Ax Andr\'es G. Mej\'ia Ram\'on, Kate Dudgeon, Nina Witteveen, Dolores Piperno, Michael Kloster, Luigi Palopoli, M\'onica Moraes R., Jos\'e M. Capriles, Umberto Lombardo 3/13/2026

Leveraging Phytolith Research using Artificial Intelligence

Sorometry pipeline for automated phytolith analysis using AI to digitize and classify microscope images, replacing manual labor-intensive analysis.

Ax Qijun Liao (School of Mechanical Engineering, University of Science and Technology Beijing, China), Jue Yang (School of Mechanical Engineering, University of Science and Technology Beijing, China), Yiting Kang (School of Mechanical Engineering, University of Science and Technology Beijing, China), Xinxin Zhao (School of Mechanical Engineering, University of Science and Technology Beijing, China), Yong Zhang (Jiangsu XCMG Construction Machinery Research Institute Co., Ltd., China), Mingan Zhao (Jiangsu XCMG Construction Machinery Research Institute Co., Ltd., China) 3/13/2026

Hybrid Energy-Aware Reward Shaping: A Unified Lightweight Physics-Guided Methodology for Policy Optimization

H-EARS combines potential-based reward shaping with energy-aware regularization for efficient deep reinforcement learning control.

Ax J\'er\^ome Adriaens (Neuroengineering Lab, Department of Electrical Engineering and Computer Science, University of Li\`ege), Guillaume Drion (Neuroengineering Lab, Department of Electrical Engineering and Computer Science, University of Li\`ege), Pierre Sacr\'e (Neuroengineering Lab, Department of Electrical Engineering and Computer Science, University of Li\`ege) 3/13/2026

Context-dependent manifold learning: A neuromodulated constrained autoencoder approach

Neuromodulated constrained autoencoders for context-dependent dimensionality reduction in varying environments.

Ax Aleksei Petrenko, Ben Lipkin, Kevin Chen, Erik Wijmans, Marco Cusumano-Towner, Raja Giryes, Philipp Kr\"ahenb\"uhl 3/13/2026

Entropy-Preserving Reinforcement Learning

Policy gradient methods for LLM reasoning naturally reduce trajectory diversity; proposes entropy-preserving training approach.

Ax Zhi-Song Liu, Wenqing Peng, Helmi Toropainen, Ammar Kheder, Andreas Rupp, Holger Froning, Xiaojie Lin, Michael Boy 3/13/2026

Inverse Neural Operator for ODE Parameter Optimization

Two-stage framework using Conditional Fourier Neural Operators to recover hidden ODE parameters from sparse observations.

Ax Gaspard Berthelier, Tahar Nabil, Etienne Le Naour, Richard Niamke, Samir Perlaza, Giovanni Neglia 3/13/2026

On the Role of Reversible Instance Normalization

Analyzes the role of reversible instance normalization in time series forecasting, addressing distribution shifts in temporal and spatial data.

Ax Maximilian Schmidt, Swantje Plambeck, Markus Knitt, Hendrik Rose, Goerschwin Fey, Jan Christian Wieck, Stephan Balduin 3/13/2026

Flowcean - Model Learning for Cyber-Physical Systems

Flowcean framework automates data-driven model generation for cyber-physical systems with modular architecture.

Ax Zhoujun Cheng, Yutao Xie, Yuxiao Qu, Amrith Setlur, Shibo Hao, Varad Pimpalkhute, Tongtong Liang, Feng Yao, Zhengzhong Liu, Eric Xing, Virginia Smith, Ruslan Salakhutdinov, Zhiting Hu, Taylor Killian, Aviral Kumar 3/13/2026

IsoCompute Playbook: Optimally Scaling Sampling Compute for LLM RL

IsoCompute scaling laws for optimal allocation of sampling compute across rollouts, problems, and update steps in LLM RL post-training.

Ax Fengwei Tian, Payel Bhattacharjee, Heidi Hanson, Geoffrey D. Rubin, Joseph Y. Lo, Ravi Tandon 3/13/2026

STAMP: Selective Task-Aware Mechanism for Text Privacy

STAMP framework for text privatization using task-aware token-level privacy budget allocation balancing privacy sensitivity and task utility.