Portrait Photo

Gary J Koehler

Emeritus
University of Florida,
Warrington College of Business
Information Systems and Operations Management Department
PO Box 117169 Gainesville FL 32611
Stuzin Hall 351A
(352) 514-9156

Education

PhD - Managment Science, Purdue University, 1973
MS - Physiology, Purdue University, 1970
BSc - Chemistry, Purdue University, 1969

Research Areas

Machine Learning, Scheduling, E-Commerce, Genetic Algorithm Theory, Data-Mining, Expert Systems, Computer-Aided Decision Systems, Large-Scale Optimization, Markov Decision Theory
Optimization Over Leontief Substitution Systems
Published Year: 1975
Authors: Gary Koehler Andrew Whinston Gordon Wright
Systems for Strategic Learning
Published Year: 2008
Authors: Fidan Boylu Haldun Aytug Gary Koehler F. Burstein C. Holsapple

Mining Message Board Content on the World Wide Web for Organizational Information
Published Year: 2004
Authors: C Barko C. Aasheim H Nemati Gary Koehler

Information Privacy and e-Business Activities: Key Issues for Managers
Published Year: 2003
Authors: J. Rees Gary Koehler Yasin Ozcelik S. Sharma J. Gupta

A Study on Coefficient Reduction of Binary Knapsack Inequalities
Published Year: 2001
Authors: C Holsapple H Raghav Rao Gary Koehler

Electronic Commerce: Privacy, Security, and Control
Published Year: 2000
Authors: D Conway Gary Koehler

An Investigation of GA Performance Results for Different Cardinality Alphabets
Published Year: 1999
Authors: J Rees Gary Koehler

Diagonalizing the Simple GA Mixing Matrix
Published Year: 1997
Authors: Gary Koehler
Using Genetic Algorithms to Solve the Strategic Learning Problem
Accepted Year: 2006
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Learning in the Presence of Self-Interested Agents
Published Year: 2005
Authors: Haldun Aytug Fidan Boylu Gary Koehler

Web Service Provider Location, Sever Allocation Problem in a Competitive Environment
Published Year: 2005
Authors: R Aboolian Y. Sun Gary Koehler

Brainstorming, Negotiating and Learning in Group Decision Support Systems: An Evolutionary Approach
Published Year: 1999
Authors: J Rees Gary Koehler

Computing Simple GA Expected Waiting Time
Published Year: 1999
Authors: Gary Koehler

An Investigation of GA Performance Results from Different Cardinality Alphabets
Published Year: 1996
Authors: J Rees Gary Koehler

Object-Case Retrieval for Intelligent Decision Support
Published Year: 1995
Authors: S. Bhattacharyya Gary Koehler

Artificial Stupidity
Published Year: 1994
Authors: H.R. Fogler Gary Koehler

Decision Tree and Rule Algorithms for Investing
Accepted Year: 1994
Authors: Gary Koehler H Fogler

When will Enterprise Integration be a Reality
Published Year: 1993
Authors: Gary Koehler

A Convergent Neural Network Learning Algorithm
Published Year: 1992
Authors: Z Tang Gary Koehler

A Machine Learning Approach to Principal-Agent Problems in the Electric Utility Industry
Published Year: 1991
Authors: K.K. Garimella Gary Koehler

Global Optimization using Neural Nets
Published Year: 1991
Authors: Z Tang Gary Koehler

Embedded High-performance Inference Engines
Published Year: 1988
Authors: Gary Koehler

High Transaction Embedded Inference Engines
Published Year: 1988
Authors: Gary Koehler

The Transition to Expert Systems
Published Year: 1987
Authors: Gary Koehler

A Case for Relaxation Methods in Large-Scale Linear Programming
Published Year: 1976
Authors: Gary Koehler

An Oxygen and Pressure-Sensitive Enzyme: Na-K Adenosine Triphosphatase
Published Year: 1976
Authors: S.F. Gottlieb Gary Koehler L.B.G. Rhodes

Imputing Parameters of a Payoff Function from Decision Rules Estimated by Regression
Published Year: 1974
Authors: H Moskowitz Gary Koehler

Matrix Iterative Techniques in Large-Scale Linear Programming
Published Year: 1973
Authors: Gary Koehler A.B. Whinston G.P. Wright

Effects of Oxygen, Nitrogen, and Helium on the Na+ - K+ Activated ATPase of Rat Intestine
Published Year: 1970
Authors: S.F. Gottlieb Gary Koehler
A Computational Analysis of Bundle Trading Markets Design for Distributed Resource Allocation
Journal: Information Systems Research
Published Year: 2012
Authors: Zhiling Guo Gary Koehler Andrew Whinston

A Hybrid Method for Quantum Global Optimization
Journal: Journal of Global Optimization
Published Year: 2012
Authors: Yipeng Liu Gary Koehler

Making Words Work: Using Financial Text as a Predictor of Financial Events
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2011
Authors: M. Cecchini H. Aytug G. Koehler P. Pathak

Entertainment without Borders: The Impact of Digital Technologies on Government Cultural Policy
Journal: Journal of Management Information Systems
Published Year: 2011
Authors: Hsing Cheng Jane Feng Gary Koehler Sean Marston

Minimal Equivalent Binary Knapsack Inequalities
Journal: INFORMS Journal on Computing
Published Year: 2011
Authors: Gary Koehler

Data Mining with Agent Gaming
Journal: Information Technology and Management
Published Year: 2010
Authors: F Boylu H Aytug Gary Koehler

Detecting Management Fraud in Public Companies
Journal: Management Science
Published Year: 2010
Authors: Mark Cecchini Haldun Aytug Gary Koehler Praveen Pathak

Disclosure Control of Confidential Data by Applying PAC Learning Theory
Journal: Journal of Database Management
Published Year: 2010
Authors: Ling He Haldun Aytug Gary Koehler

Induction over Constrained Strategic Agents
Journal: European Journal of Operational Research
Published Year: 2010
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Using Modifications to Grover's Search Algorithm for Quantum Global Optimization
Journal: European Journal of Operational Research
Published Year: 2010
Authors: Yipeng Liu Gary Koehler

Induction over Strategic Agents
Journal: Information Systems Research
Published Year: 2010
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Induction over Strategic Agents: A Genetic Algorithm Solution
Journal: Annals of Operations Research
Published Year: 2010
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Principal-Agent Learning
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2009
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Using Domain-Specific Knowledge in Generalization Error Bounds for Support Vector Machine
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2009
Authors: Enes Eryarsoy Haldun Aytug Gary Koehler

A Location-Allocation Problem for a Web Services Provider in a Competitive Market
Journal: European Journal of Operational Research
Published Year: 2009
Authors: Robert Aboolian Yi Sun Gary Koehler

A Survey of Quantum Games
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2008
Authors: Hong Guo Juheng Zhang Gary Koehler

Caveat Mercator in Electronic Commerce: An Update
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2008
Authors: Daniel Conway Gary Koehler

Introducing a Feasible-Infeasible Two-Population (FI-2Pop) Genetic Algorithm for Constrained Optimization: Distance Tracing and No Free Lunch
Journal: European Journal of Operational Research
Published Year: 2008
Authors: Steve Kimbrough Gary Koehler M Lu David Wood

Systems for Strategic Learning
Journal: Information Systems and E-business Management
Published Year: 2008
Authors: Fidan Boylu Haldun Aytug Gary Koehler

Risk Minimization and Minimum Description for Linear Discriminant Functions
Journal: INFORMS Journal on Computing
Published Year: 2008
Authors: Haldun Aytug L He Gary Koehler

A General Steady State Distribution based Stopping Criteria for Finite Length Genetic Algorithms
Journal: European Journal of Operational Research
Published Year: 2007
Authors: P Pendharkar Gary Koehler

A Market-Based Optimization Algorithm for Distributed Systems
Journal: Management Science
Published Year: 2007
Authors: Z Guo Gary Koehler A.B. Whinston

Conditions that Obviate the No Free Lunch Theorems for Optimization
Journal: INFORMS Journal on Computing
Published Year: 2007
Authors: Gary Koehler

The Effect of Multiple Optima on the Simple GA Run-time Complexity
Journal: European Journal of Operational Research
Published Year: 2007
Authors: Haldun Aytug Gary Koehler

A Location Model for a Web Service Intermediary
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2006
Authors: Y Sun Gary Koehler

Learning Genetic Algorithm Parameters Using Hidden Markov Models
Journal: European Journal of Operational Research
Published Year: 2006
Authors: J Rees Gary Koehler

Market Segmentation within Consolidated E-Markets: A Generalized Combinatorial Auction Approach
Journal: Journal of Management Information Systems
Published Year: 2006
Authors: J Jones R Easley Gary Koehler

Scanning World Wide Web Documents with the Vector Space Model
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2006
Authors: C. Aasheim Gary Koehler

A Heuristic for Winner Determination in Rule-Based Combinatorial Auctions
Journal: INFORMS Journal on Computing
Published Year: 2005
Authors: J Jones Gary Koehler

Modeling Search in Group Decision Support Systems
Journal: IEEE Transactions on Systems, Man, and Cybernetics, Part C: Applications & Reviews
Published Year: 2004
Authors: J Rees Gary Koehler

Pricing Combinatorial Auctions
Journal: European Journal of Operational Research
Published Year: 2004
Authors: M Xia Gary Koehler A.B. Whinston

Optimal Pricing Policies of Web-enabled Application Services
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2003
Authors: H.K. Cheng Gary Koehler

Price and Capacity Competition of Application Services Duopoly
Journal: Information Systems and E-business Management
Published Year: 2003
Authors: Hsing Cheng H Demirkan Gary Koehler

An Evolutionary Approach to Group Decision Making
Journal: INFORMS Journal on Computing
Published Year: 2002
Authors: J Rees Gary Koehler

Combinatorial Auctions using Rule-Based Bids
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2002
Authors: Joni Jones Gary Koehler

Evolution in Groups: A Genetic Algorithm Approach to Group Decision Support Systems
Journal: Information Technology and Management
Published Year: 2002
Authors: J Rees Gary Koehler

Interface Agents: Caveat Mercator in Electronic Commerce
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2000
Authors: D Conway Gary Koehler

Leadership and Group Search in Group Decision Support Systems
Journal: Decision Support Systems and Electronic Commerce
Published Year: 2000
Authors: J Rees Gary Koehler

New Stopping Criterion for Genetic Algorithms
Journal: European Journal of Operational Research
Published Year: 2000
Authors: Haldun Aytug Gary Koehler

Genetic Learning Through Simulation: An Investigation in Shop-Floor Scheduling
Journal: Annals of Operations Research
Published Year: 1998
Authors: Haldun Aytug S Bhattacharyya Gary Koehler

Learning by Objectives for Adaptive Shop-Floor Scheduling
Journal: Decision Sciences
Published Year: 1998
Authors: S. Bhattacharyya Gary Koehler

A Markov Chain Analysis of General Cardinality Genetic Algorithms with Power of 2 Cardinality Alphabets
Journal: European Journal of Operational Research
Published Year: 1997
Authors: Haldun Aytug S Bhattacharyya Gary Koehler

Artificial Stupidity
Journal: Journal of Portfolio Management
Published Year: 1997
Authors: C Murphy H.R. Fogler Gary Koehler

Artificial Stupidity: Reply to Comment
Journal: Journal of Portfolio Management
Published Year: 1997
Authors: C Murphy H Fogler Gary Koehler

General Cardinality Genetic Algorithms
Journal: Evolutionary Computation
Published Year: 1997
Authors: Gary Koehler Siddhartha Bhattacharyya Michael Vose

New Directions in Genetic Algorithm Theory
Journal: Annals of Operations Research
Published Year: 1997
Authors: Gary Koehler

PAC-Learning a Decision Tree with Pruning
Journal: European Journal of Operational Research
Published Year: 1996
Authors: H Kim Gary Koehler

Stopping Criteria for Finite Length Genetic Algorithms
Journal: INFORMS Journal on Computing
Published Year: 1996
Authors: Haldun Aytug Gary Koehler

Theory and Practice of Decision Tree Induction
Journal: OMEGA - The International Journal of Management Science
Published Year: 1995
Authors: Hyunsoo Kim Gary Koehler

A Proof of the Vose-Liepins Conjecture
Journal: Annals of Mathematics and Artificial Intelligence
Published Year: 1994
Authors: Gary Koehler

A Response to Xiao's 'Necessary and Sufficient Conditions of Unacceptable Solutions in LP Discriminant Analysis': Something is Amiss
Journal: Decision Sciences
Published Year: 1994
Authors: Gary Koehler

A Review of Machine Learning in Scheduling
Journal: IEEE Transactions on Engineering Management
Published Year: 1994
Authors: Haldun Aytug S Bhattacharyya Gary Koehler J. L. Snowdon

An Analysis of Non-Binary Genetic Algorithms with Cardinality 2V
Journal: Complex Systems
Published Year: 1994
Authors: Siddhartha Bhattacharyya Gary Koehler

An Investigation on the Conditions of Pruning an Induced Decision Tree
Journal: European Journal of Operational Research
Published Year: 1994
Authors: H Kim Gary Koehler

Deterministic Global Optimal FNN Training Algorithms
Journal: Neural Networks
Published Year: 1994
Authors: Z Tang Gary Koehler

Genetic Learning of Dynamic Scheduling within a Simulation Environment
Journal: Computers & Operations Research
Published Year: 1994
Authors: Haldun Aytug Gary Koehler J. L. Snowdon

The Accuracy of Decision Tree Induction in a Noisy Domain for Expert System Construction
Journal: Intelligent Systems in Accounting, Finance and Management
Published Year: 1994
Authors: Hyunsoo Kim Gary Koehler

Developing Knowledge Structures: A Comparison of a Qualitative-Response Model and Two Machine-Learning Algorithms
Journal: Decision Support Systems and Electronic Commerce
Published Year: 1993
Authors: J.V. Hansen Gary Koehler W.F. Messier J.F. Mutchler

The Accuracy of Concepts Learned from Induction
Journal: Decision Support Systems and Electronic Commerce
Published Year: 1993
Authors: L Tsai Gary Koehler

Improper Linear Discriminant Classifiers
Journal: European Journal of Operational Research
Published Year: 1991
Authors: Gary Koehler

Linear Discriminant Functions Determined by Genetic Search
Journal: INFORMS Journal on Computing
Published Year: 1991
Authors: Gary Koehler

Considerations for Mathematical Programming Models in Discriminant Analysis
Journal: Managerial and Decision Economics
Published Year: 1990
Authors: Gary Koehler

Minimizing Misclassifications in Linear Discriminant Analysis
Journal: Decision Sciences
Published Year: 1990
Authors: Gary Koehler S.S. Erenguc

Relationships between Various Markovian Decision Problem Classes
Journal: SIAM Journal of Optimization and Control
Published Year: 1990
Authors: Gary Koehler

Survey of Mathematical Programming Models for Discriminant Analysis
Journal: Managerial and Decision Economics
Published Year: 1990
Authors: S.S. Erenguc Gary Koehler

Characterization of Unacceptable Solutions in LP Discriminant Analysis
Journal: Decision Sciences
Published Year: 1989
Authors: Gary Koehler

Unacceptable Solutions and the Hybrid Discriminant Model
Journal: Decision Sciences
Published Year: 1989
Authors: Gary Koehler

On Optimal Allocation in a Distributed Processing Environment
Journal: Management Science
Published Year: 1982
Authors: A. Dutta Gary Koehler A.B. Whinston

The Calculation of Implied Variances from the Black-Scholes Model: A Note
Journal: Journal of Finance
Published Year: 1982
Authors: Steven Manaster Gary Koehler

Bounds and Elimination in Generalized Markov Decisions
Journal: Naval Research Logistics
Published Year: 1981
Authors: Gary Koehler

Specification and Estimation of Logically Consistent Linear Models
Journal: Decision Sciences
Published Year: 1981
Authors: Gary Koehler A. Wildt

A Generalized Markov Decision Process
Journal: Revue Francaise d'Automatique et Recherche Operationnelle
Published Year: 1980
Authors: Gary Koehler

A Look at Finding Points of a Convex Polyhedron Using Relaxation and Subgradient Procedures
Journal: Operations Research
Published Year: 1980
Authors: Gary Koehler S Kumar

Sensitivity Analysis in Leontief Substitution Systems
Journal: Management Science
Published Year: 1980
Authors: Gary Koehler A.B. Whinston

A Complementarity Approach for Solving Leontief Substitution Systems and (Generalized) Markov Decision Processes
Journal: Revue Francaise d'Automatique et Recherche Operationnelle
Published Year: 1979
Authors: Gary Koehler Andrew Whinston Gordon Wright

Computation Techniques for Large Scale Undiscounted Markov Decision Processes
Journal: Naval Research Logistics
Published Year: 1979
Authors: T. Hodgson Gary Koehler

The Mixed Postman Problem
Journal: Discrete Applied Mathematics
Published Year: 1979
Authors: Charles Kappauf Gary Koehler

Value Convergence in a Generalized Markov Decision Process
Journal: SIAM Journal of Optimization and Control
Published Year: 1979
Authors: Gary Koehler

A Comment on Rao's Class M and S Matrices
Journal: Management Science
Published Year: 1977
Authors: Gary Koehler

The Solution of Leontief Substitution Systems
Journal: Management Science
Published Year: 1975
Authors: Gary Koehler A.B. Whinston G.P. Wright

An Iterative Procedure for Non-Discounted Discrete-Time Markov Decisions
Journal: Naval Research Logistics
Published Year: 1974
Authors: Gary Koehler A.B. Whinston G.P. Wright

Fixed Cost Minimization over a Leontief Substitution System
Journal: Revue Francaise d'Automatique et Recherche Operationnelle
Published Year: 1974
Authors: Gary Koehler Andrew Whinston Gordon Wright

Effects of Increased Tensions of O2, N2 and He on the Activity of Na-K-Mg ATPase on Rat Intestine
Journal: Journal of Aviation Medicine
Published Year: 1972
Authors: Gary Koehler Sheldon Gottlieb
Guru
Published Year: 1986
Authors:

Knowledge Manager, Micro Data Base Systems, Inc.
Published Year: 1983
Authors:

MDBS III
Published Year: 1983
Authors:

PIPS
Published Year: 1970
Authors:
Warrington Directory