From: Proceedings of the Twelfth International FLAIRS Conference. Copyright © 1999, AAAI (www.aaai.org). All rights reserved. Conference Organization Florida AI Research Society Officers President Douglas Dankel, University of Florida, FL Vice President Bill Manaris, University of Southwestern Louisiana, LA Treasurer Avelino Gonzalez, University of Central Florida, FL Secretary Scott Goodwin, University of Regina, Canada Conference Chair Massood Towhidnejad, Embry-Riddle Aeronautical University, FL 1999 Organizing Committee General Chairs Avelino Gonzalez, University of Central Florida, FL Massood Towhidnejad, Embry-Riddle Aeronautical University, FL Program Chairs Amruth Kumar, Ramapo College of New Jersey, NJ Ingrid Russell, University of Hartford, CT Special Tracks Coordinator Valerie Barr, Hofstra University, NY Workshops Coordinator Howard Hamilton, University of Regina, Canada 1999 Special Track Chairs Artificial Intelligence Applied to Spacecraft Autonomy Paul Zetocha, Air Force Research Laboratory, NM Evolutionary Computation Matt Evett, Florida Atlantic University, FL Intelligent Tutoring Systems Greg Hume, Valparaiso University, IN Knowledge Management Irma Becerra-Fernandez, Florida International University, FL From: Proceedings of the Twelfth International FLAIRS Conference. Copyright © 1999, AAAI (www.aaai.org). All rights reserved. Neural Network Applications Ingrid Russell, University of Hartford, CT Parallel and Distributed Reasoning Bruce Spencer, University of New Brunswick, Canada Jorg Denzinger, University of Kaiserslautern, Germany Reasoning About Function Luca Chittaro, University of Udine, Italy Amruth Kumar, Ramapo College of New Jersey, NJ James McDowell, Mad Dog Composites Inc., MI Spatiotemporal Reasoning Hans Guesgen, University of Auckland, New Zealand Uncertain Reasoning Eric Neufeld, University of Saskatchewan, Canada Simon Parsons, Queen Mary and Westfield College, United Kingdom Verification, Validation, and Knowledge Base Refinement Rainer Knauf, Technical University of Ilmenau, Germany Avelino Gonzalez, University of Central Florida, FL 1999 Program Committee Andreas Abecker, German Research Center for AI (DFKI), Germany Robert Aiken, Temple University, PA Syed Ali, University of Wisconsin–Milwaukee, WI K. Suzanne Barber, University of Texas, TX Irma Becerra-Fernandez, Florida International University, FL Luca Bogoni, Sarnoff Laboratories, NJ Randy Brasch, Lockheed Martin Information Systems, FL Will Briggs, Lynchburg College, VA Alberto Canas, University of West Florida, FL Brian Carse, University of the West of England, United Kingdom Diane J. Cook, University of Texas at Arlington, TX Meledath Damodaran, University of Houston–Victoria, TX Douglas Dankel, University of Florida, FL Peter Drewes, Silicon Graphics, FL Tara Estlin, NASA Jet Propulsion Laboratory, CA Mark Fishman, Eckerd College, FL LiMin Fu, University of Florida, FL James Geller, New Jersey Institute of Technology, NJ Bill Gerber, University of Central Florida, FL Melinda Gervasio, Stanford University, CA Piotr Gmystrasiewicz, University of Texas at Arlington, TX Uma Gupta, Creighton University, NE Lawrence O. Hall, University of South Florida, FL Susan Haller, University of Wisconsin, Parkside, WI Sanda Harabagiu, Southern Methodist University, TX Rattikorn Hewett, Florida Atlantic University, FL Henry Hexmoor, University of North Dakota, ND Frederick Hoffman, Florida Atlantic University, FL Lawrence Holder, University of Texas at Arlington, TX From: Proceedings of the Twelfth International FLAIRS Conference. Copyright © 1999, AAAI (www.aaai.org). All rights reserved. Adele E. Howe, Colorado State University, CO Lina Khatib, Florida Institute of Technology, FL Rainer Knauf, University of Ilmenau, Germany Vince Kovarik, Exigent International, FL Deepak Kumar, Bryn Mawr College, PA David Leake, Indiana University, IN Christine L. Lisetti, University of South Florida, FL Sushil Louis, University of Nevada, NV Bill Manaris, University of Southwestern Louisiana, LA Frank W. Moore, Miami University, OH Ralph Morelli, Trinity College, CT Robert Morris, Florida Institute of Technology, FL Eric Neufeld, University of Saskatchewan, Canada Jorge L. Ortiz, University of Puerto Rico—Mayaguez, Puerto Rico Rafael Perez, University of South Florida, FL Anthony Pipe, University of the West of England, United Kingdom S. I. Sayegh, University of Michigan, MI Ethan Scarl, Boeing Defense and Space, NC Takao Terano, Tsukuba University, Japan Setsuo Tsuruta, Hitachi Systems Research Laboratory, Japan Stanislav N. Vassilyev, Russian Academy of Sciences, Russia Steve Walczak, University of Colorado at Denver, CO Scott Winterstein, University of Florida, FL Ronald Yager, Iona College, NY Neli Zlatareva, Central Connecticut State University, CT 1999 Special Track Program Committees Artificial Intelligence Applied to Spacecraft Autonomy Paul Zetocha, Air Force Research Laboratory, NM (chair) Lenore McMackin, Air Force Research Laboratory, NM Jim Skinner, Nichols Research Corp, NM Bob Waggoner, Nichols Research Corp, NM James Ortiz, NASA/Johnson Space Center, TX Evolutionary Computation Matt Evett, Florida Atlantic University, FL (chair) Tom Fernandez, Florida Atlantic University, FL Sean Luke, University of Maryland, MD Lee Spector, Hampshire College, MA Intelligent Tutoring Systems Gregory Hume, Valparaiso University, IN (chair) Ellen Bass, Search Technology, Inc., GA Martha Evens, Illinois Institute of Technology, IL Reva Freedman, University of Pittsburgh, PA Arthur Graesser, University of Memphis, TN Sandra Katz, University of Pittsburgh, PA Joel Michael, Rush Medical College, IL Ralph Morelli, Trinity College, CT Knowledge Management Irma Becerra-Fernandez, Florida International University, FL (chair) From: Proceedings of the Twelfth International FLAIRS Conference. Copyright © 1999, AAAI (www.aaai.org). All rights reserved. Dinesh Batra, Florida International University, FL Alberto J. Canas, University of West Florida, FL Michael Freeman, NASA-Ames Research Laboratory, CA Harold Gubnitsky, Cambridge Technology Partners, FL Mark A. Jones, Andersen Consulting, IL Rajiv Sabherwal, Florida International University, FL Neural Network Applications Ingrid Russell, University of Hartford, CT (chair) Charles Anderson, Colorado State University, CO Jim Austin, University of York, York, England Okan Ersoy, Purdue University, IN Michael Georgiopoulos, University of Central Florida, FL Vijay Kumar, Carnegie Mellon University, PA Lisa Meeden, Swarthmore College, PA Anand Rangarajan, Yale University, CT Harold Szu, University of Southwestern Louisiana, LA C. N. Schizas, University of Cyprus, Cyprus Parallel and Distributed Reasoning Bruce Spencer, University of New Brunswick, Canada (chair) Jöerg Denzinger, University of Kaiserslautern, Kaiserslautern, Germany (chair) Diane Cook, University of Texas at Arlington, TX Bertram Fronhöefer, Technical University of Munich, Germany Yasuhiko Kitamura, University of Osaka, Japan Wolfgang Küechlin, University of Tuebingen, Germany William McCune, Argonne National Laboratory, USA Geoff Sutcliffe, James Cook University, Australia Makoto Yokoo, NTT Communication Science Laboratories, Japan Carsten Sinz, University of Tuebingen, Germany Andreas Wolf, Technical University of Munich, Germany Bernd Fischer, Technical University of Braunschweig, Germany Ingo Dahn, Humboldt University, Germany Reasoning About Function Ameen Abu-Hanna, University of Amsterdam, Netherlands Luca Bogoni, Sarnoff Laboratories, NJ B. Chandrasekaran, Ohio State University, OH Luca Chittaro, University of Udine, Italy (chair) Amruth Kumar, Ramapo College of New Jersey, NJ (chair) James McDowell, Mad Dog Composites Inc., MI (chair) Chris Price, University of Wales, United Kingdom Roberto Ranon, University of Udine, Italy Yasushi Umeda, University of Tokyo, Japan Spatiotemporal Reasoning Hans Guesgen, University of Auckland, New Zealand (chair) Frank D. Anger, NSF and University of West Florida, FL Debasis Mitra, Jackson State University, MI Rita V. Rodriguez, University of West Florida, FL Jochen Albrecht, University of Auckland, New Zealand Joachim Hertzberg, German National Research Center for Computer Science (GMD), Germany Frank Schoenherr, German National Research Center for Computer Science (GMD), Germany Driss Kettani, Canadian Department of National Defense, Canada From: Proceedings of the Twelfth International FLAIRS Conference. Copyright © 1999, AAAI (www.aaai.org). All rights reserved. Bernard Moulin, Laval University, Canada Uncertain Reasoning Simon Parsons, Queen Mary and Westfield College, University of London, United Kingdom (chair) Eric Neufeld, University of Saskatchewan, Canada (chair) Rachel Bourne, Queen Mary and Westfield College, University of London, United Kingdom Henry Kyburg, University of Rochester, NY Petri Myllymaki, University of Helsinki, Finland Yang Xiang, University of Regina, Canada Linda van der Gaag, Utrecht University, The Netherlands Love Ekenberg, Mid Sweden University, Sweden Choh Man Teng Paul Snow, Concord, NH Marek Druzdzel, University of Pittsburgh, PA Robert Goldman, Honeywell Research, MI Anthony Hunter, University College, University of London, United Kingdom Paul Krause, Phillips Research Labratories, United Kingdom Marco Ramoni, Open University, United Kingdom Alessandro Saffiotti, University of Orebro, Sweden Verification, Validation, and Knowledge Base Refinement Rainer Knauf, Technical University of Ilmenau, Germany (chair) Avelino Gonzalez, University of Central Florida, FL (chair) Takao Terano, The University of Tsukuba, Japan Uma P. Gupta, Creighton University, NE Neli P. Zlatareva, Central Connecticut State University, CT Setsuo Tsuruta, Hitachi Ltd., Kawasaki, Japan