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Abstractive Speech Summarization (SSum) aims to generate human-like text summaries from spoken content. It encounters difficulties in handling long speech input and capturing the intricate cross-modal mapping between long speech inputs and…

计算与语言 · 计算机科学 2024-07-03 Hengchao Shang , Zongyao Li , Jiaxin Guo , Shaojun Li , Zhiqiang Rao , Yuanchang Luo , Daimeng Wei , Hao Yang

Multimodal video summarization requires visual features that align semantically with language generation. Traditional approaches rely on CNN features trained for object classification, which represent visual concepts as discrete categories…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Maham Nazir , Muhammad Aqeel , Richong Zhang , Francesco Setti

Recent advances in multimodal large language models (MLLMs) have demonstrated substantial potential in video understanding. However, existing benchmarks fail to comprehensively evaluate synergistic reasoning capabilities across audio and…

Benefiting from the advances in large language models and cross-modal alignment, existing multimodal large language models have achieved prominent performance in image and short video understanding. However, the understanding of long videos…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Haoji Zhang , Yiqin Wang , Yansong Tang , Yong Liu , Jiashi Feng , Xiaojie Jin

Accurately locating key moments within long videos is crucial for solving long video understanding (LVU) tasks. However, existing benchmarks are either severely limited in terms of video length and task diversity, or they focus solely on…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Huaying Yuan , Jian Ni , Zheng Liu , Yueze Wang , Junjie Zhou , Zhengyang Liang , Bo Zhao , Zhao Cao , Zhicheng Dou , Ji-Rong Wen

With the exponential growth of user-generated content on video-sharing platforms, the challenge of facilitating efficient searching and browsing of videos has garnered significant attention. To enhance users' ability to swiftly locate and…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Wenzhuo Du , Gerun Wang , Guancheng Chen , Hang Zhao , Xin Li , Jian Gao

This paper describes an investigation of the robustness of large language models (LLMs) for retrieval augmented generation (RAG)-based summarization tasks. While LLMs provide summarization capabilities, their performance in complex,…

计算与语言 · 计算机科学 2024-04-01 Shengjie Liu , Jing Wu , Jingyuan Bao , Wenyi Wang , Naira Hovakimyan , Christopher G Healey

Large Multimodal Models (LMMs) for video-audio understanding have traditionally been evaluated only on shorter videos of a few minutes long. In this paper, we introduce QMAVIS (Q Team-Multimodal Audio Video Intelligent Sensemaking), a novel…

人工智能 · 计算机科学 2026-01-13 Zixing Lin , Jiale Wang , Gee Wah Ng , Lee Onn Mak , Chan Zhi Yang Jeriel , Jun Yang Lee , Yaohao Li

Human action recognition in long-term videos, characterized by complex backgrounds and subtle action differences, poses significant challenges for traditional deep learning models due to computational overhead, difficulty in capturing…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Kaining Li , Shuwei He , Zihan Xu

The explosive growth of video data intensified the need for flexible user-controllable summarization tools that operate without training data. Existing methods either rely on domain-specific datasets, limiting generalization, or cannot…

计算机视觉与模式识别 · 计算机科学 2026-02-18 Mario Barbara , Alaa Maalouf

While Multimodal Large Language Models (MLLMs) exhibit strong performance on standard video tasks, their ability to faithfully summarize and reason over complex narratives remains poorly evaluated. Existing summarization benchmarks fragment…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Mengqi Shi , Haopeng Zhang

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,…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Jiankang Wang , Zhihan Zhang , Zhihang Liu , Yang Li , Jiannan Ge , Hongtao Xie , Yongdong Zhang

Multimodal Large Language Models (MLLMs) are widely used for visual perception, understanding, and reasoning. However, long video processing and precise moment retrieval remain challenging due to LLMs' limited context size and coarse frame…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Weiheng Lu , Jian Li , An Yu , Ming-Ching Chang , Shengpeng Ji , Min Xia

Automatic video summarization is still an unsolved problem due to several challenges. We take steps towards making automatic video summarization more realistic by addressing them. Firstly, the currently available datasets either have very…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Vishal Kaushal , Suraj Kothawade , Rishabh Iyer , Ganesh Ramakrishnan

Citizen reporting platforms help the public and authorities stay informed about sexual harassment incidents. However, the high volume of data shared on these platforms makes reviewing each individual case challenging. Therefore, a…

计算与语言 · 计算机科学 2026-04-20 Garima Chhikara , Anurag Sharma , V. Gurucharan , Kripabandhu Ghosh , Abhijnan Chakraborty

Large language models (LLMs) excel in abstractive summarization tasks, delivering fluent and pertinent summaries. Recent advancements have extended their capabilities to handle long-input contexts, exceeding 100k tokens. However, in…

计算与语言 · 计算机科学 2024-11-15 Mathieu Ravaut , Aixin Sun , Nancy F. Chen , Shafiq Joty

Current Multimodal Large Language Models (MLLMs) often perform poorly in long video understanding, primarily due to resource limitations that prevent them from processing all video frames and their associated information. Efficiently…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Xuyi Yang , Wenhao Zhang , Hongbo Jin , Lin Liu , Hongbo Xu , Yongwei Nie , Fei Yu , Fei Ma

Understanding videos inherently requires reasoning over both visual and auditory information. To properly evaluate Omni-Large Language Models (Omni-LLMs), which are capable of processing multi-modal information including vision and audio,…

多媒体 · 计算机科学 2026-05-15 Jianghan Chao , Jianzhang Gao , Wenhui Tan , Yuchong Sun , Ruihua Song , Liyun Ru

Due to the exponential growth of information and the need for efficient information consumption the task of summarization has gained paramount importance. Evaluating summarization accurately and objectively presents significant challenges,…

计算与语言 · 计算机科学 2024-12-31 Dong Yuan , Eti Rastogi , Fen Zhao , Sagar Goyal , Gautam Naik , Sree Prasanna Rajagopal

Large multimodal models (LMMs) have shown great potential for video reasoning with textual Chain-of-Thought. However, they remain vulnerable to hallucinations, especially when processing long-form videos where evidence is sparse and…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Zuhao Yang , Sudong Wang , Kaichen Zhang , Keming Wu , Sicong Leng , Yifan Zhang , Bo Li , Chengwei Qin , Shijian Lu , Xingxuan Li , Lidong Bing