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David Udell

Karma: 2,536

Why Can’t We Hy­poth­e­size After the Fact?

David UdellFeb 26, 2025, 10:41 PM
40 points
3 comments2 min readLW link

Causal Graphs of GPT-2-Small’s Resi­d­ual Stream

David UdellJul 9, 2024, 10:06 PM
53 points
7 comments7 min readLW link

Sparse Cod­ing, for Mechanis­tic In­ter­pretabil­ity and Ac­ti­va­tion Engineering

David UdellSep 23, 2023, 7:16 PM
42 points
7 comments34 min readLW link

Ac­tAdd: Steer­ing Lan­guage Models with­out Optimization

Sep 6, 2023, 5:21 PM
105 points
3 comments2 min readLW link
(arxiv.org)

Steer­ing GPT-2-XL by adding an ac­ti­va­tion vector

May 13, 2023, 6:42 PM
437 points
98 comments50 min readLW link1 review