr. Dantu served as a panelist in the first IEEE
Workshop on VoIP Management and Security in Vancouver, Canada. The
panel topic was "Top Three Challenges in VoIP Security and Management."
In June 2006, Dr. Dantu was invited as a Panelist for the National
Science Foundation's CISE (Computer and Information Science and
Engineering) PI meeting in Snowbird, Utah. Dr. Dantu was selected for
the panel on "CISE and Global Implications." This meeting was attended
by more than one hundred PIs, various program directors, CISE
divisional directors and several other NSF staff.
Dr. Dantu was the lead guest editor for the IEEE Network September 2006
issue on "Voice over IP." Other co-guest-editors included Henning
Schulzrinne from Columbia University and Dipak Ghosal of University of
California at Davis.
Also, Dr. Dantu co-authored a paper, "SS7 over IP: Signaling
Interworking Vulnerabilities," which will appear in the
November/December 2006 issue of IEEE Network. Dr. Dantu's co-authors
for this paper were Hemant Sagar, Duminda Wijesekara, and Sushil
Jajodia, all from George Mason University.
Dr. Tate is PI for ASCENT
A project by Professors Tate and Dantu, entitled "Collaborative
Project: A Regional Partnership to Build and Strengthen IA in North
Texas", was awarded $128,106 by the National Science Foundation. This
project is funded through the "Capacity Building" portion of the NSF
Scholarship for Service program, which UNT is eligible for as a result
of being designed a "Center for Academic Excellence in Information
Assurance Education" by the National Security Agency (NSA). Additional
funding was provided to the University of Texas at Arlington as part of
a regional partnership on this project, and a regional alliance known
as ASCENT (Alliance for Secure Computing Education in North Texas) has
been created with UNT and UTA as the initial members.
The funding for this project, along with additional funds from the
College of Engineering and the Department of Computer Science and
Engineering, will enable UNT to update laboratory facilities for
teaching computer and network security courses, update curriculum
materials to target specific audiences, develop student exercises that
include students from UNT and UTA, and explore the use of new
virtualization technologies to extend the existing laboratory
exercises. In addition, the project will involve establishing an
ongoing industry-academic partnership that will include activities to
expose students to current industry practice as well as to assist in
placing students in internships and careers in the computer security
This project started on September 1, and developments can be followed
News from the LIT Research Group
In summer 2006, the members of the Language and Information Technology
group spent time working on exciting research, and participating in
several international events.
In July 2006, Rada Mihalcea (shown on right), Courtney Corley,
and Carlo Strapparava
presented their work on corpus-based and text-based measures of text
semantic similarity at the prestigious American Association of
Artificial Intelligence conference.
In July 2006, a collaborative paper between Jan Wiebe (University of
Pittsburgh) and Rada Mihalcea, "On Word Sense and Subjectivity," was
presented at the Association of Computational Linguistics in Sydney.
In August 2006, Ben Leong and Rada Mihalcea presented their recent
research work on automatic generation of universal pictorial
translations at the conference of the Association of the Machine
Translation in the Americas.
Rada Mihalcea was awarded a grant from the ARDA-AQUAINT program to work
on a project led by University of Pittsburgh on "Opinions in Question
Answering." This is a two-year grant, and the UNT share is $148,000.
The project is scheduled to start in September.
News about past LIT members: Ben Leong has graduated with a Master's
degree from UNT and has now joined the Ph.D. program at the University
of Delaware. Ehsan Faruque has also graduated with a Master's degree
and this summer he has joined Microsoft in Seattle.
CSE Trio Recognized by Homeland Security
CSE faculty members, Dr. Robert Brazile and Dr. Kathleen Swigger,
and graduate student, Xiaobo Peng, were recently recognized in
Daily article by Scott Flowerday of the Department of Homeland
Security's Radiology Emergency Preparedness (REP).
Xiaobo Peng (left) with his graduate advisor,
Dr. Robert Brazile, following his recent
In September 2005, Dr. Swigger was awarded a $49,000 grant from the
Digital Government Program. Flowerday contacted them to computerize
Department of Homeland Security reports to help increase response time.
Dr. Brazile and Dr. Swigger designed the infrastructure for the
database and wrote the software for REP along with Xiaobo Peng, who
served as chief programmer for the project. Flowerday thanked the trio
for providing a program that would normally allow a 30 day process to
be completed in only five days.
The REP Database designed by these UNT programmers is now being used in
FEMA region six and the Department of Homeland Security may incorporate
their database into its infrastructure. Flowerday said the project
could not have happened without Peng, who responded by saying he was
really happy that the database received so much support.
CSE Department Sponsors RoboCamp 2006
The Computer Science and Engineering department hosted two one-week
camps this summer for 9th to 11th grade young women with a focus on
Robotics and Computer Science. This is the second year of a program
that was funded as part of a grant from the Texas Coordinating Board
for Higher Education as part of the Technology Workforce Development
The camps were held in July at the Research Park and at the UNT Dallas
Campus. Each camp was attended by 20 young women who built small robots
and programmed them to use various sensors, including touch, visible
light and infrared, and to perform various tasks. The students also
participated in seminars on a variety of topics, including preparing
for college and Women in Computer Science and Engineering. CSE students
helped with the camp as teaching assistants.
The mobile laboratory and the robots used for the camp will form the
basis for a series of recruiting trips and seminars throughout the DFW
area during the academic year to help foster interest in Engineering
and Computer Science at local middle schools and high schools.
Additional information regarding RoboCamp, including the Music Video,
photos, and press coverage can be found at
More Faculty News
Dr. Kavi Gives Keynote Speech at PDCS-2006
Dr. Krishna Kavi delivered the Keynote talk at the 19th International
Conference on Parallel and Distributed Computing Systems (PDCS-2006),
in San Francisco, CA, September 19-22, 2006. The title of his talk was
"Is it time to revive dataflow as a model of parallel computing?"
PDCS-2006 is a major forum to address, explore and exchange information
in all areas of Parallel and Distributed Computing Systems, their
modeling and simulation, design, use and performance, and their impact.
Later this month, on October 18, 2006, Dr. Kavi will present a seminar
on Multicore Low Power Architectures for the IEEE Long Island Section
Computer Society in Farmingdale, NY. In this talk, he plans to present
several research projects that are underway at UNT. He will give an
overview of each project, results thus far, and discuss plans for the
future. Dr. Kavi will make the same presentation for the Department of
Computer Science and Engineering at Penn State University on October
Professor Tate and Vandana Gunupudi Present
Research in Japan
In early May, Dr. Steve Tate and graduate student Vandana Gunupudi
traveled to Hakodate, Japan, to present their research on security for
mobile agents. They presented their paper "SAgent: A Security
Framework for JADE" at the 2006 Conference on Autonomous Agents and
Multi Agent Systems (AAMAS), the top international conference on agent
Vandana Gunupudi and Professor Tate in Japan
They also presented two additional papers, "Experimental Evaluation of
Security Protocols in SAgent" (co authored with former student Ke Xu)
and "Exploring Data Integrity Protection in SAgent" at an accompanying
workshop, the Workshop on Privacy and Security in Agent based
Dr. Garlick Gives Two Papers in Puerto Rico
Dr. Garlick (second from left) with other presenters from the ICEE 2006 conference
Dr. Ryan Garlick co-authored two papers with Dr. Robert Akl:
"Intra Class Competitive Assignments in CS2: A One Year Study" and "Retention
and Recruitment of Women in Computer Engineering." Over the summer,
Dr. Garlick presented these two papers at the International Conference
on Engineering Education (ICEE 2006) in San Juan, Puerto Rico.
Organized as an information dissemination and exchange forum, the
International Conference on Engineering Education emphasizes the
dissemination of information on state of the art advances in education
and research, especially innovative approaches that link the two
activities in addressing the education goals of new engineers of the
ICEE programming also emphasizes the importance of trans national
cooperation and cross cultural networking to advance the effectiveness
of engineering education. It is a conference series that highlights the
worldwide progress and experiences in engineering education; it is also
a platform for forging mutually beneficial collaborative efforts.