语言生产中的可用性效应的信息理论解释
1Department of Language Science, University of California, Irvine.
Topics in cognitive science
|December 25, 2023
概括
这项研究介绍了语言生产的计算模型,平衡了讲话的方便性与准确性. 它解释了词汇选择是如何受到说话者的可访问性的影响,为语言现象提供了新的视角.
科学领域:
- 计算语言学 计算语言学
- 心理语言学 心理语言学
- 认知科学 认知科学
背景情况:
- 语言的产生涉及复杂的认知过程.
- 像统一信息密度这样的现有模型解释了词汇选择的一些方面.
- 语言中的可用性效应表明,单词选择受到检索方便的影响.
研究的目的:
- 提出一种新的语言生产的计算水平模型.
- 整合信息理论和控制理论来建模单词选择.
- 通过统一的框架来考虑语言制作中的可用性效应.
主要方法:
- 开发了一个结合信息和控制理论的计算模型.
- 在能力限制下最大限度地提高沟通价值的形式化词汇选择.
- 应用该模型来分析英语相对语句的补充词.
- 英语的利用体数据和普通话的实验数据.
主要成果:
- 该模型预测了生产方便性和沟通准确性之间的权衡.
- 该模型成功地在英语和普通话中复制了观察到的现象.
- 证明了该模型在单词选择中解释可用性效应的能力.
结论:
- 拟议的模型为现有理论,如统一信息密度,提供了可行的替代方案.
- 该模型为语言生产提供了一个有前途的总体框架.
- 该理论与新兴的计算神经科学方法密切相关.
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