由国家科学基金会(NSF)资助的DILPORT项目http://dialport.org/涵盖了一组工具和服务,旨在满足对话研究社区的需求。在六年的时间里,已经创建了几种产品,包括Dialport Portal和DialCrowd。本文描述了这些贡献,这些贡献将在Sigdial中进行演示,包括实施,先前的研究,相应的发现以及工具将继续可为社区免费提供的位置。
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对话研究的最终目标是开发可以在交互式设置中有效使用的系统。为此,我们在第9对话系统技术挑战中介绍了对话框的交互式评估。该曲目由两个子任务组成。第一个子任务涉及建立知识接地的响应生成模型。第二个子任务旨在通过与真实用户的交互式设置进行评估,旨在将对话模型扩展到静态数据集之外。我们的曲目挑战参与者开发强大的响应生成模型,并探索将它们扩展到与真实用户的来回互动的策略。从静态语料库到交互式评估的发展引入了独特的挑战,并促进了对开放域对话系统的更全面评估。本文概述了曲目,包括方法和结果。此外,它提供了有关如何最佳评估开放域对话框模型的见解
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为了促进任务对话框中的零拍概括,本文建议语言模型作为数据(LAD)。LAD是创建各种准确的合成数据的范式,该数据传达了必要的结构约束,可用于训练下游神经对话模型。LAD利用GPT-3诱导语言多样性。LAD在意图预测(+15%),插槽填充(+31.4 f-1)和下一个动作预测(+11 F1)上,在零拍设置中获得了显着的性能增长。此外,互动的人类评估表明,与LAD的培训具有在人类对话中的培训竞争。LAD是开源的,并在https://github.com/shikib/lad上获得了代码和数据。
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We outline our work on evaluating robots that assist older adults by engaging with them through multiple modalities that include physical interaction. Our thesis is that to increase the effectiveness of assistive robots: 1) robots need to understand and effect multimodal actions, 2) robots should not only react to the human, they need to take the initiative and lead the task when it is necessary. We start by briefly introducing our proposed framework for multimodal interaction and then describe two different experiments with the actual robots. In the first experiment, a Baxter robot helps a human find and locate an object using the Multimodal Interaction Manager (MIM) framework. In the second experiment, a NAO robot is used in the same task, however, the roles of the robot and the human are reversed. We discuss the evaluation methods that were used in these experiments, including different metrics employed to characterize the performance of the robot in each case. We conclude by providing our perspective on the challenges and opportunities for the evaluation of assistive robots for older adults in realistic settings.
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