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         Optimization Software Sessions at INFORMS Annual Meeting 
           Phoenix Convention Center, AZ, 15-18 October 2023
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Recent Progress in Optimization Software I - IV
Chair: Hans Mittelmann, Arizona State University
All sessions on Monday, 16 October in Room CC-North 222C

Session I  10:45 AM - 12:00 PM
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Benjamin Mueller, COPT GmbH Berlin & Dongdong Ge, Cardinal Operations, Shanghai 
     Recent Advances in the Cardinal Optimizer

Zonghao Gu & Ed Klotz, Gurobi Optimization, Beaverton, OR & Incline Village, NV
     New Performance Techniques in the Gurobi Optimizers

Kuo-Ling Huang, Alibaba US, Pleasanton, CA
     Latest Developments and Improvements in MindOpt

Zirui Zhou, Huawei Technologies, Burnaby, Canada
     Recent Progress in the OptVerse Solver


Session II  12:45 AM - 2:00 PM
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Michael Perregaard, FICO, Birmingham, UK 
      What is New in Xpress Solver

Richard Waltz, Artelys, Los Angeles, CA
      Heuristics for Global Optimization with Artelys Knitro
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Steve Grikschat, Mathworks, Natick, MA
       Recent Developments in Optimization with Matlab

Philipp Christophel, M. Cuzelsov, A.K. Narisetti, L. Ladanyi, R. Pratt,  SAS
      The SAS Optimization Solvers, Recent Improvements and Future Developments


Session III  2:15 PM - 3:30 PM
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Andreas Lundell, Abo Akademi University, Vaasa, Finland
      The Supporting Hyperplane Optimization Toolkit - Recent Advances

Nick Sahinidis, GaTech and The Optimization Firm, Atlanta, GA
      Recent Progress in the Global Optimization of NLPs and MINLPs with Baron

Julian Hall, University of Edinburgh, Edinburgh, UK
      HiGHS: An Improved Interior Point Solver for the World

Hans Mittelmann, Arizona State University, Tempe, AZ
      Latest Progress in Optimization Software


Session IV  4:00 PM - 5:15 PM
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Haihao Lu, University of Chicago, Chicago, IL
      Recent Developments of PDLP

Yuji Shinano, Zuse Institute Berlin, Berlin, Germany
      Pushing the Limits of Computation: Solving Previously Unsolvable Instances

Nils-Christian Kempke, COPT GmbH Berlin, Germany
      Mixed-Integer Presolve Progress in COPT
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