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arXiv 2301.09656cs.AIcs.CLcs.HCcs.LG
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选择性解释:利用人类输入对齐可解释人工智能

Selective Explanations: Leveraging Human Input to Align Explainable AI

University of Colorado Boulder(科罗拉多大学博尔德分校);University of Chicago(芝加哥大学);Microsoft Research(微软研究院)

Vivian Lai, Yiming Zhang, Chacha Chen, Q. Vera Liao, Chenhao Tan

AI总结:

本文提出选择性解释框架,通过利用人类输入从模型理由中选择与接收者偏好相符的子集,实验表明其能减少对AI的过度依赖并改善决策结果与主观感知。

摘要:

尽管近年来已经开发了大量可解释人工智能(XAI)算法,但它们经常因与人类产生和消费解释的方式存在显著差距而受到批评。因此,当前的XAI技术往往被认为难以使用且缺乏有效性。在这项工作中,我们试图通过使AI解释具有选择性——这是人类解释的一个基本属性——来缩小这些差距,即根据与接收者偏好相符的内容,从大量模型理由中有选择地呈现一个子集。我们提出了一个通用框架,通过利用人类在小样本上的输入来生成选择性解释。该框架开辟了一个丰富的设计空间,能够考虑不同的选择性目标、输入类型等。作为展示,我们使用一个决策支持任务来探索基于决策者认为与决策任务相关的内容的选择性解释。我们进行了两项实验研究,以检验基于我们所提出框架的更广泛可能范式集合中的三种范式:在研究1中,我们要求参与者提供自己的输入以生成选择性解释,输入形式为开放式或基于批评的输入。在研究2中,我们向参与者展示基于一组相似用户(标注者)输入的选择性解释。我们的实验证明了选择性解释在减少对AI的过度依赖、改善决策结果和对AI的主观感知方面的前景,但也描绘了一幅细致入微的图景,将其中一些积极效果归因于提供自己的输入以增强AI解释的机会。总体而言,我们的工作提出了一个受人类沟通行为启发的新型XAI框架,并展示了其潜力,以鼓励未来工作更好地将AI解释与人类产生和消费解释的方式对齐。

英文摘要:

While a vast collection of explainable AI (XAI) algorithms have been developed in recent years, they are often criticized for significant gaps with how humans produce and consume explanations. As a result, current XAI techniques are often found to be hard to use and lack effectiveness. In this work, we attempt to close these gaps by making AI explanations selective -- a fundamental property of human explanations -- by selectively presenting a subset from a large set of model reasons based on what aligns with the recipient's preferences. We propose a general framework for generating selective explanations by leveraging human input on a small sample. This framework opens up a rich design space that accounts for different selectivity goals, types of input, and more. As a showcase, we use a decision-support task to explore selective explanations based on what the decision-maker would consider relevant to the decision task. We conducted two experimental studies to examine three out of a broader possible set of paradigms based on our proposed framework: in Study 1, we ask the participants to provide their own input to generate selective explanations, with either open-ended or critique-based input. In Study 2, we show participants selective explanations based on input from a panel of similar users (annotators). Our experiments demonstrate the promise of selective explanations in reducing over-reliance on AI and improving decision outcomes and subjective perceptions of the AI, but also paint a nuanced picture that attributes some of these positive effects to the opportunity to provide one's own input to augment AI explanations. Overall, our work proposes a novel XAI framework inspired by human communication behaviors and demonstrates its potentials to encourage future work to better align AI explanations with human production and consumption of explanations.

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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