698-任务学习增加猕猴视觉皮层的神经响应冗余度 episode artwork

EPISODE · Mar 26, 2026 · 18 MIN

698-任务学习增加猕猴视觉皮层的神经响应冗余度

from 聊聊Sci

这项神经科学研究通过观察猕猴的视觉皮层,挑战了关于大脑如何处理信息的传统观点。研究发现,当猕猴学习视觉辨别任务时,神经元之间的信息冗余度并未像经典理论预期的那样因追求效率而降低,反而显著增加。这种现象表明,学习过程并非简单的信号过滤,而是通过反馈机制在神经元之间广泛分发和共享任务相关信息。这种生成式推理过程使单个神经元能承载更多预测性信息,从而提高决策的稳健性。实验结果证明,大脑在处理感官输入时具有高度的双向互动性,而非仅仅是单向的信号传递。References: Liu S, Pletenev A, Haefner R M, et al. Task learning increases information redundancy of neural responses in macaque visual cortex[J]. Science, 2026, 391(6789): 1029-1035.前往小宇宙评论区与主播互动

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698-任务学习增加猕猴视觉皮层的神经响应冗余度

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