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Select File (the default) to take the experimental data directly from a file. Click Browse to locate and select the file. Add column nodes below the Least-Squares Objective to specify the contents of each column in the file. See Least-Squares Objective, Value Column, Time Column, Parameter Column, and Ignored Column for details.
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Select Result table to use experimental data from a Table node under Results. The data may have been generated by another feature under Results, or imported into the table feature. In either case, the experimental data will be stored in the COMSOL model file.
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Select Local table to enter experimental data directly into a local table in this Settings window. Click the Add button (
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See Mooney–Rivlin Curve Fit for an example of fitting unknown function parameters to measured data using a global least-squares objective: Application Library path Optimization_Module/Parameter_Estimation/curve_fit_mooney_rivlin.
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