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I/O performance is crucial to efficiency in data-intensive scientific computing; but tuning large-scale storage systems is complex, costly, and notoriously manpower-intensive, making it inaccessible for most domain scientists. To address…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-27 Chris Egersdoerfer , Philip Carns , Shane Snyder , Robert Ross , Dong Dai

Large-scale robot learning has made progress on complex manipulation tasks, yet long horizon, contact rich problems, especially those involving deformable objects, remain challenging due to inconsistent demonstration quality. We propose a…

Robotics · Computer Science 2026-04-28 Qianzhong Chen , Justin Yu , Mac Schwager , Pieter Abbeel , Yide Shentu , Philipp Wu

Multimodal Large Language Models (MLLMs) have demonstrated remarkable capabilities across diverse tasks, yet they lag significantly behind humans in spatial reasoning. We investigate this gap through Transformation-Driven Visual Reasoning…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Zongzhao Li , Zongyang Ma , Mingze Li , Songyou Li , Yu Rong , Tingyang Xu , Ziqi Zhang , Deli Zhao , Wenbing Huang

Navigating complex environments requires robots to effectively store observations as memories and leverage them to answer human queries about spatial locations, which is a critical yet underexplored research challenge. While prior work has…

Artificial Intelligence · Computer Science 2025-09-26 Yufan Mao , Hanjing Ye , Wenlong Dong , Chengjie Zhang , Hong Zhang

The memory capacity in edge devices is often limited due to constraints on cost, size, and power. Consequently, memory competition leads to inevitable page swapping in memory-constrained mixed-criticality edge devices, causing slow storage…

Operating Systems · Computer Science 2025-11-26 Meng-Chia Lee , Wen Sheng Lim , Yuan-Hao Chang , Tei-Wei Kuo

The acquisition of large-scale physical interaction data, a critical prerequisite for modern robot learning, is severely bottlenecked by the prohibitive cost and scalability limits of human-in-the-loop collection paradigms. To break this…

Robotics · Computer Science 2026-03-13 Yongzhong Wang , Keyu Zhu , Yong Zhong , Liqiong Wang , Jinyu Yang , Feng Zheng

Modern paradigms for robot imitation train expressive policy architectures on large amounts of human demonstration data. Yet performance on contact-rich, deformable-object, and long-horizon tasks plateau far below perfect execution, even…

Robotics · Computer Science 2025-09-10 Zheyuan Hu , Robyn Wu , Naveen Enock , Jasmine Li , Riya Kadakia , Zackory Erickson , Aviral Kumar

Spatial reasoning is a cornerstone capability for intelligent systems to perceive and interact with the physical world. However, multimodal large language models (MLLMs) frequently suffer from hallucinations and imprecision when parsing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Shi-Yu Tian , Zhi Zhou , Kun-Yang Yu , Ming Yang , Yang Chen , Ziqiao Shang , Lan-Zhe Guo , Yu-Feng Li

The reliability of autonomous systems depends on their robustness, i.e., their ability to meet their objectives under uncertainty. In this paper, we study spatiotemporal robustness of temporal logic specifications evaluated over…

Artificial Intelligence · Computer Science 2026-05-19 Oliver Schön , Lars Lindemann

Spatiotemporal reasoning plays a key role in Cyber-Physical Systems (CPS). Despite advances in Large Language Models (LLMs) and Large Reasoning Models (LRMs), their capacity to reason about complex spatiotemporal signals remains…

Artificial Intelligence · Computer Science 2026-01-13 Pengrui Quan , Brian Wang , Kang Yang , Liying Han , Mani Srivastava

While many text-to-audio systems produce monophonic or fixed-stereo outputs, generating audio with user-defined spatial properties remains a challenge. Existing deep learning-based spatialization methods often rely on latent-space…

Sound · Computer Science 2025-09-16 Tutti Chi , Letian Gao , Yixiao Zhang

Recently we have witnessed the rapid development of video question answering models. However, most models can only handle simple videos in terms of temporal reasoning, and their performance tends to drop when answering temporal-reasoning…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Yueqian Wang , Yuxuan Wang , Kai Chen , Dongyan Zhao

Coordinating multi-robot systems (MRS) to search in unknown environments is particularly challenging for tasks that require semantic reasoning beyond geometric exploration. Classical coordination strategies rely on frontier coverage or…

Robotics · Computer Science 2026-04-20 Ruiyang Wang , Hao-Lun Hsu , Jiwoo Kim , Miroslav Pajic

Temporal question answering (TQA) remains a challenge for large language models (LLMs), particularly when retrieved content may be irrelevant, outdated, or temporally inconsistent. This is especially critical in applications like clinical…

Diffusion Language Models (DLMs) enable parallel decoding via iterative denoising, where remasking strategies play a critical role in balancing inference speed and output quality. Existing methods predominantly rely on static confidence…

Computation and Language · Computer Science 2026-02-24 Xinhao Sun , Huaijin Zhao , Maoliang Li , Zihao Zheng , Jiayu Chen , Yun Liang , Xiang Chen

Multi-agent systems based on large language models, particularly centralized architectures, have recently shown strong potential for complex and knowledge-intensive tasks. However, central agents often suffer from unstable long-horizon…

Artificial Intelligence · Computer Science 2026-01-12 Ruizhe Zhang , Xinke Jiang , Zhibang Yang , Zhixin Zhang , Jiaran Gao , Yuzhen Xiao , Hongbin Lai , Xu Chu , Junfeng Zhao , Yasha Wang

Generating step-by-step "chain-of-thought" rationales improves language model performance on complex reasoning tasks like mathematics or commonsense question-answering. However, inducing language model rationale generation currently…

Machine Learning · Computer Science 2022-05-23 Eric Zelikman , Yuhuai Wu , Jesse Mu , Noah D. Goodman

Robotic manipulation in open-world environments requires reasoning across semantics, geometry, and long-horizon action dynamics. Existing hierarchical Vision-Language-Action (VLA) frameworks typically use 2D representations to connect…

Mobile GUI agents excel at immediate reactive control but frequently fail in realistic, long-horizon tasks that require memory. This failure stems from a fundamental conflict between limited context windows and token-heavy screenshots. To…

Computation and Language · Computer Science 2026-05-29 Junyang Wang , Haiyang Xu , Xi Zhang , Zhaoqing Zhu , Ming Yan , Jieping Ye , Jitao Sang

Large language models (LLMs) are increasingly used as tool-augmented agents for multi-step decision making, yet training robust tool-using agents remains challenging. Existing methods still require manual intervention, depend on…