LEMON: Alternative Sampling for More Faithful Explanation Through Local Surrogate Models

Dennis Collaris (Corresponding author), Pratik Gajane, Joost Jorritsma, Jack J. van Wijk, Mykola Pechenizkiy

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

5 Citations (Scopus)
6 Downloads (Pure)

Abstract

Local surrogate learning is a popular and successful method for machine learning explanation. It uses synthetic transfer data to approximate a complex reference model. The sampling technique used for this transfer data has a significant impact on the provided explanation, but remains relatively unexplored in literature. In this work, we explore alternative sampling techniques in pursuit of more faithful and robust explanations, and present LEMON: a sampling technique that samples directly from the desired distribution instead of reweighting samples as done in other explanation techniques (e.g., LIME). Next, we evaluate our technique in a synthetic and UCI dataset-based experiment, and show that our sampling technique yields more faithful explanations compared to current state-of-the-art explainers.
Original languageEnglish
Title of host publicationAdvances in Intelligent Data Analysis XXI
Subtitle of host publication21st International Symposium on Intelligent Data Analysis, IDA 2023, Louvain-la-Neuve, Belgium, April 12–14, 2023, Proceedings
EditorsBruno Crémilleux, Sibylle Hess, Siegfried Nijssen
PublisherSpringer
Pages77-90
Number of pages14
ISBN (Electronic)978-3-031-30047-9
ISBN (Print)978-3-031-30046-2
DOIs
Publication statusPublished - 1 Apr 2023
Event21st International Symposium on Intelligent Data Analysis - Louvain-la-Neuve, Belgium
Duration: 12 Apr 202314 Apr 2023
https://ida2023.org

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13876 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference21st International Symposium on Intelligent Data Analysis
Abbreviated titleIDA 2023
Country/TerritoryBelgium
CityLouvain-la-Neuve
Period12/04/2314/04/23
Internet address

Funding

Acknowledgments. This work is part of the TEPAIV research project with project number 612.001.752, the NWO research project with project number 613.009.122, and the research programme Commit2Data, specifically the RATE Analytics project with project number 628.003.001, which are all financed by the Dutch Research Council (NWO).

FundersFunder number
Nederlandse Organisatie voor Wetenschappelijk Onderzoek613.009.122, 628.003.001

    Keywords

    • Machine learning
    • Interpretability
    • XAI
    • LIME
    • Sampling
    • Explainable AI

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