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ControlVector.train() is non-deterministic: PCA svd_solver="auto" selects an unseeded randomized SVD

Status: Open.

#78 In vgel/repeng;

· bamdadd opened on Jul 13, 2026

pca_diff returns a concept-independent axis when the positive prompt is held constant across pairs

Status: Open.

#77 In vgel/repeng;

· bamdadd opened on Jul 13, 2026

Pypi version very old

Status: Open.

#76 In vgel/repeng;

· Mr-Squirrel opened on Feb 24, 2026

FYI: approach of heretic

Status: Open.

#75 In vgel/repeng;

· thiswillbeyourgithub opened on Nov 17, 2025

FYI this paper: Identifying and Manipulating Personality Traits in LLMs Through Activation Engineering

Status: Open.

#63 In vgel/repeng;

· thiswillbeyourgithub opened on Feb 9, 2025

FYI : you might be interestef in ErisForge

Status: Open.

#62 In vgel/repeng;

· thiswillbeyourgithub opened on Feb 2, 2025

Poor performance on mistral large

Status: Open.

#53 In vgel/repeng;

· Hellisotherpeople opened on Nov 24, 2024

Much faster versions of PCA + UMAP exist. Can we implement them?

Status: Open.

#52 In vgel/repeng;

· Hellisotherpeople opened on Nov 24, 2024

add support for exporting control vectors to huggingface formats

Status: Open.

#43 In vgel/repeng;

· raywanb opened on Aug 8, 2024

The MPS Backend is Not Working Properly

Status: Open.

#35 In vgel/repeng;

· AtakanTekparmak opened on May 27, 2024

Cannot apply to other models

Status: Open.

#33 In vgel/repeng;

· Starlento opened on Apr 30, 2024

Alternatives to PCA, such as umap

Status: Open.

#27 In vgel/repeng;

· Hellisotherpeople opened on Mar 27, 2024