3 papers
cs.CL2026
"Many Are My Names": The Anatomy of the Assistant and Its Personas via Sparse Autoencoders
Adelaide Danilov, Aria Nourbakhsh, Oleksandr Marchenko Breneur +1
How a language model internally represents who is speaking, the Assistant, an assigned roleplay persona, or a narrated story character, remains underexplored. We study speaker repr…
cs.LG2026
CSULoRA: Closest Safe Update Low-Rank Adaptation
Oleksandr Marchenko Breneur, Adelaide Danilov, Aria Nourbakhsh +1
Low-rank adaptation has become a standard method for parameter-efficient fine-tuning of large language models, but even small amounts of unsafe or adversarial fine-tuning data can…
cs.CL2026
NOTAI.AI: Explainable Detection of Machine-Generated Text via Curvature and Feature Attribution
Oleksandr Marchenko Breneur, Adelaide Danilov, Aria Nourbakhsh +1
We present NOTAI.AI, an explainable framework for machine-generated text detection that extends Fast-DetectGPT by integrating curvature-based signals with neural and stylometric fe…