Ax Vincent Grari, Tim Arni, Thibault Laugel, Sylvain Lamprier, James Zou, Marcin Detyniecki 4/7/2026

ACT: Agentic Classification Tree

ACT system combines decision trees with LLMs to provide transparent, interpretable, and auditable AI decisions on unstructured data.

Ax Tommy Sha (Kindred), Zhan Cheng (Kindred), Haotian Zhai (Kindred), Xuwei Ding (Kindred), Junnan Li (Kindred), Haixiang Tang (Kindred), Zaoting Sun (Kindred), Yanchuan Tang (Kindred), Yongzhe (Kindred), Yi, Yuan Gao, Anhao Li 4/7/2026

FAST-CAD: A Fairness-Aware Framework for Non-Contact Stroke Diagnosis

Fairness-aware stroke diagnosis framework combining domain-adversarial training with group distributionally robust optimization.

Ax Shaofeng Yin, Jiaxin Ge, Zora Zhiruo Wang, Chenyang Wang, Xiuyu Li, Michael J. Black, Trevor Darrell, Angjoo Kanazawa, Haiwen Feng 4/7/2026

Vision-as-Inverse-Graphics Agent via Interleaved Multimodal Reasoning

Vision-language agent framework combining inverse graphics with interleaved multimodal reasoning for reconstructing images into editable programs with spatial grounding.

Ax Ellen Xiaoqing Tan, Jack Lanchantin, Shehzaad Dhuliawala, Danwei Li, Thao Nguyen, Jing Xu, Ping Yu, Ilia Kulikov, Sainbayar Sukhbaatar, Jason Weston, Xian Li, Olga Golovneva 4/7/2026

Self-Improving Pretraining: using post-trained models to pretrain better models

Method improving language model pretraining by using post-trained models as data sources to instill desired behaviors like safety and reasoning earlier in training.

Ax Chanhyuk Lee, Jaehoon Yoo, Manan Agarwal, Sheel Shah, Jerry Huang, Aditi Raghunathan, Seunghoon Hong, Nicholas M. Boffi, Jinwoo Kim 4/7/2026

Flow Map Language Models: One-step Language Modeling via Continuous Denoising

Language model based on continuous flows over token embeddings demonstrating faster generation than discrete diffusion and autoregressive models with improved few-step quality.

Ax Delip Rao, Chris Callison-Burch 4/7/2026

Autorubric: Unifying Rubric-based LLM Evaluation

Open-source framework unifying rubric-based LLM evaluation techniques including ensemble judging, bias mitigation, and few-shot calibration with consistent implementation.

Ax Tenny Yin, Zhiting Mei, Zhonghe Zheng, Miyu Yamane, David Wang, Jade Sceats, Samuel M. Bateman, Lihan Zha, Apurva Badithela, Ola Shorinwa, Anirudha Majumdar 4/7/2026

PlayWorld: Learning Robot World Models from Autonomous Play

PlayWorld pipeline training action-conditioned video models on autonomous robot play data for improved world model physics prediction.