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Vision-Language Models (VLMs) exhibit remarkable common-sense and semantic reasoning capabilities. However, they lack a grounded understanding of physical dynamics. This limitation arises from training VLMs on static internet-scale…

Robotics · Computer Science 2026-04-01 Haowen Liu , Shaoxiong Yao , Haonan Chen , Jiawei Gao , Jiayuan Mao , Jia-Bin Huang , Yilun Du

Embodied reasoning is inherently viewpoint-dependent: what is visible, occluded, or reachable depends critically on where the agent stands. However, existing spatial memory systems for embodied agents typically store either multi-view…

Artificial Intelligence · Computer Science 2026-03-17 JooHyun Park , HyeongYeop Kang

We propose PIGLeT: a model that learns physical commonsense knowledge through interaction, and then uses this knowledge to ground language. We factorize PIGLeT into a physical dynamics model, and a separate language model. Our dynamics…

Computation and Language · Computer Science 2022-02-01 Rowan Zellers , Ari Holtzman , Matthew Peters , Roozbeh Mottaghi , Aniruddha Kembhavi , Ali Farhadi , Yejin Choi

There is growing interest in using machine learning (ML) methods for structural metamodeling due to the substantial computational cost of traditional simulations. Purely data-driven strategies often face limitations in model robustness,…

Applied Physics · Physics 2024-04-30 R. Bailey Bond , Pu Ren , Jerome F. Hajjar , Hao Sun

Although Vision Language Models (VLMs) exhibit strong perceptual abilities and impressive visual reasoning, they struggle with attention to detail and precise action planning in complex, dynamic environments, leading to subpar performance.…

Artificial Intelligence · Computer Science 2025-08-08 Xinrun Xu , Pi Bu , Ye Wang , Börje F. Karlsson , Ziming Wang , Tengtao Song , Qi Zhu , Jun Song , Zhiming Ding , Bo Zheng

Endowing Large Multimodal Models (LMMs) with visual grounding capability can significantly enhance AIs' understanding of the visual world and their interaction with humans. However, existing methods typically fine-tune the parameters of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Size Wu , Sheng Jin , Wenwei Zhang , Lumin Xu , Wentao Liu , Wei Li , Chen Change Loy

While Large Language Models (LLMs) excel at reasoning on text and Vision-Language Models (VLMs) are highly effective for visual perception, applying those models for visual instruction-based planning remains a widely open problem. In this…

Machine Learning · Computer Science 2025-09-11 Mohamed Salim Aissi , Clemence Grislain , Mohamed Chetouani , Olivier Sigaud , Laure Soulier , Nicolas Thome

Understanding and reasoning about spatial relationships is a fundamental capability for Visual Question Answering (VQA) and robotics. While Vision Language Models (VLM) have demonstrated remarkable performance in certain VQA benchmarks,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Boyuan Chen , Zhuo Xu , Sean Kirmani , Brian Ichter , Danny Driess , Pete Florence , Dorsa Sadigh , Leonidas Guibas , Fei Xia

Mechanical reasoning is a hallmark of human intelligence, defined by its ubiquitous yet irreplaceable role in human activities ranging from routine tasks to civil engineering. Embedding machines with mechanical reasoning is therefore an…

Artificial Intelligence · Computer Science 2025-08-14 Haoran Sun , Qingying Gao , Haiyun Lyu , Dezhi Luo , Yijiang Li , Hokin Deng

Modern Vision-Language Models (VLMs) remain poorly characterized in multi-step visual interactions, particularly in how they integrate perception, memory, and action over long horizons. We introduce VisGym, a gymnasium of 17 environments…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Zirui Wang , Junyi Zhang , Jiaxin Ge , Long Lian , Letian Fu , Lisa Dunlap , Ken Goldberg , XuDong Wang , Ion Stoica , David M. Chan , Sewon Min , Joseph E. Gonzalez

The scarcity of large-scale robotic data has motivated the repurposing of foundation models from other modalities for policy learning. In this work, we introduce PhysGen (Learning Physics from Pretrained Video Generation Models), a scalable…

Robotics · Computer Science 2026-04-24 Zijian Song , Qichang Li , Sihan Qin , Yuhao Chen , Tianshui Chen , Liang Lin , Guangrun Wang

Advancements in large language models (LLMs) have demonstrated their potential in facilitating high-level reasoning, logical reasoning and robotics planning. Recently, LLMs have also been able to generate reward functions for low-level…

Robotics · Computer Science 2024-02-21 Marta Skreta , Zihan Zhou , Jia Lin Yuan , Kourosh Darvish , Alán Aspuru-Guzik , Animesh Garg

Vision Language Models (VLMs) perform well on standard video tasks but struggle with physics-related reasoning involving motion dynamics and spatial interactions. We present a novel approach to address this gap by translating physical-world…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Xiyang Wu , Zongxia Li , Jihui Jin , Guangyao Shi , Gouthaman KV , Vishnu Raj , Nilotpal Sinha , Jingxi Chen , Fan Du , Dinesh Manocha

Existing LLM-based role-playing methods often rely on superficial textual descriptions or simplistic metrics, inadequately modeling both intrinsic and extrinsic character dimensions. Additionally, they typically simulate character memory…

Computation and Language · Computer Science 2025-10-21 Xilong Cheng , Yunxiao Qin , Yuting Tan , Zhengnan Li , Ye Wang , Hongjiang Xiao , Yuan Zhang

Visual imitation learning (VIL) provides an efficient and intuitive strategy for robotic systems to acquire novel skills. Recent advancements in foundation models, particularly Vision Language Models (VLMs), have demonstrated remarkable…

Robotics · Computer Science 2025-07-29 Guangyan Chen , Meiling Wang , Te Cui , Yao Mu , Haoyang Lu , Zicai Peng , Mengxiao Hu , Tianxing Zhou , Mengyin Fu , Yi Yang , Yufeng Yue

Can large language models predict physical and mechanical polymer properties simply by reading unstructured scientific prose? Polymer performance is rarely determined by chemical structure alone; identical nominal polymers can exhibit…

Machine Learning · Computer Science 2026-05-12 Yuchu Liu , Rui Zhu , Jingwei Xiong , Haixu Tang

Vision-Language Models (VLMs) are increasingly applied to robotic perception and manipulation, yet their ability to infer physical properties required for manipulation remains limited. In particular, estimating the mass of real-world…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Hisayuki Yokomizo , Taiki Miyanishi , Yan Gang , Shuhei Kurita , Nakamasa Inoue , Yusuke Iwasawa

Numerical modeling of different structural materials that have highly nonlinear behaviors has always been a challenging problem in engineering disciplines. Experimental data is commonly used to characterize this behavior. This study aims to…

Machine Learning · Computer Science 2020-07-28 Elif Ecem Bas , Denis Aslangil , Mohamed A. Moustafa

In this study, we are interested in imbuing robots with the capability of physically-grounded task planning. Recent advancements have shown that large language models (LLMs) possess extensive knowledge useful in robotic tasks, especially in…

Robotics · Computer Science 2023-12-27 Yingdong Hu , Fanqi Lin , Tong Zhang , Li Yi , Yang Gao

Recent progress in vision language foundation models has shown their ability to understand multimodal data and resolve complicated vision language tasks, including robotics manipulation. We seek a straightforward way of making use of…