Michael Khachay

Gurobi-versary
First Question
First Comment
  • Total activity 4
  • Last activity
  • Member since
  • Following 0 users
  • Followed by 0 users
  • Votes 0
  • Subscriptions 2

Activity overview

Latest activity by Michael Khachay

  • Michael Khachay created a post,

    Strange crossover behavior

    Awaiting user input
    1. Community
    2. Algorithms

    Dear colleagues,I'm solving the root relaxation of my MILP model. Since the model has a large number of rows and columns (about 2-E6 and 2-E6, resp.) and is rather sparse (less than 8-E6 nonzeroes)...

    • Michael Khachay
    • 3 followers
    • 2 comments
    • 0 votes

  • Michael Khachay commented,

    1. Community
    2. Other
    3. Why the primal and dual simplex process is so long?

    Hello, Matthias, I have a similar problem with my MILP model. At Root relaxation, the corresponding LP problem is solved fast by the barrier method + crossover. After that Gurobi proceeds with simp...

    • View comment
    • Michael Khachay
    • 0 votes