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With the bloom of Large Language Models (LLMs), Multimodal Large Language Models (MLLMs) that incorporate LLMs with pre-trained vision models have recently demonstrated impressive performance across diverse vision-language tasks. However,…

Computation and Language · Computer Science 2026-01-13 Ziyue Wang , Chi Chen , Yiqi Zhu , Fuwen Luo , Peng Li , Ming Yan , Ji Zhang , Fei Huang , Maosong Sun , Yang Liu

The Large Vision-Language Model (LVLM) has enhanced the performance of various downstream tasks in visual-language understanding. Most existing approaches encode images and videos into separate feature spaces, which are then fed as inputs…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Bin Lin , Yang Ye , Bin Zhu , Jiaxi Cui , Munan Ning , Peng Jin , Li Yuan

Multimodal foundation models (MFMs) have demonstrated significant success in tasks such as visual captioning, question answering, and image-text retrieval. However, these models face inherent limitations due to their finite internal…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Xingjian Diao , Chunhui Zhang , Weiyi Wu , Zhongyu Ouyang , Peijun Qing , Ming Cheng , Soroush Vosoughi , Jiang Gui

Latent Action Models (LAMs) have rapidly gained traction as an important component in the pre-training pipelines of leading Vision-Language-Action models. However, they fail when observations contain action-correlated distractors, often…

We present a simplified, task-agnostic multi-modal pre-training approach that can accept either video or text input, or both for a variety of end tasks. Existing pre-training are task-specific by adopting either a single cross-modal encoder…

Computer Vision and Pattern Recognition · Computer Science 2021-10-04 Hu Xu , Gargi Ghosh , Po-Yao Huang , Prahal Arora , Masoumeh Aminzadeh , Christoph Feichtenhofer , Florian Metze , Luke Zettlemoyer

Large Language Models (LLMs) have strong instruction-following capability to interpret and execute tasks as directed by human commands. Multimodal Large Language Models (MLLMs) have inferior instruction-following ability compared to LLMs.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Te Yang , Jian Jia , Xiangyu Zhu , Weisong Zhao , Bo Wang , Yanhua Cheng , Yan Li , Shengyuan Liu , Quan Chen , Peng Jiang , Kun Gai , Zhen Lei

Temporal language grounding (TLG) is a fundamental and challenging problem for vision and language understanding. Existing methods mainly focus on fully supervised setting with temporal boundary labels for training, which, however, suffers…

Computer Vision and Pattern Recognition · Computer Science 2021-07-01 Yuechen Wang , Jiajun Deng , Wengang Zhou , Houqiang Li

Weakly-supervised vision-language (V-L) pre-training (W-VLP) aims at learning cross-modal alignment with little or no paired data, such as aligned images and captions. Recent W-VLP methods, which pair visual features with object tags, help…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Tzu-Jui Julius Wang , Jorma Laaksonen , Tomas Langer , Heikki Arponen , Tom E. Bishop

Multi-modal Large Language Model (MLLM) refers to a model expanded from a Large Language Model (LLM) that possesses the capability to handle and infer multi-modal data. Current MLLMs typically begin by using LLMs to decompose tasks into…

Computation and Language · Computer Science 2023-09-01 Yongqiang Zhao , Zhenyu Li , Feng Zhang , Xinhai Xu , Donghong Liu

Enhancing the temporal understanding of Multimodal Large Language Models (MLLMs) is essential for advancing long-form video analysis, enabling tasks such as temporal localization, action detection, and time-sensitive question answering.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Tao Wu , Li Yang , Gen Zhan , Yabin Zhang , Yiting Liao , Junlin Li , Deliang Fu , Li Zhang , Limin Wang

We propose weakly supervised language localization networks (WSLLN) to detect events in long, untrimmed videos given language queries. To learn the correspondence between visual segments and texts, most previous methods require temporal…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Mingfei Gao , Larry S. Davis , Richard Socher , Caiming Xiong

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

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

Visual Language Navigation (VLN) is a fundamental task within the field of Embodied AI, focusing on the ability of agents to navigate complex environments based on natural language instructions. Despite the progress made by existing…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Ruoyu Wang , Tong Yu , Junda Wu , Yao Liu , Julian McAuley , Lina Yao

Vision-language pre-training (VLP) on large-scale image-text pairs has recently witnessed rapid progress for learning cross-modal representations. Existing pre-training methods either directly concatenate image representation and text…

Computation and Language · Computer Science 2021-03-16 Chenliang Li , Ming Yan , Haiyang Xu , Fuli Luo , Wei Wang , Bin Bi , Songfang Huang

Point-supervised Temporal Action Localization (PTAL) adopts a lightly frame-annotated paradigm (\textit{i.e.}, labeling only a single frame per action instance) to train a model to effectively locate action instances within untrimmed…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Yunchuan Ma , Laiyun Qing , Guorong Li , Yuqing Liu , Yuankai Qi , Qingming Huang

Weakly-supervised temporal action localization (WTAL) learns to detect and classify action instances with only category labels. Most methods widely adopt the off-the-shelf Classification-Based Pre-training (CBP) to generate video features…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Chen Ju , Kunhao Zheng , Jinxiang Liu , Peisen Zhao , Ya Zhang , Jianlong Chang , Yanfeng Wang , Qi Tian

Large Language Models (LLMs) have demonstrated exceptional proficiency in text understanding and embedding tasks. However, their potential in multimodal representation, particularly for item-to-item (I2I) recommendations, remains…

Information Retrieval · Computer Science 2025-01-22 Chao Zhang , Haoxin Zhang , Shiwei Wu , Di Wu , Tong Xu , Xiangyu Zhao , Yan Gao , Yao Hu , Enhong Chen

Vision language models (VLMs) have shown remarkable capabilities in integrating linguistic and visual reasoning but remain fundamentally limited in understanding dynamic spatiotemporal interactions. Humans effortlessly track and reason…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Shijie Zhou , Alexander Vilesov , Xuehai He , Ziyu Wan , Shuwang Zhang , Aditya Nagachandra , Di Chang , Dongdong Chen , Xin Eric Wang , Achuta Kadambi

Recent advancements in multimodal techniques open exciting possibilities for models excelling in diverse tasks involving text, audio, and image processing. Models like GPT-4V, blending computer vision and language modeling, excel in complex…

Computation and Language · Computer Science 2023-10-20 Xiang Zhang , Senyu Li , Zijun Wu , Ning Shi