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Recent advancements in text-to-image (T2I) generative models have shown remarkable capabilities in producing diverse and imaginative visuals based on text prompts. Despite the advancement, these diffusion models sometimes struggle to…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Xiaohui Chen , Yongfei Liu , Yingxiang Yang , Jianbo Yuan , Quanzeng You , Li-Ping Liu , Hongxia Yang

Reinforcement Learning with Verifiable Rewards (RLVR) has demonstrated remarkable success in enhancing the reasoning capabilities of Large Language Models (LLMs). However, recent studies question whether RL genuinely expands reasoning…

机器学习 · 计算机科学 2026-02-04 Dayu Wang , Jiaye Yang , Weikang Li , Jiahui Liang , Yang Li

Planning remains a core challenge for large language models (LLMs), particularly in domains that require coherent multi-step action sequences grounded in external constraints. We introduce SymPlanner, a novel framework that equips LLMs with…

计算与语言 · 计算机科学 2025-10-07 Siheng Xiong , Zhangding Liu , Jieyu Zhou , Yusen Su

Spatial reasoning plays a vital role in both human cognition and machine intelligence, prompting new research into language models' (LMs) capabilities in this regard. However, existing benchmarks reveal shortcomings in evaluating…

计算与语言 · 计算机科学 2024-05-27 Fangjun Li , David C. Hogg , Anthony G. Cohn

The evolution of Large Vision-Language Models (LVLMs) has progressed from single to multi-image reasoning. Despite this advancement, our findings indicate that LVLMs struggle to robustly utilize information across multiple images, with…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Xinyu Tian , Shu Zou , Zhaoyuan Yang , Jing Zhang

Video spatial reasoning, which involves inferring the underlying spatial structure from observed video frames, poses a significant challenge for existing Multimodal Large Language Models (MLLMs). This limitation stems primarily from 1) the…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Kun Ouyang , Yuanxin Liu , Haoning Wu , Yi Liu , Hao Zhou , Jie Zhou , Fandong Meng , Xu Sun

Multimodal Large Language Models (MLLMs) have demonstrated impressive performance in general vision-language tasks. However, recent studies have exposed critical limitations in their spatial reasoning capabilities. This deficiency in…

Large language models (LLMs) are deployed on increasingly complex tasks that require multi-step decision-making. Understanding their algorithmic reasoning abilities is therefore crucial. However, we lack a diagnostic benchmark for…

机器学习 · 计算机科学 2026-02-12 Yu He , Yingxi Li , Colin White , Ellen Vitercik

Open-vocabulary 3D visual grounding aims to localize target objects based on free-form language queries, which is crucial for embodied AI applications such as autonomous navigation, robotics, and augmented reality. Learning 3D language…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Zhenyang Liu , Sixiao Zheng , Siyu Chen , Cairong Zhao , Longfei Liang , Xiangyang Xue , Yanwei Fu

Document parsing from scanned images into structured formats remains a significant challenge due to its complexly intertwined elements such as text paragraphs, figures, formulas, and tables. Existing supervised fine-tuning methods often…

计算与语言 · 计算机科学 2025-10-21 Baode Wang , Biao Wu , Weizhen Li , Meng Fang , Zuming Huang , Jun Huang , Haozhe Wang , Yanjie Liang , Ling Chen , Wei Chu , Yuan Qi

Multimodal large language models (MLLMs) have demonstrated remarkable abilities in comprehending visual input alongside text input. Typically, these models are trained on extensive data sourced from the internet, which are sufficient for…

机器人学 · 计算机科学 2025-05-20 Xuefei Sun , Doncey Albin , Cecilia Mauceri , Dusty Woods , Christoffer Heckman

Recent large language models (LLMs) show promise in design tasks, yet a fundamental misalignment persists: design thinking requires iterative intent formulation, while LLMs treat inputs as complete specifications. This challenges design…

人机交互 · 计算机科学 2026-01-27 Anqi Wang , Zhengyi Li , Xin Tong , Pan Hui

In the evolving landscape of conversational AI, generating concise, context-aware, and human-like dialogue using small and medium-sized language models (LLMs) remains a complex challenge. This study investigates the influence of LoRA rank,…

计算与语言 · 计算机科学 2025-04-15 Chitranshu Harbola , Anupam Purwar

We explore the application of large language models (LLMs) to empower domain experts in integrating large, heterogeneous, and noisy urban spatial datasets. Traditional rule-based integration methods are unable to cover all edge cases,…

人工智能 · 计算机科学 2025-08-08 Bin Han , Robert Wolfe , Anat Caspi , Bill Howe

Against the backdrop of enthusiasm for large language models (LLMs), there is a growing need to scientifically assess their capabilities and shortcomings. This is nontrivial in part because it is difficult to find tasks which the models…

One of the current trends in robotics is to employ large language models (LLMs) to provide non-predefined command execution and natural human-robot interaction. It is useful to have an environment map together with its language…

机器人学 · 计算机科学 2025-01-09 Evgenii Kruzhkov , Sven Behnke

Understanding how large language models (LLMs) represent and reason about spatial information is crucial for building robust agentic systems that can navigate real and simulated environments. In this work, we investigate the influence of…

人工智能 · 计算机科学 2025-02-25 Nicolas Martorell

Declarative spatial reasoning denotes the ability to (declaratively) specify and solve real-world problems related to geometric and qualitative spatial representation and reasoning within standard knowledge representation and reasoning (KR)…

人工智能 · 计算机科学 2015-06-17 Carl Schultz , Mehul Bhatt

We show that large language models (LLMs) can be adapted to be generalizable policies for embodied visual tasks. Our approach, called Large LAnguage model Reinforcement Learning Policy (LLaRP), adapts a pre-trained frozen LLM to take as…

Large language models (LLMs) have demonstrated impressive results in developing generalist planning agents for diverse tasks. However, grounding these plans in expansive, multi-floor, and multi-room environments presents a significant…

机器人学 · 计算机科学 2023-09-29 Krishan Rana , Jesse Haviland , Sourav Garg , Jad Abou-Chakra , Ian Reid , Niko Suenderhauf