Hello,
I am trying to fit my reaction force values to an experimental curve, see op.feb. However, the optimization runs the same combination of...
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Optimization not working properly
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rsantamaria started a topic Issue with Parameters Optimization Coupled Transversely Isotropic Veronda-Westmannin Users ForumIssue with Parameters Optimization Coupled Transversely Isotropic Veronda-Westmann
I am currently working on optimizing the parameters for the Coupled Transversely Isotropic Veronda-Westmann model for my thesis. The parameters I am trying...Last edited by rsantamaria; 04-11-2024, 03:30 PM.
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Error with Parameter Optimization
Hi all, I am using a biphasic model and trying to optimize for a specific hydraulic permeability using a target fluid flux. However, I am getting the...
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cjwang started a topic Error with fiber angle in the uncoupled solid mixture material in optimization modulein Users ForumError with fiber angle in the uncoupled solid mixture material in optimization module
I would like to derive the fiber angle (uncoupled solid mixture material) with the optimization module. However, it gives me an "invalid parameter...
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1 Principal Lagrange strain's plotfile variable
I would like to use 1 principal Lagrange strain value as the target for the optimization. However, I don't know the variable name for it. What is the...
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Simultaneous calibration with FeBio
Hello,
I have a data set for stress relaxation and creep and I want to use the FeBio built-in parameter optimization tool to find the optimal...
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Optimization parameters go outside the defined bounds
I am running an optimization where I am trying to find the optimal parameters for Ogden Unconstrained. For the parameter "c1" I defined the...
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Integral of relative volume optimization
Hello,
I have a set of experimental data that contains time and volume. My goal is to optimize a set of variables to match the simulation's...
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FEBio error terminated. Parameter optimization cannot continue
Hello,
I'm having issues running parameter optimization on the simulation of an indentation experiment. On the attached opt file, I am trying...Last edited by avb2132; 11-09-2020, 03:15 PM.
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Failed initializing task: optimize
Hello,
I am trying to run a constrained levmar optimization on a biphasic material with data fit to stress experimental data and I am getting...
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Parameter optimization in fiber-exponential-power model
Hello
I am having difficulty with parameter optimization with a solid mixture comprised of a neo-hookean ground substance and the fiber-exponential-power...
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Element_data class as optimization objective
Is it possible to use element_data class parameters to optimize in FEBio? I have tried and get the error that optimize fails to initialize task. I did...
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Optimization parameters using nodes
Dear FEBio Team,
I am having issues trying to curvefit experimental data from creep tests.
As a function for the optimization,...
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How to run an optimisation with FEBio >= 2.8?
Hello,
I can't run the attached optimisation. I must be making a silly mistake. Can anybody help me? Thanks.
I run like...
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