UQ with UQLab

Developers Corner Learn more about the UQLab project with news, updates, and stories from inside the development team. 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. Feature Requests Category for discussing improvements of the existing UQLab features and any new ideas for the upcoming features. 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
Surrogate model does not fit well to computational model Community Q&A and How To metamodeling , pce	2	21	April 12, 2021
RBDO by considering environmental parameter without marginal Community Q&A and How To rbdo	0	17	April 9, 2021
Issues while building PCE surrogate Community Q&A and How To pce	8	59	April 8, 2021
Interval variables representation in uqlab Community Q&A and How To metamodeling , reliability , input	2	30	April 6, 2021
Order of second Sobol indices Community Q&A and How To	3	29	April 9, 2021
P-file older than MATLAB file Community Q&A and How To	0	9	April 5, 2021
Surrogate-assisted RBDO-No Feasible Point Problem Community Q&A and How To kriging , rbdo , pce	2	65	April 5, 2021
Large discrepancy between the leave-one-out error and validation error creating sparse PCEs Community Q&A and How To pce	0	27	April 1, 2021
Surprising results with LHS sampling and constant inputs Community Q&A and How To	5	52	March 31, 2021
Further plot possibilities for results of Bayesian inversion (Suggestions and code example) Feature Requests	2	37	March 30, 2021
PCE-based Sobol’ indices with Existing Simulation Data Community Q&A and How To	9	56	March 30, 2021
UQlink with Opensees problem Community Q&A and How To uqlink	6	94	March 26, 2021
Forced dependency between two random variables Community Q&A and How To reliability , uqlink , input	2	34	March 26, 2021
Using a pre-defined polynomial family in UQLAB Community Q&A and How To metamodeling , polychaos-jl	5	44	March 25, 2021
Indepedence test or correlation test? Feature Requests	0	17	March 25, 2021
Sensitivity analysis of Principal Component coefficients Community Q&A and How To sensitivity	2	54	March 23, 2021
Supported copula families in UQLab Community Q&A and How To reliability , input , copulas	0	26	March 21, 2021
Surprising results with PCE for low number of samples Community Q&A and How To	2	58	March 17, 2021
How can I get UQLab? FAQ	1	491	March 16, 2021
Error with custom distribution (discrete uniform) in metamodel calculate Community Q&A and How To metamodeling , priority-normal , status-waiting , ticket	3	336	March 12, 2021
Qualitative inputs Community Q&A and How To	2	50	March 9, 2021
Reliability Analysis: uq_display doesn't display anything Community Q&A and How To	2	53	March 9, 2021
aPC and gPC Community Q&A and How To pce	1	101	March 9, 2021
Connecting UQLab to COMSOL Community Q&A and How To kriging , model , comsol	9	361	March 8, 2021
Surrogates and Approximate reliability methods Community Q&A and How To metamodeling , reliability	2	43	March 8, 2021
Problems when dispatching reliability analyses to cluster Community Q&A and How To reliability	2	52	March 4, 2021
Gumbel random variable providing 'infinite' in FORM analysis Community Q&A and How To reliability	3	88	March 3, 2021
Failure to recognize the parameter when evaluating model Community Q&A and How To	5	46	March 2, 2021
Restarting a Bayesian Inversion Community Q&A and How To	5	47	April 7, 2021
Subset Simulation: Use existing data Community Q&A and How To	3	70	February 27, 2021