arXiv:2503.10518physics.hist-phcs.AI2025-03

大脑无法充当数字计算机,因意识状态所需信息超脑容量。

Why the Brain Cannot Be a Digital Computer: History-Dependence and the Computational Limits of Consciousness

  • 用信息论量化意识状态及其历史依赖性
  • 意识状态所需信息量远超大脑存储能力
  • 揭示计算模型在意识上的根本局限

本文提出一种新颖的信息理论证明,指出当前理解下的人脑无法作为经典数字计算机运行。通过系统量化可区分的意识状态及其历史依赖性,我们发现指定一个意识状态所需的最小信息量,远超人脑的物理信息容量。分析计算了表示可区分感官‘刺激帧’所需的比特长度,并表明意识具有强制的时间-历史依赖性,使信息需求量倍增,超出大脑的存储能力。这一数学方法为意识的计算模型提供了新见解,暗示非经典信息处理机制可能是解释意识体验所必需的。

原文摘要 · Abstract (English)

This paper presents a novel information-theoretic proof demonstrating that the human brain as currently understood cannot function as a classical digital computer. Through systematic quantification of distinguishable conscious states and their historical dependencies, we establish that the minimum information required to specify a conscious state exceeds the physical information capacity of the human brain by a significant factor. Our analysis calculates the bit-length requirements for representing consciously distinguishable sensory "stimulus frames" and demonstrates that consciousness exhibits mandatory temporal-historical dependencies that multiply these requirements beyond the brain's storage capabilities. This mathematical approach offers new insights into the fundamental limitations of computational models of consciousness and suggests that non-classical information processing mechanisms may be necessary to account for conscious experience.

意识计算信息论神经科学

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