Ax Carlos Rodriguez-Pardo, Leonardo Chiani, Emanuele Borgonovo, Massimo Tavoni 4/2/2026

Neural Conditional Transport Maps

Neural framework for learning conditional optimal transport maps with hypernetworks that generate adaptive transport parameters for categorical and continuous variables.

Ax Alejandro Murillo-Gonzalez, Lantao Liu 4/2/2026

Situationally-Aware Dynamics Learning

Framework for online learning of hidden state representations in autonomous robots to handle unobserved factors in complex, unstructured environments.

Ax Chunyang Jiang, Chi-min Chan, Yiyang Cai, Yulong Liu, Wei Xue, Yike Guo 4/2/2026

Graceful Forgetting in Generative Language Models

Proposes graceful forgetting methods to mitigate negative transfer by selectively forgetting detrimental pre-training knowledge during fine-tuning of language models.

Ax Jubayer Ibn Hamid, Ifdita Hasan Orney, Ellen Xu, Chelsea Finn, Dorsa Sadigh 4/2/2026

Polychromic Objectives for Reinforcement Learning

Addresses mode collapse in reinforcement learning fine-tuning by introducing polychromic objectives that preserve policy diversity and enable better exploration.

Ax Asad Aali, Muhammad Ahmed Mohsin, Vasiliki Bikia, Arnav Singhvi, Richard Gaus, Suhana Bedi, Hejie Cui, Miguel Fuentes, Alyssa Unell, Yifan Mai, Jordan Cahoon, Michael Pfeffer, Roxana Daneshjou, Sanmi Koyejo, Emily Alsentzer, Christopher Potts, Nigam H. Shah, Akshay S. Chaudhari 4/2/2026

Structured Prompts Improve Evaluation of Language Models

Study showing structured prompts significantly improve LLM evaluation accuracy and reduce prompt-dependent variance in benchmark frameworks like HELM.

Ax Isha Chaudhary, Vedaant Jain, Prineet Parhar, Kavya Sachdeva, Avaljot Singh, Sayan Ranu, Gagandeep Singh 4/2/2026

Lumos: Let there be Language Model System Certification

Lumos framework for formally certifying language model system behaviors using imperative probabilistic programming with graph-based prompt generation.

Ax Eason Chen, Sophia Judicke, Kayla Beigh, Xinyi Tang, Isabel Wang, Nina Yuan, Zimo Xiao, Chuangji Li, Shizhuo Li, Reed Luttmer, Shreya Singh, Maria Yampolsky, Naman Parikh, Yvonne Zhao, Meiyi Chen, Scarlett Huang, Anishka Mohanty, Gregory Johnson, John Mackey, Jionghao Lin, Ken Koedinger 4/2/2026

Chat-Based Support Alone May Not Be Enough: Comparing Conversational and Embedded LLM Feedback for Mathematical Proof Learning

Empirical evaluation of GPTutor LLM tutoring system comparing embedded proof-review feedback versus chatbot support for discrete mathematics learning.

Ax Ruiying Li, Yunlang Zhou, YuYao Zhu, Kylin Chen, Jingyuan Wang, Sukai Wang, Kongtao Hu, Minhui Yu, Bowen Jiang, Zhan Su, Jiayao Ma, Xin He, Yongjian Shen, Yang Yang, Guanghui Ren, Maoqing Yao, Wenhao Wang, Yao Mu 4/2/2026

RoboClaw: An Agentic Framework for Scalable Long-Horizon Robotic Tasks

RoboClaw agentic framework unifying data collection, policy learning, and deployment for long-horizon robotic tasks with vision-language-action systems.

Ax Haoyang Fang, Shuai Zhang, Yifei Ma, Hengyi Wang, Cuixiong Hu, Katrin Kirchhoff, Bernie Wang, George Karypis 4/2/2026

OPERA: Online Data Pruning for Efficient Retrieval Model Adaptation

OPERA framework for data pruning in dense retrieval models that improves both efficiency and effectiveness of domain-specific finetuning through heterogeneous pair selection.

Ax Devashish Gaikwad, Wil M. P. van der Aalst, Gyunam Park 4/2/2026

Neuro-Symbolic Process Anomaly Detection

Neuro-symbolic approach combining neural networks with domain knowledge for process anomaly detection in event logs.