Keystone neurons are a stable, sparse, pretraining-established subset in Transformers; their removal collapses behavior and updating only them yields comparable task gains to full fine-tuning.
Title resolution pending
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
cs.LG 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Tiny Brains, Giant Impact: Uncovering the Keystone Neurons of LLM with Just a Few Prompts
Keystone neurons are a stable, sparse, pretraining-established subset in Transformers; their removal collapses behavior and updating only them yields comparable task gains to full fine-tuning.