Scientific Talks
- March 15, 2000, Integral Decomposition of Polyhedra and Test Sets for
Mixed-Integer Programs, Fourth
Workshop on Combinatorial Optimization, Aussois, France.
- May 25, 2000, Integral Decomposition of Polyhedra and Test Sets for
Mixed-Integer Programs, 14th Workshop
on Discrete Optimization, Holzhau, Germany.
- September 10, 2000, Integral Decomposition of Polyhedra and Some
Applications in Mixed Integer Programming, Symposium on
Operations Research 2000, TU Dresden, Germany.
- March 15, 2001, The Integral Basis Method for Integer
Programming, DONET Short
Course on Primal Integer Programming at Istituto di Analisi dei Sistemi ed
Informatica (IASI), Roma, Italy.
- May 15, 2002, A Primal All-Integer Integer Programming
Algorithm Based on Irreducible Solutions, 15th Workshop on
Discrete Optimization, Wittenberg, Germany.
- June 17, 2002, Primal (Mixed) Integer Programming,
"Geometric Convex Combinatorics" workshop, Oberwolfach, Germany.
- February 11, 2003, The Integral Basis Method and
Extensions to Mixed-Integer Programming,
Center for Operations Research
and Econometrics (CORE), Université catholique de
Louvain, Belgium.
- March 12, 2003, The Integral Basis Method and
extensions to mixed-integer programming, 7th Combinatorial
Optimization Workshop, Aussois, France.
- August 21, 2003, The Integral Basis Method and
extensions, International Symposium on Mathematical Programming,
Copenhagen, Denmark.
- September 3, 2003, Exact Primal Algorithms for General Integer and
Mixed-Integer Linear Programs,
OR 2003
(Symposium on Operations Research),
Heidelberg, Germany.
- November 15, 2003, Integer Programming with Group
Relaxations.
Colloquium on
Combinatorics, Magdeburg, Germany.
- June 15, 2004, A Cut-Reformulate-Augment-Branch Algorithm for Integer
Programming, Center for Operations Research
and Econometrics (CORE), Université catholique de
Louvain, Louvain-la-Neuve, Belgium.
- March 16, 2005, Towards Primal-Dual Integer Programming.
9th Combinatorial
Optimization Workshop, Aussois, France.
- December 19, 2005, FPTAS for Polynomial Optimization in
Fixed Dimension.
Optimization seminar, TU Darmstadt, Germany.
- January 23, 2006, FPTAS for Mixed-Integer Polynomial Optimization with a
Fixed Number of Variables. ACM-SIAM
Symposium on Discrete Algorithms (SODA06), Miami, FL, USA.
- March 24, 2006, FPTAS for Mixed-Integer Polynomial Optimization with a
Fixed Number of Variables. Algebra–Geometry–Combinatorics
Seminar, San Francisco State University, San Francisco, CA, USA.
- April 21, 2006, FPTAS for Mixed-Integer Polynomial Optimization with a
Fixed Number of Variables. Optimization Seminar, University
of California, Davis, CA, USA.
- May 19, 2006, Atomic Fibers, Integer Minkowski Programs, and the Design of
Survivable Networks. 9th France
Télécom Seminar on Optimization and Decision Aid,
Nice, France.
- May 31, 2006, A Primal Variant of Barvinok's Algorithm
based on irrational signed decompositions. IBM
T. J. Watson Research Center, Yorktown Heights, NY, USA.
- June 6, 2006, Intermediate Integer Programming Representations using Value
Disjunctions. MIP 2006, Miami, FL,
USA.
- July 31, 2006, FPTAS for Mixed-Integer Polynomial Optimization in
Fixed Dimension. International Symposium on Mathematical
Programming, Rio de Janeiro, Brazil.
- September 8, 2006,
Fully Polynomial-Time Approximation Schemes for Mixed-Integer
Polynomial Optimization in Fixed Dimension. Operations Research
2006, Karlsruhe, Germany.
- November 16, 2006,
A Primal Variant of Barvinok's Algorithm
Based on Irrational Signed Decompositions.
Kolloquium
über Kombinatorik, University of Magdeburg, Germany.
- April 24, 2007,
Integer Minkowski Programs and Network Survivability.
INOC 2007
(International Network Optimization Conference), Spa, Belgium.
- June 1, 2007,
New Variants of Barvinok's Algorithm for Computing the Ehrhart
Series of Rational Polytopes.
Discrete
Mathematics & Representation Theory seminar, University of
California, Davis, CA, USA.
- July 2, 2007,
Counting Lattice Points in Polytopes with a New Version of
LattE ("Macchiato"), Special Algebraic Statistics Seminar,
University of California, Berkeley, CA, USA.
- September 7, 2007,
Computing Parametric Counting Functions
using Exact Half-Open Decompositions of Polyhedra,
Algebra–Geometry–Combinatorics
Seminar, San Francisco State University, San Francisco, CA, USA.
- October 8, 2007, The Computation of Ehrhart Polynomials of
Matroid Polytopes, Discrete
Mathematics & Representation Theory seminar, University of
California, Davis, CA, USA.
- Oct. 27, 2007, Pareto Optima of Multicriteria Integer Linear
Programs, West Coast
Optimization Meeting, Kelowna, BC, Canada.
- Oct. 30, 2007, Ehrhart Polynomials of Matroid Polytopes,
Discrete
Mathematics Seminar, Simon Fraser University, Burnaby, BC,
Canada.
- Oct. 31, 2007, Minimal Generating Families of Parametric Discrete
and Polyhedral Sets with Applications to Survivable Network Design,
Operations
Research Seminar, Simon Fraser University, Surrey, BC,
Canada.
- Nov. 2, 2007, Rational Generating Function Techniques for Integer Linear and
Nonlinear Optimization, Sauder School of Business, University of British
Columbia, Vancouver, BC, Canada.
- Nov. 5, 2007, New Rational Generating Function Techniques for
Integer
Programming, INFORMS Annual
Meeting, Seattle, WA, USA.
- Nov. 17, 2007, The Computation of Ehrhart Polynomials of
Matroid Polytopes, Colloquium on
Combinatorics, Magdeburg, Germany.
- Dec. 7, 2007, The Computation of Ehrhart Polynomials of
Matroid Polytopes, Sächsischer
Geometrietag, Magdeburg, Germany.
- Jan. 29, 2008, Rational Generating Function Techniques for
Integer Linear and Nonlinear Optimization, Combinatorics and
Optimization Department, University of Waterloo, Canada.
- Feb. 5, 2008, Integer Linear and Non-Linear
Optimization, Department of Mathematics, University of
California, Davis, CA, USA.
- Feb. 7, 2008, Rational Generating Function Techniques for
Integer Linear and Nonlinear Optimization, RUTCOR, Rutgers
University, New Brunswick, NJ, USA.
- Feb. 29, 2008, Integer Linear and Non-Linear
Optimization, Department of Mathematics, University of
California, Berkeley, CA, USA.
- March 5, 2008, Integer Linear and Non-Linear Optimization,
Institut für Mathematik, TU Berlin, Germany.
- July 15, 2008, An Implementation of the Barvinok--Woods Integer
Projection Algorithm, Information Theory and Statistical Learning 2008,
Las Vegas, NV, USA.
- Aug. 6, 2008, An Implementation of the Barvinok--Woods Integer
Projection Algorithm, Mixed Integer Programming, New York, NY,
USA.
- Sept. 18, 2008, An Implementation of the Barvinok--Woods Integer
Projection Algorithm, Minisymposium "Algebraische und geometrische
Kombinatorik", Jahrestagung der Deutschen Mathematiker-Vereinigung 2008,
Erlangen, Germany.
- Oct. 4, 2008, An Implementation of the Barvinok--Woods Integer
Projection Algorithm, AMS Fall Western Section Meeting,
Vancouver, BC, Canada.
- Nov. 21, 2008, Nonlinear optimization via summation and integration,
IMA Hot
Topics Workshop: Mixed-Integer Nonlinear Optimization: Algorithmic
Advances and Applications,
Minneapolis, MN, USA.
- April 4, 2009, Efficient exact integration of polynomials
over polytopes, AMS
2009 Spring Southeastern Section Meeting, Raleigh, NC.
- May 1, 2009, Rational generating functions and pure Nash
equilibria of integer programming games
(mini-talk), Bay
Algorithmic Game Theory Symposium, UC Berkeley.
- May 20, 2009, Nonlinear Optimization via Summation and Integration, iCME Linear
Algebra and Optimization Seminar, Stanford University, CA, USA.
- Aug. 26, 2009, The Summation Method for Integer and Continuous Optimization,
International Symposium on Mathematical Programming,
Chicago, IL.
- Sep. 9, 2009, The Summation Method for Integer and Continuous Optimization,
Algebra–Geometry–Combinatorics Seminar at San Francisco State
University, San Francisco, CA, USA.
- Talk at INFORMS
2009 (San Diego)
- Talk at Bay
Area Discrete Math Day, October 17, 2009
- Talk
at Berkeley
Optimization Day, March 6, 2010
Matthias
Koeppe (home page)