因果视角主义的物理基础 因果视角主义的物理基础
Gerard J Milburn1, Sally Shrapnel1, Peter W Evans2
1Centre for Engineered Quantum Systems, School of Mathematics and Physics, The University of Queensland, St. Lucia, QLD 4072, Australia.
Entropy (Basel, Switzerland)
|August 26, 2023
概括
这项研究基于因果代理的内部状态来定义因果关系,一种通过热力学原理学习的物理系统. 从这种学习过程中出现了因果关系,展示了一种新的因果视角主义形式.
科学领域:
- 热力学是一种热力学.
- 因果关系是因果关系.
- 信息理论 信息理论
背景情况:
- 因果关系对于理解物理系统至关重要.
- 现有的模型往往缺乏物理过程的基础.
- 在开放,不可逆转的系统中因果关系的性质仍然是一个活跃的研究领域.
研究的目的:
- 根据因果关系的不对称性在因果代理的物理状态.
- 研究热力学在学习因果关系中的作用.
- 通过物理系统来证明因果视角主义.
主要方法:
- 模拟因果代理作为一个自主,非平衡系统,具有传感器,执行器和学习机器.
- 在学习机器中使用反机制,由热力学约束驱动.
- 在学习过程中分析错误最小化和功耗消耗之间的关系.
主要成果:
- 因果关系被确定为内部物理状态之间的学习概率的功能关系.
- 学习是通过最小化消散功率来驱动的,将热力学与因果推理联系起来.
- 学习的因果关系被证明是依赖于代理的硬件和环境.
结论:
- 因果关系可以在物理上建立在因果代理人的内部状态上.
- 热力学原理决定了因果关系的学习.
- 因果关系对代理人的物理构成的依赖表明了因果视角主义.
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