Project: Extrapolation of Maryland Child Support Table
Client: Stuart Rehr, GVA Architecture Interior Design
Consultants: Dr. Gobbert and Alen Agheksanterian
Description: Extended Maryland's basic child-support table by extrapolating past the end of the
original table.
Project: Validation of Drug Testing Software
Client: John Shatley, Constellation Energy
Consultants: Dr. Gobbert, Dr. Neerchal, Alen Agheksanterian, and Willy Weng
Description: Validated the statistical properties of software used in the selection of subjects
for drug testing.
Project: Statistical Input for the Thrombotic RIsk Progression (TRIP) Study
Client: Udaya S. Tantry, Sinai Center for Thrombosis Research, Baltimore, Maryland
Consultants: Dr. Neerchal, Justin Newcomer, and Willy Weng
Description: Provided statistical input for the TRIP study in response to reviewer's comments.
Project: Assistance with Data Management and Organization
Client: Joan Shin and JoAnn Crandall, Department of Language, Literacy and Culture, UMBC and
Ana Oskoz, Department of Modern Languages and Linguistics, UMBC
Consultants: Dr. Neerchal, Justin Newcomer, and Willy Weng
Description: Provided input on data management and organization techniques for handling survey and
experimental data. Helped organize and inputted data in a format suitable for a statistical software
package.
Project: Development of an Age-Structured Model of Epidemic Cholera
Client: David Hartley, Georgetown University, and Holly Gaff, Old Dominion University
Consultants: Dr. Gobbert and Alen Agheksanterian
Description: On-going research on developing an age structured model for spread of epidemic cholera.
The latest developments were summarized in a
technical report.
Project: Statistical Analysis of Larval Feeding Plasticity
Client: Will Gretes and Dr. Jeffery Leips, Department of Biological Sciences, UMBC
Consultants: Dr. Neerchal and Justin Newcomer
Description: Analyzed repeated measurements of larval feeding plasticity using Generalized
Estimating Equations. Presented results at the UMBC-Wyeth Summit, August 24, 2007.
Project: Statistical Input on Regression Model Selection
Client: Niraj P.E. George, Department of Chemical and Biochemical Engineering, UMBC
Consultants: Dr. Neerchal and Justin Newcomer
Description: Provided statistical input on regression model selection and interpretation to determine
whether a linear or quadratic model was appropriate. Also provided the client with help on the use of SAS
for model building and fitting.
Project: Analysis of Pre-Freeze versus Post-Thaw Cell Activities
Description: Analyzed data regarding pre-freeze and post-thaw liver cell activities. The analysis consisted
of testing differences between the two groups.
Project: Analysis of Usage Trend with Toxic Release Inventory (TRI) Usage Data
Client: Dr. Herbert Lacayo Jr., Ph.D. and Steve Witkin, U.S. Environmental Protection Agency
Consultants: Dr. Neerchal and Willy Weng
Description: Analyzed TRI usage data throughout the United States to see if patterns existed in people
using the TRI search engine.
Also Consulted With
Dr. Jeff Leips, Adrienne Starks, and Mary Kaminski, Department of Biological Sciences, UMBC
(Dr. Neerchal, Justin Newcomer, and Willy Weng)
Marcella Wilson, Department of Computer Science, UMBC (Justin Newcomer)
Ana Oskoz, Department of Modern Languages and Linguistics, UMBC (Justin Newcomer and Willy Weng)
Publications and Presentations
Alen Agheksanterian and Matthias K. Gobbert.
Modeling the Spread of Epidemic Cholera: an Age-Structured Model.
Technical Report number TR2007-9,
University of Maryland, Baltimore County, 2007.
Reprint in PDF-format.
Technical report.
Shiming Yang and Matthias K. Gobbert.
The Optimal Relaxation Parameter for the SOR Method Applied to a Classical Model Problem.
Technical Report number TR2007-6,
University of Maryland, Baltimore County, 2007.
Reprint in PDF-format.
Technical report.
Gurbel PA, Bliden KP, DiChiara J, Newcomer J, Weng W, Neerchal NK, Gesheff T, Chaganti SK,
Etherington A, Tantry US.
Evaluation of dose-related effects of aspirin on platelet function: results from the Aspirin-Induced
Platelet Effect (ASPECT) study.
Circulation, 115(25), 3156-3164, (2007).
Alen Agheksanterian.
Software Tutorial: Introduction to MATLAB.
Department of Computer Science, Hood College, Frederick, MD.
Half-day, hands-on customized workshop.
Matthias K. Gobbert.
A Technique for the Quantitative Assessment of the Solution Quality on Particular Finite Elements in
COMSOL Multiphysics.
In: Vineet Dravid, editor, Proceedings of the COMSOL Conference 2007, Boston, MA,
pp. 267-272, 2007.
See the COMSOL area of Dr. Gobbert's homepage
for the preprint of the paper and attached program files.
Conference paper.
Other Activities
CIRC facilitated weekly hands-on software workshops during the semester in cooperation with the UMBC
Office of Information Technology on a range of mathematical and statistics software packages of wide interest,
including Matlab, SAS, Mathematica, SPSS, Maple, MPI, and Microsoft Access (Justin Newcomer, Shiming Yang,
Willy Weng, Alen Agheksanterian, Gaurav Sharma, Jia Liu, and Dr. Gobbert)
Updated and extended the Maple tutorial and facilitated hands-on workshop (Gaurav Sharma, Jia Liu, and
Dr. Gobbert)
Taught Matlab workshops for REU (Research Experience for Undergraduates) on mathematical biology, specially
designed for client to focus on Numerical ODEs (Summer 2007, Alen Agheksanterian)
CIRC provided instructor for the class MATH 426 - Introduction to Mathematical Software Packages: Matlab
(Fall 2007, Alen Agheksanterian)
Developed technical report Stiffness of the Method of Lines Discretization for a Parabolic Prototype Problem
(Shiming Yang and Dr. Gobbert)
Infrastructure
Redesigned MATH 426 in tutorial form for the department and completed the development of associated assignments
(Summer 2007, Alen Agheksanterian)
CIRC moved to the new office in MP 422A after redecorating the space (painting, installing a whiteboard, new
filing cabinet)