Ax Tom Kempton, Julia Rozanova, Parameswaran Kamalaruban, Maeve Madigan, Karolina Wresilo, Yoann L. Launay, David Sutton, Stuart Burrell 2/13/2026

DMAP: A Distribution Map for Text

DMAP method for analyzing text using LLM next-token probability distributions, improving on perplexity metrics for context-dependent interpretation.

Ax John Muchovej, Amanda Royka, Shane Lee, Julian Jara-Ettinger 2/13/2026

GPT-4o Lacks Core Features of Theory of Mind

Evaluation framework testing whether GPT-4o possesses theory of mind via causal mental state models. LLM capability research and evaluation.

Ax Krish Agarwal, Zhuoming Chen, Cheng Luo, Yongqi Chen, Haizhong Zheng, Xun Huang, Atri Rudra, Beidi Chen 2/13/2026

MonarchRT: Efficient Attention for Real-Time Video Generation

Efficient attention mechanism for real-time video generation using diffusion transformers. Developer tool for reducing computational bottlenecks.

Ax Leon Liangyu Chen, Haoyu Ma, Zhipeng Fan, Ziqi Huang, Animesh Sinha, Xiaoliang Dai, Jialiang Wang, Zecheng He, Jianwei Yang, Chunyuan Li, Junzhe Sun, Chu Wang, Serena Yeung-Levy, Felix Juefei-Xu 2/13/2026

UniT: Unified Multimodal Chain-of-Thought Test-time Scaling

Unified multimodal model with test-time scaling via chain-of-thought reasoning for complex tasks. LLM application combining vision and language.

Ax Thanh Linh Nguyen, Dinh Thai Hoang, Diep N. Nguyen, Quoc-Viet Pham 2/13/2026

Right Reward Right Time for Federated Learning

Incentive mechanism for federated learning that prioritizes high-quality contributions during critical learning periods.

Ax Hiroki Naganuma, Kotaro Yoshida, Laura Gomezjurado Gonzalez, Takafumi Horie, Yuji Naraki, Ryotaro Shimizu 2/13/2026

On Fairness of Task Arithmetic: The Role of Task Vectors

Analysis of fairness impacts when using task vectors for efficient model editing through task arithmetic operations.

Ax Dhruv Agarwal, Bodhisattwa Prasad Majumder, Reece Adamson, Megha Chakravorty, Satvika Reddy Gavireddy, Aditya Parashar, Harshit Surana, Bhavana Dalvi Mishra, Andrew McCallum, Ashish Sabharwal, Peter Clark 2/13/2026

AutoDiscovery: Open-ended Scientific Discovery via Bayesian Surprise

Framework for autonomous scientific discovery using LLMs guided by Bayesian surprise to identify novel research questions without human direction.

Ax Sungjun Lim, Kangjun Noh, Youngjun Choi, Heeyoung Lee, Kyungwoo Song 2/13/2026

Uncertainty-driven Embedding Convolution

Ensemble method combining text embeddings while accounting for model-specific uncertainty across domains and tasks.

Ax Dmitry Eremeev, Oleg Platonov, Gleb Bazhenov, Artem Babenko, Liudmila Prokhorenkova 2/13/2026

GraphPFN: A Prior-Data Fitted Graph Foundation Model

Prior-data fitted networks applied to graph domain, addressing transferability and data scarcity challenges in graph foundation models.

Ax Patrick Langer, Thomas Kaar, Max Rosenblattl, Maxwell A. Xu, Winnie Chow, Martin Maritsch, Robert Jakob, Ning Wang, Aradhana Verma, Brian Han, Daniel Seung Kim, Henry Chubb, Scott Ceresnak, Aydin Zahedivash, Alexander Tarlochan Singh Sandhu, Fatima Rodriguez, Daniel McDuff, Elgar Fleisch, Oliver Aalami, Filipe Barata, Paul Schmiedmayer 2/13/2026

OpenTSLM: Time-Series Language Models for Reasoning over Multivariate Medical Text- and Time-Series Data

OpenTSLM integrates time series as native modality into LLMs for clinical data reasoning, addressing LLM limitations with temporal data.

Ax Mohit Meena, Yash Punjabi, Abhishek A, Vishal Sharma, Mahesh Chandran 2/13/2026

Self-Adaptive Graph Mixture of Models

Self-adaptive ensemble method for graph neural networks that selects best model per sample without additional training.

Ax Antonin Sulc 2/13/2026

Modal Logical Neural Networks

Neurosymbolic framework integrating modal logic with neural networks for reasoning about necessity and possibility.

Ax Lucas Monteiro Paes, Nivedha Sivakumar, Yinong Oliver Wang, Masha Fedzechkina, Barry-John Theobald, Luca Zappella, Nicholas Apostoloff 2/13/2026

DSO: Direct Steering Optimization for Bias Mitigation

Direct steering optimization method for mitigating demographic bias in vision-language models with user-controlled tradeoffs.