Incorporating Attribution Importance for Improving Faithfulness Metrics
On the map: LLM reasoning → Test-time compute and efficient thinking
Abstract (arXiv)
Feature attribution methods (FAs) are popular approaches for providing insights into the model reasoning process of making predictions. The more faithful a FA is, the more accurately it reflects which parts of the input are more important for the prediction. Widely used faithfulness metrics, such as sufficiency and comprehensiveness use a hard erasure criterion, i.e. entirely removing or retaining the top most important tokens ranked by a given FA and observing the changes in predictive likelihood. However, this hard criterion ignores the importance of each individual token, treating them all equally for computing sufficiency and comprehensiveness. In this paper, we propose a simple yet effective soft erasure criterion. Instead of entirely removing or retaining tokens from the input, we randomly mask parts of the token vector representations proportionately to their FA importance. Extensive experiments across various natural language processing tasks and different FAs show that our soft-sufficiency and soft-comprehensiveness metrics consistently prefer more faithful explanations compared to hard sufficiency and comprehensiveness. Our code: https://github.com/casszhao/SoftFaith
Key facts. Cited by 14 papers in the map (data through 7 Oct 2026). Placed in Test-time compute and efficient thinking, one of 17 directions in LLM reasoning. Builds on 36 of its 48 references that are in the map. First posted on arXiv 17 May 2023.
Builds on
36 of 48 references.
References · 36
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24 more
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Citing papers per year: 2023: 1; 2024: 6; 2025: 6; 2026: 1.
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- 2023Investigating Hallucinations in Pruned Large Language Models for Abstractive Summarizationcited by 16
- 2025Why and How LLMs Hallucinate: Connecting the Dots with Subsequence Associationscited by 14
- 2024Latent Concept-based Explanation of NLP Modelscited by 13
- 2024ReAGent: A Model-agnostic Feature Attribution Method for Generative Language Modelscited by 12
- 2024Normalized AOPC: Fixing Misleading Faithfulness Metrics for Feature Attribution Explainabilitycited by 10
- 2024Comparing Explanation Faithfulness between Multilingual and Monolingual Fine-tuned Language Modelscited by 6
- 2025Noiser: Bounded Input Perturbations for Attributing Large Language Modelscited by 4
- 2025Gender Bias in Explainability: Investigating Performance Disparity in Post-hoc Methodscited by 3
- 2024DLBacktrace: A Model Agnostic Explainability for any Deep Learning Modelscited by 2
- 2025EvalxNLP: A Framework for Benchmarking Post-Hoc Explainability Methods on NLP Modelscited by 2
- 2025Cross-Layer Discrete Concept Discovery for Interpreting Language Modelscited by 1
- 2025Support-Contra Asymmetry in LLM Explanationscited by 1
- 2026Hessian-Enhanced Token Attribution (HETA): Interpreting Autoregressive LLMs14 Apr 2026
- 2025Support-Contra Asymmetry in LLM Explanations23 Oct 2025
- 2025Cross-Layer Discrete Concept Discovery for Interpreting Language Models24 Jun 2025
- 2025EvalxNLP: A Framework for Benchmarking Post-Hoc Explainability Methods on NLP Models2 May 2025
- 2025Gender Bias in Explainability: Investigating Performance Disparity in Post-hoc Methods2 May 2025
- 2025Why and How LLMs Hallucinate: Connecting the Dots with Subsequence Associations17 Apr 2025
- 2025Noiser: Bounded Input Perturbations for Attributing Large Language Models3 Apr 2025
- 2024DLBacktrace: A Model Agnostic Explainability for any Deep Learning Models19 Nov 2024
- 2024Normalized AOPC: Fixing Misleading Faithfulness Metrics for Feature Attribution Explainability15 Aug 2024
- 2024ExU: AI Models for Examining Multilingual Disinformation Narratives and Understanding their Spread30 May 2024
- 2024Latent Concept-based Explanation of NLP Models18 Apr 2024
- 2024Comparing Explanation Faithfulness between Multilingual and Monolingual Fine-tuned Language Models19 Mar 2024
- 2023Investigating Hallucinations in Pruned Large Language Models for Abstractive Summarizationcited by 16
- 2025Why and How LLMs Hallucinate: Connecting the Dots with Subsequence Associationscited by 14
- 2024Latent Concept-based Explanation of NLP Modelscited by 13
- 2024ReAGent: A Model-agnostic Feature Attribution Method for Generative Language Modelscited by 12
- 2024Normalized AOPC: Fixing Misleading Faithfulness Metrics for Feature Attribution Explainabilitycited by 10
- 2024Comparing Explanation Faithfulness between Multilingual and Monolingual Fine-tuned Language Modelscited by 6
- 2025Noiser: Bounded Input Perturbations for Attributing Large Language Modelscited by 4
- 2025Gender Bias in Explainability: Investigating Performance Disparity in Post-hoc Methodscited by 3
- 2024DLBacktrace: A Model Agnostic Explainability for any Deep Learning Modelscited by 2
- 2025EvalxNLP: A Framework for Benchmarking Post-Hoc Explainability Methods on NLP Modelscited by 2
- 2025Cross-Layer Discrete Concept Discovery for Interpreting Language Modelscited by 1
- 2025Support-Contra Asymmetry in LLM Explanationscited by 1
12 most cited of 14 All 14 (JSON)
- 2026Hessian-Enhanced Token Attribution (HETA): Interpreting Autoregressive LLMs14 Apr 2026
- 2025Support-Contra Asymmetry in LLM Explanations23 Oct 2025
- 2025Cross-Layer Discrete Concept Discovery for Interpreting Language Models24 Jun 2025
- 2025EvalxNLP: A Framework for Benchmarking Post-Hoc Explainability Methods on NLP Models2 May 2025
- 2025Gender Bias in Explainability: Investigating Performance Disparity in Post-hoc Methods2 May 2025
- 2025Why and How LLMs Hallucinate: Connecting the Dots with Subsequence Associations17 Apr 2025
- 2025Noiser: Bounded Input Perturbations for Attributing Large Language Models3 Apr 2025
- 2024DLBacktrace: A Model Agnostic Explainability for any Deep Learning Models19 Nov 2024
- 2024Normalized AOPC: Fixing Misleading Faithfulness Metrics for Feature Attribution Explainability15 Aug 2024
- 2024ExU: AI Models for Examining Multilingual Disinformation Narratives and Understanding their Spread30 May 2024
- 2024Latent Concept-based Explanation of NLP Models18 Apr 2024
- 2024Comparing Explanation Faithfulness between Multilingual and Monolingual Fine-tuned Language Models19 Mar 2024
12 newest of 14 All 14 (JSON)
Similar, not cited
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- 2025A Causal Lens for Evaluating Faithfulness Metrics
- 2024The Probabilities Also Matter: A More Faithful Metric for Faithfulness of Free-Text Explanations in Large Language Models
- 2026Assessing Alignment and Stability of Feature Importance Explanations via Weight of Evidence
- 2023Benchmarking Faithfulness: Towards Accurate Natural Language Explanations in Vision-Language Tasks
- 2025Explanation Bias is a Product: Revealing the Hidden Lexical and Position Preferences in Post-Hoc Feature Attribution
- 2026Towards Long-Horizon Interpretability: Efficient and Faithful Multi-Token Attribution for Reasoning LLMs
- 2026Measuring Faithfulness Depends on How You Measure: Classifier Sensitivity in LLM Chain-of-Thought Evaluation
- 2024Are self-explanations from Large Language Models faithful?