Enhancing the Interpretability of SHAP Values Using Large Language Models

Fuente: arXiv
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Auteurs principaux: Zeng, Xianlong, Zhu, Kewen
Format: Preprint
Publié: 2024
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author Zeng, Xianlong
Zhu, Kewen
author_facet Zeng, Xianlong
Zhu, Kewen
contents Model interpretability is crucial for understanding and trusting the decisions made by complex machine learning models, such as those built with XGBoost. SHAP (SHapley Additive exPlanations) values have become a popular tool for interpreting these models by attributing the output to individual features. However, the technical nature of SHAP explanations often limits their utility to researchers, leaving non-technical end-users struggling to understand the model's behavior. To address this challenge, we explore the use of Large Language Models (LLMs) to translate SHAP value outputs into plain language explanations that are more accessible to non-technical audiences. By applying a pre-trained LLM, we generate explanations that maintain the accuracy of SHAP values while significantly improving their clarity and usability for end users. Our results demonstrate that LLM-enhanced SHAP explanations provide a more intuitive understanding of model predictions, thereby enhancing the overall interpretability of machine learning models. Future work will explore further customization, multimodal explanations, and user feedback mechanisms to refine and expand the approach.
format Preprint
id arxiv_https___arxiv_org_abs_2409_00079
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Enhancing the Interpretability of SHAP Values Using Large Language Models
Zeng, Xianlong
Zhu, Kewen
Human-Computer Interaction
Model interpretability is crucial for understanding and trusting the decisions made by complex machine learning models, such as those built with XGBoost. SHAP (SHapley Additive exPlanations) values have become a popular tool for interpreting these models by attributing the output to individual features. However, the technical nature of SHAP explanations often limits their utility to researchers, leaving non-technical end-users struggling to understand the model's behavior. To address this challenge, we explore the use of Large Language Models (LLMs) to translate SHAP value outputs into plain language explanations that are more accessible to non-technical audiences. By applying a pre-trained LLM, we generate explanations that maintain the accuracy of SHAP values while significantly improving their clarity and usability for end users. Our results demonstrate that LLM-enhanced SHAP explanations provide a more intuitive understanding of model predictions, thereby enhancing the overall interpretability of machine learning models. Future work will explore further customization, multimodal explanations, and user feedback mechanisms to refine and expand the approach.
title Enhancing the Interpretability of SHAP Values Using Large Language Models
topic Human-Computer Interaction
url https://arxiv.org/abs/2409.00079