在语言处理过程中预测是值得的吗? 克洛兹概率和语义相似性对失败预测的影响
Julie Bannon1, Tamar H Gollan1, Victor S Ferreira2
1Department of Psychiatry, University of California, San Diego.
概括
预测语言结果在几乎正确的情况下提供了好处,但在完全错误的时候却没有. 这表明预测微调语言处理,而不是加快它.
科学领域:
- 认知科学 认知科学
- 心理语言学 心理语言学
- 神经科学是一个神经科学.
背景情况:
- 预测是语言处理理论中的核心假设.
- 现有的理论往往忽略了与失败的预测相关的成本.
研究的目的:
- 为了调查近乎正确的预测是否比不正确的更好.
- 为了确定近乎正确的预测是否胜过没有预测.
- 检查预测准确度对语言处理成本的影响.
主要方法:
- 三个实验操纵了cloze概率和语义相关性.
- 语言模式 (制作与理解) 是不同的.
- 参与者完成了涉及图片命名和语义分类的任务.
主要成果:
- 相关的错误预测比无关的错误预测处理得更快.
- 接近正确的预测并没有导致比低约束句子更快的命名.
- 错误预测的处理成本取决于预测的准确性.
结论:
- 几乎准确地预测比完全错误地预测更优越.
- 接近正确的预测并不比没有预测提供优势.
- 预测可能是为了微调语言系统,而不是加速处理.
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