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2972

Re: Export models?

Hello, There's no easy way to export the CB definitions and re-import them. Why does the protected spreadsheet prevent you from saving the CB definitions? If
ericww0
Sep 29, 2014
#2972
 
2971

Export models?

i am looking at oracle crystal ball, and i am wondering whether i am able to export the decision variables and forecasts from a protected spreadsheet (which
angelolin888
Sep 23, 2014
#2971
 
2970

Re: CB Optimization

Peter, If you're unable to fix the corrupted constraints in your model, you're going to need to rebuild the model. Here are the steps you would need to
ericww0
Aug 26, 2014
#2970
 
2969

CB Optimization

Running a deterministic optimization. The corrupted constraints generate an error log which has multiple entry’s of the following type: Duplicate guid
Lloyd-Jones, Peter
Aug 22, 2014
#2969
 
2968

Re: CB Optimization

Peter, It’s a bit hard to offer advice without being able to see the model. Are you running stochastic optimization or a deterministic one? If you’re
ericww0
Aug 19, 2014
#2968
 
2967

Re: CB Optimization

All, There are a 100+ constraints and 300+ decisions. There are not many complex calculations within Excel, but there are a few IF statements. I have sped up
Lloyd-Jones, Peter
Aug 19, 2014
#2967
 
2966

Re: Crystal Ball Menus Not Displaying Properly

Mike, The Retina Display is only available on Apple devices. What kind of machine are you using? What version of CB? -Eric W.
ericww0
Aug 19, 2014
#2966
 
2965

Re: Alldifferent constraints - OptQuest

A couple more things: 1) A bulk constraint feature was added in CB 11.1.2.3.500 for adding multiple constraints with one formula. It works in the same fashion
ericww0
Aug 19, 2014
#2965
 
2964

Re: Alldifferent constraints - OptQuest

Dear Giovanni, It looks like OptTek has indeed added permutation support in their latest version of the OptQuest engine. I will see if Oracle can support this
ericww0
Aug 19, 2014
#2964
 
2963

Re: Alldifferent constraints - OptQuest

Re: Alldifferent constraints - OptQuest Dear Eric, In the Optek web site, see the link where you can find at page n. 10:
Giovanni Rossi
Aug 19, 2014
#2963
 
2962

Re: Extracting a Subset of Trials' Data

Hello Jim, Huybert's reply is a good one. Here are several additional options you can try: 1) The Scenario Analysis tool in the Tools menu is designed
ericww0
Aug 18, 2014
#2962
 
2961

Re: CB Optimization

Peter, We're not aware of any issues with constraints becoming corrupted upon reopening of a model. Are you running the latest version of CB 11.1.2.3.500? To
ericww0
Aug 18, 2014
#2961
 
2960

Re: Alldifferent constraints - OptQuest

Dear Giovanni, Unfortunately, OptQuest does not have a "permutation" feature that would support all different values for the decision variables.. I believe
ericww0
Aug 18, 2014
#2960
 
2959

Crystal Ball Menus Not Displaying Properly

I am having an issue with the run preferences menu in crystal ball. They do not display all the text and there is no ok/apply button, only cancel or help. Here
mikepgendreau
Aug 18, 2014
#2959
 
2958

all different constraint with OptQuest

Hi to all do you know if it's possible to define some decision cells with all different constraint? This feature is preset in the Solver embedded in Excel,
Giovanni Rossi
Aug 17, 2014
#2958
 
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