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New paper links neural network gradients to the structure of phenomenal experience

A new theoretical paper titled "Gradland" proposes a mathematical framework connecting the first-order structure of physical interactions to the nature of phenomenal experience. The authors construct an idealized environment inhabited by differentiable neural networks, where the underlying physics are known and functions are largely smooth. By analyzing the Jacobians of these systems, the study…

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Key points

  • Paper introduces effective rank and cohesion metrics based on Kirchhoff complexity to analyze Jacobian structures.
  • Theoretical model in 'Gradland' links neural network gradients to seven aspects of phenomenal experience, including duration and texture.
  • Study proposes that the first-order structure of physical interactions characterizes the structure of consciousness.

The paper argues that these Jacobian-based measures can account for various qualitative aspects of consciousness. Specifically, the model aims to explain phenomena such as the duration of experience, which can persist over hundreds of milliseconds, and the distinction between vivid and obscure perceptions. It also addresses the experience of texture, the "blooming buzzing confusion" associated with newborns, and the difference between distinct and confused mental states. Furthermore, the work seeks to clarify what learning feels like and the functional role of rich, dense experience.

This research sits at the intersection of neuroscience, philosophy of mind, and machine learning. By formalizing the link between gradient structures and subjective experience, the authors provide a testable hypothesis for how computational systems might generate or mimic conscious states. The approach offers a new perspective on the hard problem of consciousness by grounding it in the mathematical properties of differentiable systems.

Read the original at arXiv cs.AI · by David Balduzzi primary source Open source ↗

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