Decision Optimization

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  • Hi all, This is my first time seeking help online, so please be patient if this isn't the correct format. I'm working with the IBM CP Decision Optimization along with Docplex. I've developed a functioning model for scheduling tasks on machines, ...

  • Hey Community, I am trying to transfer an int value to the subproblem using the C++ interface. I have to solve the subproblem for different values of J. Thank you. IloInt J = subDataElements.getElement("J").asInt(); for (IloInt i = 1; i <= ...

  • Thank you, Olivier. It worked. Much appreciated. ------------------------------ Dheeban Kumar Srinivasan Sampathi ------------------------------

Latest Blogs

  • Decision Optimization Java models can now be deployed in Watson Machine Learning. By using the Java worker API, you can create optimization models with OPL, CPLEX, and CP Optimizer Java APIs. You can now easily create your models locally, package them ...

  • In the realm of complex decision-making, organizations face numerous challenges in maximizing efficiency, minimizing costs, and achieving optimal outcomes. Decision optimization, a powerful field of study, offers advanced techniques and algorithms to ...

    1 person likes this.
  • The landscape of Artificial Intelligence (AI) and Data Science has been evolving at an unprecedented pace, with advancements in computing power, algorithms, and data storage capacities. One of the most promising developments in recent times has been the ...

    4 people like this.
  • The default Python version for Decision Optimization models will soon be changing from Python 3.9 to Python 3.10 in IBM Cloud Pak for Data. When this change happens you will notice that the default option displays 3.10. Python is used to run Decision ...


  • Change of server for CPLEX Optimization Studio Subscription

    As announced to subscribers in early May, and to align with changes in IBM Cloud, we have changed the address of the server that provides license validation.

    If you have a CPLEX Optimization Studio subscription, this requires a simple action on your part to update the server address.

    Please set the variable CPLEX_STUDIO_KEY_SERVER to

    For example, on Windows in a command prompt:

    Or on Mac/Linux, in a terminal window:
    echo 'export CPLEX_STUDIO_KEY_SERVER=""' >> ~/.zshrc

    The old server address has been discontinued.