论文标题

零射击立场检测:使用通用主题表示形式的数据集和模型

Zero-Shot Stance Detection: A Dataset and Model using Generalized Topic Representations

论文作者

Allaway, Emily, McKeown, Kathleen

论文摘要

立场检测是理解日常生活中隐藏影响的重要组成部分。由于有成千上万的潜在主题需要采取立场,大多数人几乎没有培训数据,因此我们专注于零射击姿势检测:从没有培训示例中对立场进行分类。在本文中,我们提出了一个用于零射击姿势检测的新数据集,该数据集比以前的数据集中捕获更广泛的主题和词汇变化。此外,我们提出了一个新的模型来进行立场检测,该模型隐含使用广义主题表示之间捕获主题之间的关系,并表明该模型改善了许多具有挑战性的语言现象的性能。

Stance detection is an important component of understanding hidden influences in everyday life. Since there are thousands of potential topics to take a stance on, most with little to no training data, we focus on zero-shot stance detection: classifying stance from no training examples. In this paper, we present a new dataset for zero-shot stance detection that captures a wider range of topics and lexical variation than in previous datasets. Additionally, we propose a new model for stance detection that implicitly captures relationships between topics using generalized topic representations and show that this model improves performance on a number of challenging linguistic phenomena.

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