Position: Theory of Mind Benchmarks are Broken for Large Language Models

Fuente: arXiv
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Auteurs principaux: Riemer, Matthew, Ashktorab, Zahra, Bouneffouf, Djallel, Das, Payel, Liu, Miao, Weisz, Justin D., Campbell, Murray
Format: Preprint
Publié: 2024
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author Riemer, Matthew
Ashktorab, Zahra
Bouneffouf, Djallel
Das, Payel
Liu, Miao
Weisz, Justin D.
Campbell, Murray
author_facet Riemer, Matthew
Ashktorab, Zahra
Bouneffouf, Djallel
Das, Payel
Liu, Miao
Weisz, Justin D.
Campbell, Murray
contents Our paper argues that the majority of theory of mind benchmarks are broken because of their inability to directly test how large language models (LLMs) adapt to new partners. This problem stems from the fact that theory of mind benchmarks for LLMs are overwhelmingly inspired by the methods used to test theory of mind in humans and fall victim to a fallacy of attributing human-like qualities to AI agents. We expect that humans will engage in a consistent reasoning process across various questions about a situation, but this is known to not be the case for current LLMs. Most theory of mind benchmarks only measure what we call literal theory of mind: the ability to predict the behavior of others. However, this type of metric is only informative when agents exhibit self-consistent reasoning. Thus, we introduce the concept of functional theory of mind: the ability to adapt to agents in-context following a rational response to their behavior. We find that many open source LLMs are capable of displaying strong literal theory of mind capabilities, but seem to struggle with functional theory of mind -- even with exceedingly simple partner policies. Simply put, strong literal theory of mind performance does not necessarily imply strong functional theory of mind performance or vice versa. Achieving functional theory of mind, particularly over long interaction horizons with a partner, is a significant challenge deserving a prominent role in any meaningful LLM theory of mind evaluation.
format Preprint
id arxiv_https___arxiv_org_abs_2412_19726
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Position: Theory of Mind Benchmarks are Broken for Large Language Models
Riemer, Matthew
Ashktorab, Zahra
Bouneffouf, Djallel
Das, Payel
Liu, Miao
Weisz, Justin D.
Campbell, Murray
Artificial Intelligence
Our paper argues that the majority of theory of mind benchmarks are broken because of their inability to directly test how large language models (LLMs) adapt to new partners. This problem stems from the fact that theory of mind benchmarks for LLMs are overwhelmingly inspired by the methods used to test theory of mind in humans and fall victim to a fallacy of attributing human-like qualities to AI agents. We expect that humans will engage in a consistent reasoning process across various questions about a situation, but this is known to not be the case for current LLMs. Most theory of mind benchmarks only measure what we call literal theory of mind: the ability to predict the behavior of others. However, this type of metric is only informative when agents exhibit self-consistent reasoning. Thus, we introduce the concept of functional theory of mind: the ability to adapt to agents in-context following a rational response to their behavior. We find that many open source LLMs are capable of displaying strong literal theory of mind capabilities, but seem to struggle with functional theory of mind -- even with exceedingly simple partner policies. Simply put, strong literal theory of mind performance does not necessarily imply strong functional theory of mind performance or vice versa. Achieving functional theory of mind, particularly over long interaction horizons with a partner, is a significant challenge deserving a prominent role in any meaningful LLM theory of mind evaluation.
title Position: Theory of Mind Benchmarks are Broken for Large Language Models
topic Artificial Intelligence
url https://arxiv.org/abs/2412.19726