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arXiv 2310.12971cs.CVcs.AIcs.CL
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CLAIR:使用大型语言模型评估图像描述

CLAIR: Evaluating Image Captions with Large Language Models

University of California, Berkeley(加州大学伯克利分校)

David Chan, Suzanne Petryk, Joseph E. Gonzalez, Trevor Darrell, John Canny

AI总结:

提出CLAIR方法,利用大型语言模型的零样本能力评估图像描述,在多个基准上显著提升与人类判断的相关性,并提供可解释的评分推理。

摘要:

机器生成的图像描述的评估提出了一个有趣但持续的挑战。有效的评估指标必须考虑相似度的多个维度,包括语义相关性、视觉结构、对象交互、描述多样性和具体性。现有的高度工程化的指标试图捕捉特定方面,但在提供与人类判断紧密对齐的整体评分方面存在不足。在此,我们提出CLAIR,一种利用大型语言模型(LLMs)的零样本语言建模能力来评估候选描述的新方法。在我们的评估中,CLAIR与现有指标相比,在描述质量的人类判断上表现出更强的相关性。值得注意的是,在Flickr8K-Expert上,CLAIR相较于SPICE实现了39.6%的相对相关性提升,相较于RefCLIP-S等图像增强方法实现了18.3%的提升。此外,CLAIR通过允许语言模型识别其分配评分背后的潜在推理,提供了具有噪声可解释性的结果。代码可在https://davidmchan.github.io/clair/获取。

英文摘要:

The evaluation of machine-generated image captions poses an interesting yet persistent challenge. Effective evaluation measures must consider numerous dimensions of similarity, including semantic relevance, visual structure, object interactions, caption diversity, and specificity. Existing highly-engineered measures attempt to capture specific aspects, but fall short in providing a holistic score that aligns closely with human judgments. Here, we propose CLAIR, a novel method that leverages the zero-shot language modeling capabilities of large language models (LLMs) to evaluate candidate captions. In our evaluations, CLAIR demonstrates a stronger correlation with human judgments of caption quality compared to existing measures. Notably, on Flickr8K-Expert, CLAIR achieves relative correlation improvements over SPICE of 39.6% and over image-augmented methods such as RefCLIP-S of 18.3%. Moreover, CLAIR provides noisily interpretable results by allowing the language model to identify the underlying reasoning behind its assigned score. Code is available at https://davidmchan.github.io/clair/

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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