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Academic · 1 min

Imputation of Unknown Missingness in Sparse Electronic Health Records

arXiv:2602.20442v1 Announce Type: new Abstract: Machine learning holds great promise for advancing the field of medicine, with electronic health records (EHRs) serving as a primary …

Jun Han, Josue Nassar, Sanjit Singh Batra, Aldo Cordova-Palomera, Vijay Nori, Robert E. Tillman
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Academic · 1 min

Oracle-Robust Online Alignment for Large Language Models

arXiv:2602.20457v1 Announce Type: new Abstract: We study online alignment of large language models under misspecified preference feedback, where the observed preference oracle deviates from an …

Zimeng Li, Mudit Gaur, Vaneet Aggarwal
4 views
Academic · 1 min

Nonparametric Teaching of Attention Learners

arXiv:2602.20461v1 Announce Type: new Abstract: Attention learners, neural networks built on the attention mechanism, e.g., transformers, excel at learning the implicit relationships that relate sequences …

Chen Zhang, Jianghui Wang, Bingyang Cheng, Zhongtao Chen, Wendong XU, Cong Wang, Marco Canini, Francesco Orabona, Yik Chung WU, Ngai Wong
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Academic · 1 min

A Long-Short Flow-Map Perspective for Drifting Models

arXiv:2602.20463v1 Announce Type: new Abstract: This paper provides a reinterpretation of the Drifting Model~\cite{deng2026generative} through a semigroup-consistent long-short flow-map factorization. We show that a global …

Zhiqi Li, Bo Zhu
7 views
Academic · 1 min

VINA: Variational Invertible Neural Architectures

arXiv:2602.20480v1 Announce Type: new Abstract: The distinctive architectural features of normalizing flows (NFs), notably bijectivity and tractable Jacobians, make them well-suited for generative modeling. Invertible …

Shubhanshu Shekhar, Mohammad Javad Khojasteh, Ananya Acharya, Tony Tohme, Kamal Youcef-Toumi
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