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. 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. Feature Requests Category for discussing improvements of the existing UQLab features and any new ideas for the upcoming features. 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
Some questions about surrogate model accelerate Bayesian inference Community Q&A and How To metamodeling , inversion	1	30	May 13, 2022
Correlation parameter / length scale transformation from the auxiliary space Community Q&A and How To kriging , metamodeling	2	22	May 12, 2022
Error messages when running examples from UQLab version 1.4.0 Community Q&A and How To	2	20	May 12, 2022
Bayesian inversion: how should the discrepancy model be calculated? Community Q&A and How To inversion	3	69	May 12, 2022
Advanced prediction methods for kriging Feature Requests kriging	0	22	May 10, 2022
Question regarding the Kriging variance Initial Value and Bounds Community Q&A and How To metamodeling , kriging	2	29	May 10, 2022
Uq_display: Allowing acceptance plot after ''removing" bad chains, Feature Requests	4	283	May 6, 2022
Uq_display_uq_inversion: Determine limits for scatter plots for posteriori samples from the posteriori samples instead of using prior samples (at least, if there no prior samples) Feature Requests	4	287	May 6, 2022
Adding a comand to the code in Section 2.2.6.2 of UQLab User Manual on Bayesian inference Feature Requests inversion	0	33	April 29, 2022
Kriging: Problem with setting 'simple' Trend option Community Q&A and How To kriging	2	36	April 29, 2022
uq_postProcessInversion: Problem: burnIn fraction does not lead to consistent number of posterior sample points Feature Requests	0	31	April 28, 2022
Uqlink and PCK Community Q&A and How To kriging , polychaos-jl , metamodeling , uqlink	15	364	April 25, 2022
Performing AKMCS using random fields as initial experimental design Community Q&A and How To priority-normal , status-new , ticket	5	370	April 25, 2022
Input data in excel format Community Q&A and How To metamodeling , reliability , model , input	11	437	April 24, 2022
RBDO optimization method Community Q&A and How To rbdo , metamodeling	0	48	April 23, 2022
Double-Loop /Two-Level RBDO Community Q&A and How To rbdo , optimization	2	40	April 20, 2022
Surrogate-model based reliability Community Q&A and How To pck , metamodeling , reliability	3	306	April 20, 2022
Optimizer/ surrogate accuracy and construction : RBDO Community Q&A and How To metamodeling , input , reliability , rbdo	0	42	April 18, 2022
Developing the SSE metamodel based on a discrete random variable Community Q&A and How To metamodeling , input	0	65	April 10, 2022
PCE with correlated inputs Community Q&A and How To metamodeling , pce	2	81	April 6, 2022
Sobol Indices Convergence analysis Community Q&A and How To	0	47	April 4, 2022
Exploring several solvers in Bayesian inversion based on explicit functions and 'black box models' (external datasets) Community Q&A and How To inversion , metamodeling	0	58	March 30, 2022
PCE: can the output PDF be bounded? Community Q&A and How To pce , metamodeling	0	99	March 10, 2022
Is it possible to use an active learning (sequential experimental design) approach to metamodel based on external datasets? Community Q&A and How To metamodeling	2	66	March 24, 2022
Kriging and PCE use in UQ - Why? Community Q&A and How To metamodeling , rbdo , input , pce , inversion	6	180	March 24, 2022
Number of Dimensions Must be a Positive Number error Community Q&A and How To	1	50	March 22, 2022
How to use Kriging metamodeling for sensitivity analysis Community Q&A and How To sensitivity , metamodeling	1	70	March 21, 2022
BAYESIAN Inversion (Error: Number of dimensions must be a positive scalar integer between 1 and 1111) Community Q&A and How To	1	167	March 21, 2022
Bayesian inversion: can I force a Jeffreys prior on the discrepancy model? Community Q&A and How To	0	67	March 10, 2022
The reliability analysis picture cannot be displayed normally Community Q&A and How To reliability	0	71	March 3, 2022