Runqing Zhao
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Activity overview
Latest activity by Runqing Zhao-
Runqing Zhao commented,
Hi Silke, Sorry for my unclear description. I don't need to change the objective function. I just want to calculate the objective value when only the demand in my model is changed. Let me try to ...
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Runqing Zhao created a post,
How to test the performance of an optimal solution on different scenarios?
I want to change the value of my basic setting after I have got a optimal solution, to test the performance of the optimal solution in different scenarios. I mean: I use Gurobi to solve a model, ...
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Runqing Zhao commented,
Hi Eli, Your suggestion works well. Thank you very much! Runqing
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Runqing Zhao commented,
Thank you very much for you help! I have solved this problem by your solution. ------------------------------------------------------- I just come up with another question: I wanna print the sum of...
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Runqing Zhao commented,
x is a variable in my model
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Runqing Zhao created a post,
How to print the value of Vars within a solution?
Answeredmy objective function is: m.setObjective(x.prod(cost) + y.prod(trip)) now when I finish m.optimize(), I want to get the value of term x.prod(cost), but when I print that, the result just shows an e...
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Runqing Zhao commented,
Thank you very much. I've solved this probelm through this.
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Runqing Zhao commented,
Hi, Because Gurobi is installed through Anaconda Prompt, and there isn't any Prompt in each environment, I cannot install Gurobi for a particular environment. There is only one Anaconda Prompt sta...
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Runqing Zhao created a post,
"no module name 'gurobipy'" in newly created anaconda environment
AnsweredI've downloaded the latest anaconda, where there is a Spyder 3.3.6 in the basic environment; and then I created a new environment to install the spyder 4.0.0. When I use the two different versions ...