Equation 4 · Part 1 · Running an Interpretability Investigation That Holds Up
Symbol k
What this part means
k is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Its job in the formula
k is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Full expression→Symbol k→Article meaning
The passage around this formula
which climbs toward certainty well before k reaches the size of a typical layer-by-layer or head-by-head sweep. A held-out set of prompts, reserved and untouched until the hypothesis is fixed, is the practical fix, and it only works if the hypothesis really was fixed first.
Learn the underlying idea
A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.
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Sources cited in the article section
- [1] Towards A Rigorous Science of Interpretable Machine Learning ↗
- [2] Interpretability in the Wild: a Circuit for Indirect Object Identification in GPT-2 small ↗
- [3] Towards Best Practices of Activation Patching in Language Models: Metrics and Methods ↗
These citations provide research context; check each source for the exact claim it supports.