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In recent times, Vision-Language Models (VLMs) have been trained under two predominant paradigms. Generative training has enabled Multimodal Large Language Models (MLLMs) to tackle various complex tasks, yet issues such as hallucinations…

计算机视觉与模式识别 · 计算机科学 2024-11-04 Wei Chow , Juncheng Li , Qifan Yu , Kaihang Pan , Hao Fei , Zhiqi Ge , Shuai Yang , Siliang Tang , Hanwang Zhang , Qianru Sun

Long videos, ranging from minutes to hours, present significant challenges for current Multi-modal Large Language Models (MLLMs) due to their complex events, diverse scenes, and long-range dependencies. Direct encoding of such videos is…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Zizhong Li , Haopeng Zhang , Jiawei Zhang

We introduce a multi-modal diffusion model tailored for the bi-directional conditional generation of video and audio. We propose a joint contrastive training loss to improve the synchronization between visual and auditory occurrences. We…

机器学习 · 计算机科学 2024-10-10 Ruihan Yang , Hannes Gamper , Sebastian Braun

Despite remarkable progress toward general-purpose video models, a critical question remains unanswered: how far are these models from achieving true multimodal reasoning? Existing benchmarks fail to address this question rigorously, as…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Xiaotian Zhang , Jianhui Wei , Yuan Wang , Jie Tan , Yichen Li , Yan Zhang , Ziyi Chen , Daoan Zhang , Dezhi YU , Wei Xu , Songtao Jiang , Zuozhu Liu

We study video-grounded dialogue generation, where a response is generated based on the dialogue context and the associated video. The primary challenges of this task lie in (1) the difficulty of integrating video data into pre-trained…

计算与语言 · 计算机科学 2022-10-25 Xueliang Zhao , Yuxuan Wang , Chongyang Tao , Chenshuo Wang , Dongyan Zhao

Multimodal Contrastive Learning (MCL) advances in aligning different modalities and generating multimodal representations in a joint space. By leveraging contrastive learning across diverse modalities, large-scale multimodal data enhances…

机器学习 · 计算机科学 2025-09-23 Xiaohao Liu , Xiaobo Xia , See-Kiong Ng , Tat-Seng Chua

The MEDIQA-M3G 2024 challenge necessitates novel solutions for Multilingual & Multimodal Medical Answer Generation in dermatology (wai Yim et al., 2024a). This paper addresses the limitations of traditional methods by proposing a weakly…

计算与语言 · 计算机科学 2024-05-06 Nadia Saeed

Training multimodal large language models (MLLMs) for video understanding requires large-scale annotated data spanning diverse tasks such as object counting, question answering, and segmentation. However, collecting and annotating…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Tanzila Rahman , Renjie Liao , Leonid Sigal

Large Language Models(LLMs) have revolutionized text generation and multimodal perception,but their capabilities in 3D content generation remain underexplored. Existing methods compromise by producing either low-resolution meshes or coarse…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Junming Huang , Chi Wang , Letian Li , Guangkai Xu , Donglin Huang , Hao Chen , Qiang Dai , Weiwei Xu

Medical visual question answering (Med-VQA) is a crucial multimodal task in clinical decision support and telemedicine. Recent self-attention based methods struggle to effectively handle cross-modal semantic alignments between vision and…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Qiangguo Jin , Xianyao Zheng , Hui Cui , Changming Sun , Yuqi Fang , Cong Cong , Ran Su , Leyi Wei , Ping Xuan , Junbo Wang

As a combination of visual and audio signals, video is inherently multi-modal. However, existing video generation methods are primarily intended for the synthesis of visual frames, whereas audio signals in realistic videos are disregarded.…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Jiawei Liu , Weining Wang , Sihan Chen , Xinxin Zhu , Jing Liu

We propose a unified approach for bottom-up hierarchical image segmentation and object proposal generation for recognition, called Multiscale Combinatorial Grouping (MCG). For this purpose, we first develop a fast normalized cuts algorithm.…

计算机视觉与模式识别 · 计算机科学 2016-03-02 Jordi Pont-Tuset , Pablo Arbelaez , Jonathan T. Barron , Ferran Marques , Jitendra Malik

Multi-hop Question Generation (QG) aims to generate answer-related questions by aggregating and reasoning over multiple scattered evidence from different paragraphs. It is a more challenging yet under-explored task compared to conventional…

计算与语言 · 计算机科学 2021-02-10 Dan Su , Yan Xu , Wenliang Dai , Ziwei Ji , Tiezheng Yu , Pascale Fung

With the recent success of the pre-training technique for NLP and image-linguistic tasks, some video-linguistic pre-training works are gradually developed to improve video-text related downstream tasks. However, most of the existing…

计算机视觉与模式识别 · 计算机科学 2020-09-16 Huaishao Luo , Lei Ji , Botian Shi , Haoyang Huang , Nan Duan , Tianrui Li , Jason Li , Taroon Bharti , Ming Zhou

We present M$^3$-VQA, a novel knowledge-based Visual Question Answering (VQA) benchmark, to enhance the evaluation of multimodal large language models (MLLMs) in fine-grained multimodal entity understanding and complex multi-hop reasoning.…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Jiatong Ma , Longteng Guo , Yuchen Liu , Zijia Zhao , Dongze Hao , Xuanxu Lin , Jing Liu

Medical visual question answering (VQA) is a challenging multimodal task, where Vision-Language Pre-training (VLP) models can effectively improve the generalization performance. However, most methods in the medical field treat VQA as an…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Jiawei Chen , Dingkang Yang , Yue Jiang , Yuxuan Lei , Lihua Zhang

Question Answering (QA) systems have traditionally relied on structured text data, but the rapid growth of multimedia content (images, audio, video, and structured metadata) has introduced new challenges and opportunities for…

信息检索 · 计算机科学 2025-10-24 Rahul Raja , Arpita Vats

Recent years have witnessed impressive results of pre-trained vision-language models on knowledge-intensive tasks such as visual question answering (VQA). Despite the recent advances in VQA, existing methods mainly adopt a discriminative…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Timothy Ossowski , Junjie Hu

The increasing availability of multimodal data across text, tables, and images presents new challenges for developing models capable of complex cross-modal reasoning. Existing methods for Multimodal Multi-hop Question Answering (MMQA) often…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Qi Zhi Lim , Chin Poo Lee , Kian Ming Lim , Kalaiarasi Sonai Muthu Anbananthen

Generalized Category Discovery (GCD) is an emerging and challenging open-world problem that has garnered increasing attention in recent years. Most existing GCD methods focus on discovering categories in static images. However, relying…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Zhang Jing , Pu Nan , Xie Yu Xiang , Guo Yanming , Lu Qianqi , Zou Shiwei , Yan Jie , Chen Yan
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