HN tosh 6/16/2026

A Quick Intro to Nial

Tutorial introduction to Nial array programming language with left-to-right evaluation and English-like syntax.

Ax Xirui Kang, Yanpei Shi, Lucy Liang, Roy Gan, Dongxiu Liu, Pushi Zhang, Danpeng Chen, Xiaoyi Qin, Yinan Zheng, Jinliang Zheng, Hao Wang, Xianyuan Zhan, Hang Su 6/16/2026

X-Tokenizer: A Multimodal Action Tokenizer for Vision-Language-Action Pretraining

X-Tokenizer formulates action tokenization as semantic interface learning between vision-language models and robot control, moving beyond compression-focused approaches.

Ax Adiba Ejaz, Elias Bareinboim 6/16/2026

Relational Structural Causal Models

Relational structural causal models extending Pearl's causal framework to support reasoning about interventions with varying objects and relations.

Ax Adnan El Assadi, Roman Solomatin, Isaac Chung, Chenghao Xiao, Deep Shah, Manan Dey, Shriya Sudhakar, Zacharie Bugaud, Wissam Siblini, Ayush Sunil Munot, Yashwanth Devavarapu, Rakshitha Ireddi, Michelle Yang, M\'arton Kardos, Niklas Muennighoff, Kenneth Enevoldsen 6/16/2026

MVEB: Massive Video Embedding Benchmark

MVEB: 23-task benchmark evaluating 33 video embedding models across classification, clustering, retrieval, and video QA.

Ax Oxana Salish, Kuniyilh S 6/16/2026

Continual Backdoor Training in IoT/CPS

Study of backdoor attack vulnerabilities in continual learning systems for IoT and cyber-physical systems with evolving data patterns.