在自闭症的感知决策过程中,贝叶斯元件的整合不足但完好无损
Laurina Fazioli1, Bat-Sheva Hadad2, Rachel N Denison3
1Department of Special Education, University of Haifa, Haifa, Israel. laurina.fazioli@hotmail.fr.
Molecular autism
|January 13, 2025
概括
自闭症个体在感知决策中表现出完整的贝叶斯推理,与非自闭症个体相似地整合了先前的知识和感官不确定性. 这挑战了自闭症改变统计推理理论.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 心理学 心理学 心理学
背景情况:
- 自闭症的特点是感官知觉发生变化,这可能是由于感官信息和贝叶斯推理中先前知识的不平衡整合.
- 目前的假设将自闭症中改变的感官处理与贝叶斯感知和预测编码模型联系起来.
- 经验证据有限且相互矛盾,之前的研究未能将先验和感官不确定性的作用分离出来.
研究的目的:
- 量化评估先验和感官不确定性对自闭症和非自闭症个体的感知决策的独立和联合贡献.
- 为了调查自闭症患者在感知任务中是否表现出改变的贝叶斯推理.
主要方法:
- 在126名自闭症和非自闭症个体中进行了对感知决策的定量评估.
- 参与者完成了方向分类任务,以评估先验和感官不确定性的整合.
- 贝叶斯推理组件在决策行为中被独立和相互依赖地分析.
主要成果:
- 自闭症个体将先前的知识和感官不确定性纳入他们的决策,与非自闭症个体无法区分.
- 这两组在他们的决策标准中都表现出不理想的调整.
- 这些发现挑战了关于自闭症中不平衡的先前整合的常见观点.
结论:
- 自闭症患者在感知决策过程中表现出完整的贝叶斯推理.
- 结果挑战了贝叶斯计算在自闭症中从根本上改变的概念.
- 需要进一步的研究来探索隐性先前学习或特定决策背景的潜在变化.
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