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cs.LG2025
Universal Neurons in GPT-2: Emergence, Persistence, and Functional Impact
Advey Nandan, Cheng-Ting Chou, Amrit Kurakula +4
We investigate the phenomenon of neuron universality in independently trained GPT-2 Small models, examining these universal neurons-neurons with consistently correlated activations…
cs.LG2025
From Directions to Cones: Exploring Multidimensional Representations of Propositional Facts in LLMs
Stanley Yu, Vaidehi Bulusu, Oscar Yasunaga +5
Large Language Models (LLMs) exhibit strong conversational abilities but often generate falsehoods. Prior work suggests that the truthfulness of simple propositions can be represen…