@@ -19,18 +19,52 @@ affiliations:
1919 index : 1
2020 - name : LUT Business School, LUT University, Lappeenranta, Finland
2121 index : 2
22- date : 1 November 2023
22+ date : 1 April 2024
2323bibliography : paper.bib
2424
2525---
2626
2727# Summary
2828
29- ...
29+ Uncertainties are everywhere! Whether you are developing a new AI system,
30+ running complex simulations or making an experiment in a lab, uncertainties
31+ influence the system. And you need a way to understand how these impact your
32+ results.
33+
34+ SimDec offers a novel visual way to understand the intricate role that
35+ uncertainties play. Thanks to a clear API and our dashboard, we are making
36+ uncertainty analysis accessible to everyone.
3037
3138# Statement of need
3239
33- Some citations. SALib [ @salib2022qmc ] .
40+ From real life experiments to numerical simulations, uncertainties play a
41+ crucial role in the system under study. With the avenment of Artificial
42+ Intelligence and new regulations such as the AI Act or the
43+ * Better Regulation Guideline* , there is a growing need for explainability and
44+ impact assessments of systems under uncertainties.
45+
46+ Traditional methods to analyse the uncertainties focus on quantitative methods
47+ to compare the importance of factors, there is a large body of literature and
48+ the field is know as: Sensitivity Analysis (SA). The indices of Sobol' are a
49+ prominent example of such methods.
50+
51+ Simulation Decomposition is a hybrid uncertainty-sensitivity analysis approach
52+ that reveals the critical behavior of a computational model or an empirical
53+ dataset. It decomposes the distribution of the output (target variable) by the
54+ multivariable scenarios, formed out of the most influential input variables.
55+ The resulting visualization shows how different output ranges can be achieved
56+ and what kind of critical interactions affect the output. The method has shown
57+ value for various computational models from different fields,
58+ including business, environment, and engineering, as well as an emerging
59+ evidence of use for empirical data and AI.
60+
61+ Besides proposing a comprehensive yet simple API, SimDec is also made available
62+ to practitioners through an online dashboard at https://simdec.io . The
63+ innovative methods of SimDec, the project relies on powerful methods
64+ from SALib [ @salib2022qmc ] and SciPy [ @scipy2021qmc ] -notably the QMC
65+ capabilities with ` sp.stats.qmc ` and sensitivity indices with
66+ ` sp.stats.sensitivity_indices ` -and the dashboard
67+ is made possible thanks to Panel.
3468
3569# Acknowledgements
3670
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