When Do Internal Probes Beat Reading the Answer? Miscalibrated Readouts and Behavior-Concealed Knowledge in Language Models
This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.
arXiv:2609.04582v1 Announce Type: new Abstract: A 0.6B language model, asked to verify 1,200 logical conclusions (half valid, half corrupted by a single semantic edit), answers YES every time. Judged by behavior it discriminates nothing; linear probes on its hidden states read the correct verdict a…
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- 2026-09-07 04:00 · arXiv cs.CL
When Do Internal Probes Beat Reading the Answer? Miscalibrated Readouts and Behavior-Concealed Knowledge in Language Models
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