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FAQs

FAQ's related to Optimization, Robustness and Reliability Analysis

LS-OPT cannot find the output file from the FE preprocessor
 
What do the ANOVA bars mean?
 
How does "concurrent jobs" work?
In this article I try to explain how to use the concurrent jobs feature of LS-OPT, and how it behaves in different setups.
Which meta model to choose?
Remarks and hints on selection of Meta-Model
Setting parameters in the Genetic algorithm
The default parameters in GA should therefore be adequate for most problems. However, if the user needs to explore different methods, the following parameters ...
Setting parameters for metamodel-based optimization strategies
There are three recommended strategies for automating the metamodel-based optimization procedure. These strategies apply to the tasks: Metamodel-based ...
Can LS-OPT handle discrete variables?
 
How can I ensure that LS-OPT replaces the variables in the input file by integer values?
I defined a discrete variable with a list of integer values, but LS-OPT replaces the variables in the input file by e.g. 1. with a dot.