Please note that the NDSSL website has been reorganized and that this page will eventually be removed. The new seminar page can be found at seminars.php. Please update bookmarks.

Schedule Spring 2008 :

Date Time Name Affiliation Seminar Title
January
11th 2:00pm Dr.Michael D. Porter Department of Statistics, North Carolina State University The Search for Spatial and Spatio-Temporal Anomalies
28th 3:30pm Dr. Scotland C. Leman Department of Statistics, Virginia Tech Modeling The Spread Of Infectious Disease Using Genetic Information Within A Marked Branching Process
February
18th 3:30pm Dr. Ina Hoeschele Department of Statistics, Virginia Tech Inference of Causal Networks in Systems Genetics
29th 11:00am Dr.Chris Rorres Veterinary Medicine School, University of Pennsylvania Modeling, Simulation, and Control of Animal Epidemics
March
3rd 3:30 pm Dr. Andrea Apolloni NDSSL, Virginia Bioinformatics Institute, Virginia Tech Random matrices and complex networks
31st TBA Dr. Rahul Kulkarni Department of Physics, Virginia Tech TBA
April
7th TBA Dr. Allen MacKenzie Bradley Department of Electrical and Computer Engineering, Virginia Tech TBA
28th 3:30 pm Dr. Kevin Boyle Agricultural & Applied Economics, Virginia Tech TBA

Schedule Fall 2007 :

Date Time Name Affiliation Seminar Title
October
2nd 4:00 pm Dr.Yang Cao Dept. Computer Science, Virginia Tech Multiscale Stochastic Modeling and Simulation for Biochemical Systems
9th 3:30 pm K.P. Unnikrishnan General Motors Research Data Mining Methods for Neuroinformatics
30th 3:30 pm Sudipta Sarangi Dept. of Economics, Louisiana State University Heterogeneity in Nash Networks
November
6th 3:30 pm Nina Fefferman The Center for Discrete Mathematics and Theoretical Computer Science (DIMACS), Rutgers University Disease Dynamic Modeling on Emergent Networks
13th 2:00 pm Ken Kleinman, ScD Associate Professor, Department of Ambulatory Care and Prevention Harvard Medical School and Harvard Pilgrim Health Care Spatial surveillance for public health: methods, evaluation, problems

Schedule Spring 2007:

Date Time Name Affiliation Seminar Title
March
12th 3:00pm Jim Koopman, M.D., M.P.H. School of Public Health, University of Michigan Modeling Environmental Mediation of Infection Transmission to Assess Intervention Effects
15th 4:30pm Dr. Anand Sivasubramanium Dept. Computer Science and Engineering, Penn State University Power Management for Server Disks (Note: Seminar jointly organized with Center for High End Computing Systems and NDSSL)
26th 3:00pm Dr. Biswarup Mukhopadhyay Virginia Bioinformatics Institute, Virginia Tech Extreme Condition Microbiology
April
2nd 3:00pm Rajiv Raman Dept. of Computer Science, University of Iowa Chromatic Scheduling Problems
9th 3:00pm Dr. Michael D. McKay Los Alamos National Laboratory (ret.) Introduction to Statistical Methods for Understanding Prediction Uncertainty in Simulation Models
11th 10:00am Dr. Michael D. McKay   Functional Sensitivity Analysis
13th 10:00am Dr. Michael D. McKay   Functional Sensistivity Analysis II + Discussion
27th 2:00pm Prof. Nils A. Baas Department of Mathematical Sciences, Norwegian University of Science and Technology Higher Order Structures
May
15th 3:00pm Dr. Fernando Vega-Redondo Department of Economics, University of Alicante/University of Essex Network organizations in a volatile environment

Schedule Fall 2006:

Date Time Name Affiliation Seminar Title
October
16th 3:00pm Dr. Alessandro Vespignani School of Informatics, Indiana University Epidemic Spreading and Complex Networks
23rd 3:00pm Dr. João Setubal Virginia Bioinformatics Institute, Virginia Tech Inference of the Evolutionary History of Multipartite Rhizobiaceae Genomes
30th 3:00pm Dr. Juan P. Aparicio Department of Science and Technology, Universidad Metropolitana Simple Models for Epidemics in Networks
November
13th 3:00pm Dr. Liwu Li Department of Biological Sciences, Virginia Tech Molecular Signaling Network Regulating Innate Immunity
December
4th 3:00pm Dr. Wu Feng Department of Computer Science, Virginia Tech Parallel Genomic Sequence-Search on an Ad-Hoc Grid

Previous talks:
  • 07/21/2006: A Substrate to Facilitate Large-scale Distributed Applications. Speaker: Dr. Shrideep Pallickara, Community Grids Labs, Indiana University [Home page | Flyer (PDF)]
  • 06/28/2006: Fluctuations and Correlations in Stochastic Lattice Models for Predator-Prey Interactions. Speaker: Professor Uwe C. Täuber, Physics Department, Virginia Tech [Home page | Flyer (PDF)]
  • 06/12/2006: Malaria - Prospects for Prevention and Control. Speaker: Kofi Adasi, Liverpool School of Tropical Medicine [Home page | Flyer (PDF)]
  • 05/08/2006: Scouts, Promoters, and Connectors: The Roles of Ratings in Recommender Systems. Speaker: Naren Ramakrishnan, Department of Computer Science, Virginia Tech [Home page | Talk (PDF) | Flyer (PDF)]
  • 04/28/2006: SimCity for Real: The Application of Simulation Models for Strategic Planning within Urban Areas. Speaker: Mark Birkin, School of Geography, University of Leeds [Home page | Flyer (PDF)]
  • 04/24/2006: Bayesian Analysis for Multivariate Autoregressive and Stochastic Volatility Models. Speaker: Professor Dongchu Sun, Department of Statistics, Virginia Tech [Home page | Flyer (PDF)]
  • 04/10/2006: Modularity and Community Structure in Networks. Speaker: Professor Mark Newman, Department of Physics and Center for the Study of Complex Systems, University of Michigan, Ann Arbor [Home page | Talk (PDF) | Flyer (PDF)]
  • 03/27/2006: Automatically Assembling the Building Blocks of Cellular Circuitry Speaker: T. M. Murali, Department of Computer Science, Virginia Tech. [Home page | Flyer (PDF)]
  • 03/13/2006: The Influence Model: A Tractable Model of Networked Markov Chains. Speaker: Chalee Asavathiratham, Senior Analytics Engineer, Pivotal Systems Corporation. [Flyer (PDF)]
  • 02/27/2006: How to Plan a Road Trip. Speaker: Martin Holzer, Institute of Computer Science, University of Karlsruhe, Germany. [Home page | Talk (PDF) | Flyer (PDF)]
  • 01/30/2006: Network Dynamics and Cell Physiology. Speaker: Professor John J. Tyson, Department of Biological Sciences and Virginia Bioinformatics Institute. [Home page | Flyer (PDF)]
  • 01/03/2006: Net and the City. Speaker: Ravi Sundaram, Associate Professor, College of Computer and Information Science, Northeastern University. [Home page | Talk (PDF) (PPT) | Flyer (PDF)]
  • 11/16/2005: Discrete Models for Complex Systems. Speaker: Reinhard Laubenbacher, Applied Discrete Mathematics Group, VBI and Department of Mathematics [Home page | Talk (PDF) (PPT) | (Flyer [PDF])
  • 11/02/2005: Algorithmic Aspects of Communication in Wireless Networks. Speaker: Srinivasan Parthasarathy, Dept. of Computer Science, University of Maryland [ Talk (PDF) | (Flyer [PDF])
  • 10/19/2005: Models of Cascading Dynamics in Power Systems. Speaker: Jim Thorp, ECE, Virginia Tech. [Home page | Talk (PDF) (PPT) | Flyer (PDF)]
  • 10/05/2005: Simulating Epidemics on a Social Network. Speaker: Stephen Eubank, NDSSL, VBI, Virginia Tech. [Home page | Talk (PDF) (PPT) | Flyer (PDF)]


Seminar Background:

In recent years systems in such diverse areas as physics, economics, biology, ecology, and computer science have been successfully modeled as networks of interacting entities. In these systems the characteristics of each entity, as well as how the system interacts with its network neighbors, is usually well understood. However, the global system dynamics resulting from the composition of individual entity dynamics is typically very complex.

These complex systems and models from varied fields describe very different phenomena and dynamics, and may seem to have little in common. Contrary to intuition, there are large classes of models with fundamental similarities in both structure and dynamics. This common and generic structure is an extremely active area of current research.

The Network Dynamics and Simulation Science Laboratory, a research group within the Virginia Bioinformatics Institute at Virginia Tech, is hosting an interdisciplinary seminar series on complex systems. The purpose of this series is to bring together researchers and students that are either working in this field or looking for new ideas and approaches to modeling and analyzing systems.

The seminars have a formal flavor, and at least proof ideas or outlines are encouraged in the talks. Presentations of experimental data and findings that display interesting phenomena and point in the direction of possible general results are welcome. Topics include complex social networks, economic systems, networks in communication and traffic, biological systems, and cognitive systems. As a result, the series brings together theory, techniques, and results from mathematics, computer science, physics, engineering, learning theory, and psychology. An important goal is to initiate interdisciplinary exchange between researchers, both experimentalists and theorists, in this new emerging field.

Contacts:

Henning S. Mortveit, VBI/Dept. of Mathematics (henning@vbi.vt.edu) (main contact)
V.S. Anil Kumar, VBI/Dept. of Computer Science (akumar@vbi.vt.edu)
Stephen Eubank, VBI/Dept. of Physics (seubank@vbi.vt.edu)

Seminar location/time:

The seminars take place in the Second Floor Seminar Room at the CRC, Building XV, 1880 Pratt Drive. (Please call 231-8252 with any questions.) The seminars are held on Mondays unless other notice is given.



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