Ax Antoine Boutet, Lucas Magnana, Juliette S\'en\'echal 5/21/2026

Towards the Anonymization of the Language Modeling

Privacy-preserving language modeling approach to prevent memorization and exposure of sensitive personal information in fine-tuned models.

Ax Yannis Montreuil, Letian Yu, Axel Carlier, Lai Xing Ng, Wei Tsang Ooi 5/21/2026

Adversarial Robustness in One-Stage Learning-to-Defer

Analyzes adversarial robustness in learning-to-defer systems where inputs are routed to predictors or experts, extending prior two-stage analyses to one-stage joint training.

Ax Haozhen Zhang, Haodong Yue, Tao Feng, Quanyu Long, Jianzhu Bao, Bowen Jin, Weizhi Zhang, Xiao Li, Jiaxuan You, Chengwei Qin, Wenya Wang 5/21/2026

Learning Query-Aware Budget-Tier Routing for Runtime Agent Memory

Query-aware runtime memory routing system for LLM agents operating across extended context windows with cost-performance tradeoffs.

Ax Hui Lu, Zheng Chai, Shipeng Bai, Hao Zhang, Zhifang Fan, Kunmin Bai, Ke Sun, Yingwen Wu, Bingzheng Wei, Xiang Sun, Ziyan Gong, Tianyi Liu, Hua Chen, Deping Xie, Zhongkai Chen, Zhiliang Guo, Qiwei Chen, Yuchao Zheng 5/21/2026

Compute Only Once: UG-Separation for Efficient Large Recommendation Models

UG-Separation technique reducing compute costs in large recommendation models by decoupling user and group feature interactions.

Ax Yannis Montreuil, Le\"ina Montreuil, Axel Carlier, Lai Xing Ng, Wei Tsang Ooi 5/21/2026

Learning-to-Defer with Expert-Conditional Advice

Framework for routing inputs to experts with dynamic information selection, applicable to LLM systems with retrieved documents and tool outputs.

Ax Lin Song, Wenbo Li, Guoqing Ma, Wei Tang, Bo Wang, Yuan Zhang, Yijun Yang, Yicheng Xiao, Jianhui Liu, Yanbing Zhang, Guohui Zhang, Wenhu Zhang, Hang Xu, Nan Jiang, Xin Han, Haoze Sun, Maoquan Zhang, Haoyang Huang, Nan Duan 5/21/2026

JoyAI-Image: Awaking Spatial Intelligence in Unified Multimodal Understanding and Generation

JoyAI-Image unified multimodal foundation model combines spatially-enhanced MLLM with diffusion transformer for visual understanding and image generation.

Ax Dang Hoang Duy, Yannis Montreuil, Maxime Meyer, Axel Carlier, Lai Xing Ng, Wei Tsang Ooi 5/21/2026

Online Learning-to-Defer with Varying Experts

First online learning-to-defer algorithm for multiclass classification with dynamically varying expert pools and streaming data.

Ax Ryan Wei Heng Quek, Sanghyuk Lee, Alfred Wei Lun Leong, Arun Verma, Alok Prakash, Nancy F. Chen, Bryan Kian Hsiang Low, Daniela Rus, Armando Solar-Lezama 5/21/2026

MeMo: Memory as a Model

MeMo framework encodes new knowledge into dedicated memory models while keeping LLMs frozen, enabling efficient incorporation of domain-specific information without retraining.