#artificial intelligence
Jan 2026
RAPTOR: Ridge-Adaptive Logistic Probes
RAPTOR (Ridge-Adaptive Logistic Probe), a simple L2-regularized logistic probe whose validation-tuned ridge strength yields concept vectors from normalized weights is proposed, explaining how penalty strength mediates probe accuracy and concept-vector stability and yielding structural predictions that qualitatively ali...
Ziqi Gao, Yao Zhu, Qingcheng Zeng et al.
· arXiv.org · 0 citations