UQ with UQLab

Developers Corner Learn more about the UQLab project with news, updates, and stories from inside the development team. Feature Requests Category for discussing improvements of the existing UQLab features and any new ideas for the upcoming features. Benchmarks Library of test functions and data sets to test your uncertainty quantification (UQ) algorithms. You know additional test functions or data sets? Share them by creating a new topic here! Read this post further for an index of the benchmark cases. FAQ Here you can find more detailed answers to the frequently asked questions (FAQ) on the UQLab software. Read this post further for an index of the FAQ. Community Q&A and How To This is where you can ask any questions if you’re experiencing problems with UQLab. By and for the community. Follow the community guidelines for posting questions and answers. Find UQLab tutorial, tips, tricks, hacks and share your workflow here!

Topic	Replies	Views	Activity
I am trying to apply different sampling methods for a function but I am only able to use the Monte Carlo method, the others do not work Community Q&A and How To pce	6	24	September 19, 2023
I got this message "Error using HC_35 (line 140) Dimensions of matrices being concatenated are not consistent." Community Q&A and How To howto	1	31	September 13, 2023
Uqlink and Nastran Community Q&A and How To uqlink	13	274	September 5, 2023
Beam problem:PCE surrogate model based calibration, how to give reasonable predictive posterior on multiple points? Community Q&A and How To inversion , pce , metamodeling	2	175	August 24, 2023
Help with understanding UQLAB application to sample case Community Q&A and How To reliability , metamodeling , sensitivity	1	77	July 26, 2023
Choice of sampling type for regression-based PCE Community Q&A and How To pce	1	82	July 24, 2023
How to correctly calculate the ODEs model in UQlab and further complete the sensitivity analysis? Community Q&A and How To model	3	109	July 24, 2023
Kriging with FEM commercial software Community Q&A and How To	5	109	July 17, 2023
Multilevel uncertainty quantification with Bayesian inversion Community Q&A and How To inversion	6	369	July 14, 2023
Impliment of calculating the skewness of PCE model Community Q&A and How To pce	1	84	July 5, 2023
RBDO error based on data-driven surrogate Community Q&A and How To	6	106	July 3, 2023
Questions about obtaining the statistical moments of PCE model Community Q&A and How To pce , metamodeling , reliability	1	73	July 1, 2023
How to show the verbosity information of creating a PCE model Community Q&A and How To pce	2	90	June 29, 2023
Inserting a Kriging model into LSF for MC reliability analysis Community Q&A and How To kriging , reliability	1	87	June 28, 2023
Theoretical doubts about PCE UQLAB Community Q&A and How To	2	86	June 28, 2023
Is it possible to use uqlink with a text editor? Community Q&A and How To	0	57	June 22, 2023
UQLink returning NaN in output: could it be because the command to execute the third party software does not explicitly specify input and output files? Community Q&A and How To uqlink	10	176	June 21, 2023
Generalised Lambda Distribution Feature Requests	1	61	June 19, 2023
UQlink with Opensees problem Community Q&A and How To uqlink	8	897	June 19, 2023
Bayesian inference: the Gelman-Rubin value Community Q&A and How To inversion	1	58	June 15, 2023
RBDO: a problem Community Q&A and How To rbdo	3	93	June 8, 2023
Copula not working with inverse analysis Community Q&A and How To input , inversion	1	83	June 1, 2023
Can I view or access the mathematical formula or programming source code for the algorithm? Community Q&A and How To reliability	0	88	May 23, 2023
RBDO: RBDO with two stages of enrichment Community Q&A and How To rbdo	0	62	May 16, 2023
Maximum-interaction-adaptive option in PCE? Community Q&A and How To metamodeling	0	79	May 15, 2023
How to get the analytical formula of the model? Feature Requests	3	115	May 10, 2023
UQLink : Abaqus outputs two result files, How can I read the results from both files separately? Community Q&A and How To uqlink	6	140	May 9, 2023
RBDO: Is it possible to optimize a discrete parameter? Community Q&A and How To rbdo	2	139	May 8, 2023
How to find the number of function evaluations (g-calls) in the RBDO module Community Q&A and How To metamodeling , rbdo	5	105	May 8, 2023
Combination of inferred probabilistic models Community Q&A and How To input	2	113	May 4, 2023