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INFORMS Nashville – 2016

208

MC94

5th Avenue Lobby-MCC

Technology Tutorial: GAMS/LINDO

Technology Tutorial

1 - GAMS: Introduction To Modeling In GAMS

Steven P Dirkse, GAMS Development Corporation, Washington,

DC, United States,

sdirkse@gams.com

We demonstrate many of the capabilities of the GAMS software as we start with a

simple optimization model and build it out by adding nonlinear and integer

variables to the model and connecting it with a GUI in a sample application.

2 - LINDO: Optimization Modeling Made Easy

Mark A Wiley, LINDO Systems Inc, 1415 No Dayton Street,

Chicago, IL, 60622, United States,

mwiley@lindo.com,

Gautier Laude

Monday, 3:10PM - 4:00PM

Monday Plenary

Davidson Ballroom-MCC

Omega Rho – 40th Year Anniversary Panel

Plenary Session

Chair: Graham Rand, Lancaster University, United Kingdom,

Lancaster, LA1 4YX

1 - Omega Rho - 40th Year Anniversary Panel

Graham Rand, Lancaster University, Lancaster, United Kingdom,

g.rand@lancaster.ac.uk

After a brief introduction to Omega Rho, International Honor Society for

Operations Research and Management Science, as it celebrates its 40th birthday,

four of its distinguished lecturers will revisit their lectures. All four were in the

first group of INFORMS Fellows, created in 2002

2 - Panelist

John R. Birge, Jerry W. and Carol Lee Levin Professor of Operatio,

University of Chicago, Booth School of Business, Chicago, IL, United

States,

John.Birge@ChicagoBooth.edu

3 - Panelist

John D. Little, Massachusetts Institute of Technology, M.I.T. Sloan

School Of Management, Room E62-534, Cambridge, MA, 02142,

United States,

jlittle@mit.edu

4 - Panelist

Ralph Keeney, Duke University, San Francisco, CA, United States,

keeneyr@aol.com

5 - Panelist

Alfred Blumstein, Carnegie Mellon University, Heinz College -

Hamburg Hall, Pittsburgh, PA, United States,

ab0q@andrew.cmu.edu

Monday, 4:30PM - 6:00PM

MD01

101A-MCC

Data Mining for State Transition Modeling

Sponsored: Data Mining

Sponsored Session

Chair: Victoria C. P. Chen, The University of Texas at Arlington, Dept. of

Ind., Manuf., & Sys. Engr., Campus Box 19017, Arlington, TX, 76019,

United States,

vchen@uta.edu

1 - A High-dimensional State Transition Development Framework For

Deicing Activities At Dallas-fort Worth International Airport

Zirun Zhang, FedEx,

zhang.zirun@gmail.com

For high-dimensional and complex systems, state transitions can be empirically

represented from data to enable system simulation or optimization. This paper

presents a data-driven framework for state transition development in the context

of deicing/anti-icing activities at Dallas-Fort Worth (D/FW) International Airport.

From study of the framework, the D/FW deicing system is stochastic, finite

horizon and discrete-time, non-stationary, and non-convex with mostly

continuous state variables.

2 - State Transition Modeling For An Interdisciplinary Pain

Management Program

Nilabh Ohol, The University of Texas at Arlington,

nilabh.ohol@mavs.uta.edu

We discuss state transition modeling for an adaptive interdisciplinary pain

management program at the University of Texas Southwestern Medical Center at

Dallas. Challenges include data collection and preparation, endogeneity, and

statistical modeling for optimization. Different modeling approaches will be

presented, including linear and piecewise linear regression, piecewise linear

networks, and regression splines models.

3 - Challenges In State Transition Modeling For A System Of Electric

Vehicle Charging Stations

Ying Chen, The University of Texas at Arlington,

ying.chen@mavs.uta.edu

In order to supervise the running of plug-in hybrid electric vehicle (PHEV)

charging station intelligently, approximated dynamic programming (ADP)

algorithm is proposed to control this system, which is equipped with a distributed

energy storage system charged by solar power, wind power and electricity from

the power grid. The sampling of state space and state transition model are the

critical parts to build a converged future value function (FVF) in ADP considering

the dimension of state space and multicollinearity issue between state variables.

In PHEV charging station control problem, the objective is to minimize the

operational cost.

4 - Multicollinearity In State Transition Modeling

Victoria C. P. Chen, University of Texas, 701 S. Nedderman Drive,

Arlington, TX, 76019, United States,

vchen@uta.edu,

Bancha

Ariyajunya, Ying Chen, Seoung Bum Kim

Multicollinearity is known to have a negative impact on statistical modeling,

specifically with respect to variance inflation. A state transition modeling

approach based on orthogonalization of the state space is presented. Results are

shown for a ground-level ozone pollution stochastic dynamic program.

MD02

101B-MCC

Panel: Funding Issues at NSF

Invited: NSF

Invited Session

Moderator: Sheldon H Jacobson, University of Illinois, 201 N. Goodwin

Avenue (MC258), Urbana, IL, 61801, United States,

shj@illinois.edu

1 - Funding Issues At NSF: Broader Impact Changes

Panelist: Sheldon H Jacobson, University of Illinois,

shj@illinois.edu

Discuss outcomes of recent NSF-sponsored workshop on Broader Impact, and its

impact on future funding decisions.

2 - Funding Opportunities At The National Science Foundation

Panelist: Diwakar Gupta, University of Minnesota and National

Science Foundation,

guptad@umn.edu

3 - Broader Impact at NSF

Panelist: Sheldon Jacobson, University of Illinois,

shj@illinois.edu

MD03

101C-MCC

Daniel H. Wagner Prize Competition III

Award Session

Chair: C. Allen Butler, Daniel H Wagner Associates, Inc., 2 Eaton Street,

Hampton, VA, 23669, United States,

Allen.Butler@va.wagner.com

1 - IBM Cognitive Technology Helps Aqualia Reduce Costs And Save

Resources In Wastewater Treatment

Alexander Zadorojniy, IBM Research, IBM Haifa Research Lab,

Haifa, Israel,

Zalex@il.ibm.com

, Segev Wasserkrug, Sergey Zeltyn,

Vladimir Lipets

This work takes a deep dive into operational management optimization problems

in wastewater treatment plants. We used a constrained Markov Decision Process

as the key optimization framework. Our technology was tested in a one-year pilot

at a plant in Lleida, Spain, operated by Aqualia, the world’s 3rd-largest water

company. The results showed a dramatic 13.5 percent general reduction in the

plant’s electricity consumption, a 14 percent reduction in the amount of

chemicals needed to remove phosphorus from the water, and a 17 percent

reduction in sludge production.

MC94