arxiv
PublishedSeptember 29, 2026 at 4:00 AM
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The Residual Stream's Effective Depth
Publisher summary· verbatim
arXiv:2609.31098v1 Announce Type: new Abstract: We introduce \emph{effective depth} ($\Deff$), a scalar diagnostic that treats the layer-wise residual stream of a transformer as a discrete-time process, measures how representation similarity decays with layer distance, and aggregates that profile in
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Originally published on arxiv ↗