Publications

Peer-Reviewed

InFact: Informativeness Alignment for Improved LLM Factuality Roi Cohen, Russa Biswas, Gerard de Melo Findings of EMNLP 2025
I Don't Know: Explicit Modeling of Uncertainty with an [IDK] Token Roi Cohen, Konstantin Dobler, Eden Biran, Gerard de Melo NeurIPS 2024
Evaluating the Ripple Effects of Knowledge Editing in Language Models Roi Cohen, Eden Biran, Ori Yoran, Amir Globerson, Mor Geva TACL 2024
LM vs LM: Detecting Factual Errors via Cross-Examination Roi Cohen, May Hamri, Mor Geva, Amir Globerson EMNLP 2023
Crawling the Internal Knowledge-Base of Language Models Roi Cohen, Mor Geva, Jonathan Berant, Amir Globerson Findings of EACL 2023

Knowledgeless Language Models: Decoupling Linguistic Competence and Factual Knowledge Roi Cohen, Yvan Carre, Nick Lechtenborger, Hendrik Droste, Lucas Kerschke, Russa Biswas, Gerard de Melo, Jan Buys Under review, NeurIPS 2026
Uncertainty Beyond Geometry: Kernel-Based Functional Routing in LLMs Roi Cohen, Omri Fahn, Gerard de Melo Under review, COLM 2026
StyleAT: Defending Face Recognition Against Semantic Attacks Ben Shapira, Roi Cohen, Shang-Tse Chen, Mahmood Sharif Under review, ICML 2026
Unifying Latent Uncertainty Signals in Large Language Models for Improved Factual Precision Roi Cohen, Omri Fahn, Gerard de Melo Under review, ICLR 2026

Metacognition and the Source of Competence in Large Language Models Roi Cohen et al. ICML 2026 Workshop