Decision Optimization

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Latest Discussions

RE: Cplex 20.1: terminate solving process in candidate ...

By: Viktor Bindewald , 9 hours ago

Thanks Paul for clarification. I missed the point that Cplex is not yet sure that the candidate is actually feasible. Accidently, I've created to posts. The answer in the other post is also interesting (https://community.ibm.com/community/user/datascience/communities/community-home/digestviewer/viewthread?GroupId=5557&MessageKey=b6c2d94c-6151-4a11-831d-ac7c5ec51954&CommunityKey=ab7de0fd-6f43-47a9-8261-33578a231bb7&tab=digestviewer&ReturnUrl=%2fcommunity%2fuser%2fdatascience%2fcommunities%2fcommunity-home%2fdigestviewer%3fcommunitykey%3dab7de0fd-6f43-47a9-8261-33578a231bb7%26tab%3ddigestviewer) ...
RE: Cplex 20.1: terminate soltion process in candidate ...

By: Xavier Nodet , 14 hours ago

Hello Viktor, Your hypothesis that > the candidate context means that cplex has found a feasible solution is actually incorrect. The CANDIDATE context is intended to allow the user to reject the solution, but as the documentation says in https://www.ibm.com/docs/en/icos/20.1.0?topic=context-cpx-callbackcontext-candidate: ...
Cplex 20.1: terminate soltion process in candidate ...

By: Viktor Bindewald , yesterday

Hello everyone, I would like to terminate the solution process from the candidate context based on some conditions. I've tried using context.abort() but this seems to result in "unknown" cplex status. I wondering why it is this way because being in the ...

Performance considerations for CPLEX on multiprocessor Linux systems

By: Xavier Nodet 26 days ago

[This post was originally published on March 12th, 2018 by Laszlo Ladanyi] In the Linux kernel community there is a saying: unused memory is wasted memory. Well, when using CPLEX on multiprocessor (not just multi-core) linux systems, this is not quite ...
Taking Care Of The Car Tires – The Tech Role in This

By: Silver Hawak 26 days ago

Tires are literally the foundation of a car and it’s responsible for connecting the car with the road. However, little do we know that these tires are responsible for our comfort, safety, and mobility on the road while maintenance and care are essential ...
YT Marketing for Business- Data Collection

By: Silver Hawak 29 days ago

YouTube, launched in 2005, is now one of the biggest search engines in the world. It has more than two billion users from all over the world. YouTube users upload hundreds of hours of video content every minute. YouTube is now 16 years old and several ...

1 person recommends this.

Maurice Hissink
Decision Optimization in Cloud Pak for Data - Step by Step videos

By: Alain Chabrier 6 months ago

Decision Optimization in Cloud Pak for Data - Step by Step videos The following videos show everything from end-to-end to use Decision Optimization in Cloud Pak for Data, including setting up the environment for a new user. 1- Create an IBM id ...
CPLEX Optimization Studio 20.1 is available

By: Xavier Nodet 7 months ago

CPLEX Optimization Studio 20.1 was released on Dec. 11th, 2020. This version includes in particular three new features that are described in separate blog posts: Blackbox expressions in CP Optimizer Connection to databases in OPL Better ...