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Neural network weights reveal temporal data structure and representational drift

Researchers are exploring how to recover temporal structure from neural network weights, even after training is complete. One study proposes using hidden Markov models to analyze weight trajectories and identify distinct data regimes, showing improved generalization when data falls within the same identified state. Another investigation compares backpropagation with Hebbian learning, revealing that while both methods can train networks to perform tasks, Hebbian learning leads to significant representational drift in internal network states even after performance plateaus, unlike backpropagation. AI

IMPACT Investigating representational drift and weight analysis in neural networks could lead to better understanding of model behavior and improved generalization capabilities.

RANK_REASON The cluster contains two academic papers discussing research into neural network internal states and weight analysis.

Read on arXiv cs.CL →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Neural network weights reveal temporal data structure and representational drift

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The cluster contains two academic papers discussing research into neural network internal states and weight analysis.
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46 days old
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COVERAGE [2]

  1. arXiv cs.CL TIER_1 English(EN) · Kevin Guan ·

    Latent States in Neural Networks: Recovering the Temporal Structure of Drifting Data from Model Weights

    arXiv:2607.27482v1 Announce Type: cross Abstract: A temporally drifting data stream may pass through discrete regimes rather than changing continuously. We ask whether such regimes are recoverable from the weights of models trained on the stream, using a hidden Markov model (HMM)…

  2. Towards AI TIER_1 English(EN) · Talha Nazar ·

    Representational Drift in Neural Networks: What Backpropagation and Hebbian Learning Reveal

    <h4><em>An experiment comparing backpropagation and Hebbian learning shows why a neural network’s internal representations keep changing long after accuracy stops improving.</em></h4><figure><img alt="" src="https://cdn-images-1.medium.com/max/1024/1*5epwDU6lLmbjP9S13qqCbw.png" /…