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Multimodal large language models (MLLMs) have made remarkable progress in either temporal or spatial localization. However, they struggle to perform spatio-temporal video grounding. This limitation stems from two major challenges. Firstly,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Jiankang Wang , Zhihan Zhang , Zhihang Liu , Yang Li , Jiannan Ge , Hongtao Xie , Yongdong Zhang

3D Visual Grounding (3DVG) focuses on locating objects in 3D scenes based on natural language descriptions, serving as a fundamental task for embodied AI and robotics. Recent advances in Multi-modal Large Language Models (MLLMs) have…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Beining Xu , Siting Zhu , Zhao Jin , Junxian Li , Hesheng Wang

With the rapid advancement of artificial intelligence and robotics, the integration of Large Language Models (LLMs) with 3D vision is emerging as a transformative approach to enhancing robotic sensing technologies. This convergence enables…

Robotics · Computer Science 2025-11-19 Vinit Mehta , Charu Sharma , Karthick Thiyagarajan

Spatial intelligence is essential for multimodal large language models (MLLMs) operating in the complex physical world. Existing benchmarks, however, probe only single-image relations and thus fail to assess the multi-image spatial…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Sihan Yang , Runsen Xu , Yiman Xie , Sizhe Yang , Mo Li , Jingli Lin , Chenming Zhu , Xiaochen Chen , Haodong Duan , Xiangyu Yue , Dahua Lin , Tai Wang , Jiangmiao Pang

The Multi-Modal Large Language Model (MLLM) refers to an extension of the Large Language Model (LLM) equipped with the capability to receive and infer multi-modal data. Spatial awareness stands as one of the crucial abilities of MLLM,…

Artificial Intelligence · Computer Science 2023-11-02 Yongqiang Zhao , Zhenyu Li , Zhi Jin , Feng Zhang , Haiyan Zhao , Chengfeng Dou , Zhengwei Tao , Xinhai Xu , Donghong Liu

Reasoning segmentation aims to segment target objects in complex scenes based on human intent and spatial reasoning. While recent multimodal large language models (MLLMs) have demonstrated impressive 2D image reasoning segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Jiaxin Huang , Runnan Chen , Ziwen Li , Zhengqing Gao , Xiao He , Yandong Guo , Mingming Gong , Tongliang Liu

Although Multimodal Large Language Models have achieved remarkable progress, they still struggle with complex 3D spatial reasoning due to the reliance on 2D visual priors. Existing approaches typically mitigate this limitation either…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Jiahua Chen , Qihong Tang , Weinong Wang , Qi Fan

Multi-modal Large Language Models (MLLMs) exhibit impressive capabilities in 2D tasks, yet encounter challenges in discerning the spatial positions, interrelations, and causal logic in scenes when transitioning from 2D to 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Haomiao Xiong , Yunzhi Zhuge , Jiawen Zhu , Lu Zhang , Huchuan Lu

The exponential increase in video content poses significant challenges in terms of efficient navigation, search, and retrieval, thus requiring advanced video summarization techniques. Existing video summarization methods, which heavily rely…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Min Jung Lee , Dayoung Gong , Minsu Cho

The use of Multimodal Large Language Models (MLLMs) as an end-to-end solution for Embodied AI and Autonomous Driving has become a prevailing trend. While MLLMs have been extensively studied for visual semantic understanding tasks, their…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Yun Li , Yiming Zhang , Tao Lin , Xiangrui Liu , Wenxiao Cai , Zheng Liu , Bo Zhao

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…

Machine Learning · Computer Science 2025-06-04 Huanyu Zhang , Chengzu Li , Wenshan Wu , Shaoguang Mao , Yifan Zhang , Haochen Tian , Ivan Vulić , Zhang Zhang , Liang Wang , Tieniu Tan , Furu Wei

Large multimodal models exhibit remarkable intelligence, yet their embodied cognitive abilities during motion in open-ended urban 3D space remain to be explored. We introduce a benchmark to evaluate whether video-large language models…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Baining Zhao , Jianjie Fang , Zichao Dai , Ziyou Wang , Jirong Zha , Weichen Zhang , Chen Gao , Yue Wang , Jinqiang Cui , Xinlei Chen , Yong Li

As large language models (LLMs) evolve, their integration with 3D spatial data (3D-LLMs) has seen rapid progress, offering unprecedented capabilities for understanding and interacting with physical spaces. This survey provides a…

This research introduces a transformative framework for integrating Vision-Enhanced Large Language Models (LLMs) with advanced transformer-based architectures to tackle challenges in high-resolution image synthesis and multimodal data…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Karthikeya KV

Recently, Large Language Models (LLMs) and Multimodal Large Language Models (MLLMs) have shown promise in instruction following and 2D image understanding. While these models are powerful, they have not yet been developed to comprehend the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Senqiao Yang , Jiaming Liu , Ray Zhang , Mingjie Pan , Zoey Guo , Xiaoqi Li , Zehui Chen , Peng Gao , Yandong Guo , Shanghang Zhang

Recent advances in Multimodal Large Language Models (MLLMs) have significantly improved 2D visual understanding, prompting interest in their application to complex 3D reasoning tasks. However, it remains unclear whether these models can…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Xiaoyu Zhan , Wenxuan Huang , Hao Sun , Xinyu Fu , Changfeng Ma , Shaosheng Cao , Bohan Jia , Shaohui Lin , Zhenfei Yin , Lei Bai , Wanli Ouyang , Yuanqi Li , Jie Guo , Yanwen Guo

Spatial reasoning, which requires ability to perceive and manipulate spatial relationships in the 3D world, is a fundamental aspect of human intelligence, yet remains a persistent challenge for Multimodal large language models (MLLMs).…

Artificial Intelligence · Computer Science 2025-11-21 Weichen Liu , Qiyao Xue , Haoming Wang , Xiangyu Yin , Boyuan Yang , Wei Gao

Large Vision-Language Models (LVLMs) have demonstrated remarkable performance across a wide range of multimodal tasks. However, fine-tuning these models for domain-specific applications remains a computationally intensive challenge. This…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Chee Ng , Yuen Fung

There is a gap in the understanding of occluded objects in existing large-scale visual language multi-modal models. Current state-of-the-art multi-modal models fail to provide satisfactory results in describing occluded objects through…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Shuxin Yang , Xinhan Di

Multi-modal Large Language Models (MLLMs) have demonstrated remarkable capabilities in understanding and generating content across various modalities, such as images and text. However, their interpretability remains a challenge, hindering…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Loris Giulivi , Giacomo Boracchi