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Related papers: ContextIQ: A Multimodal Expert-Based Video Retriev…

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Recently, knowledge-grounded conversations in the open domain gain great attention from researchers. Existing works on retrieval-based dialogue systems have paid tremendous efforts to utilize neural networks to build a matching model, where…

Computation and Language · Computer Science 2025-09-30 Kai Hua , Zhiyuan Feng , Chongyang Tao , Rui Yan , Lu Zhang

Most prior art in visual understanding relies solely on analyzing the "what" (e.g., event recognition) and "where" (e.g., event localization), which in some cases, fails to describe correct contextual relationships between events or leads…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Aman Chadha , Gurneet Arora , Navpreet Kaloty

Composed video retrieval (CoVR) is a challenging problem in computer vision which has recently highlighted the integration of modification text with visual queries for more sophisticated video search in large databases. Existing works…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Omkar Thawakar , Muzammal Naseer , Rao Muhammad Anwer , Salman Khan , Michael Felsberg , Mubarak Shah , Fahad Shahbaz Khan

Both humans and machines learn the meaning of unknown words through contextual information in a sentence, but not all contexts are equally helpful for learning. We introduce an effective method for capturing the level of contextual…

Computation and Language · Computer Science 2023-11-10 Sungjin Nam , David Jurgens , Gwen Frishkoff , Kevyn Collins-Thompson

With the proliferation of imaging sensors, the volume of multi-modal imagery far exceeds the ability of human analysts to adequately consume and exploit it. Full motion video (FMV) possesses the extra challenge of containing large amounts…

Computer Vision and Pattern Recognition · Computer Science 2020-01-17 Marc Bosch , Joseph Nassar , Benjamin Ortiz , Brendan Lammers , David Lindenbaum , John Wahl , Robert Mangum , Margaret Smith

Streamlining content discovery within media archives requires integrating advanced data representations and effective visualization techniques for clear communication of video topics to users. The proposed system addresses the challenge of…

Information Retrieval · Computer Science 2024-02-13 Oron Nir , Idan Vidra , Avi Neeman , Barak Kinarti , Ariel Shamir

The large number of user-generated videos uploaded on to the Internet everyday has led to many commercial video search engines, which mainly rely on text metadata for search. However, metadata is often lacking for user-generated videos,…

The proliferation of digital news media necessitates robust methods for verifying content veracity, particularly regarding the consistency between visual and textual information. Traditional approaches often fall short in addressing the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Sihan Ma , Qiming Wu , Ruotong Jiang , Frank Burns

Long-form video understanding remains a fundamental challenge for current Video Large Language Models. Most existing models rely on static reasoning over uniformly sampled frames, which weakens temporal localization and leads to substantial…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Chenglin Li , Qianglong Chen , Feng Han , Yikun Wang , Xingxi Yin , Yan Gong , Ruilin Li , Yin Zhang , Jiaqi Wang

Capturing a video's meaning and critical concepts by analyzing the subtle details is a fundamental yet challenging task in video captioning. Identifying the dominant emotional tone in a video significantly enhances the perception of its…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Ehsan Faghihi , Mohammedreza Zarenejad , Ali-Asghar Beheshti Shirazi

In topic identification (topic ID) on real-world unstructured audio, an audio instance of variable topic shifts is first broken into sequential segments, and each segment is independently classified. We first present a general purpose…

Computation and Language · Computer Science 2018-10-02 Chunxi Liu , Matthew Wiesner , Shinji Watanabe , Craig Harman , Jan Trmal , Najim Dehak , Sanjeev Khudanpur

Asynchronous data-driven explanations often fail because the content and presentation are not tailored to the target audience, and they provide limited opportunities for active audience engagement. We present a vision for Contextualized…

Human-Computer Interaction · Computer Science 2026-05-19 Zhicheng Liu , Jason H Li , Greg Briskin

Recent progress in Large Multi-modal Models (LMMs) has enabled effective vision-language reasoning, yet the ability to understand video content remains constrained by suboptimal frame selection strategies. Existing approaches often rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Hosu Lee , Junho Kim , Hyunjun Kim , Yong Man Ro

Visually impaired users face significant challenges in daily information access and real-time environmental perception, and there is an urgent need for intelligent assistive systems with accurate recognition capabilities. Although…

With the explosive growth of video data in real-world applications, a comprehensive representation of videos becomes increasingly important. In this paper, we address the problem of video scene recognition, whose goal is to learn a…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Xuzheng Yu , Chen Jiang , Wei Zhang , Tian Gan , Linlin Chao , Jianan Zhao , Yuan Cheng , Qingpei Guo , Wei Chu

The rapid growth of video on the internet has made searching for video content using natural language queries a significant challenge. Human-generated queries for video datasets `in the wild' vary a lot in terms of degree of specificity,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-17 Yang Liu , Samuel Albanie , Arsha Nagrani , Andrew Zisserman

Smart devices of everyday use (such as smartphones and wearables) are increasingly integrated with sensors that provide immense amounts of information about a person's daily life such as behavior and context. The automatic and unobtrusive…

Machine Learning · Computer Science 2018-08-28 Aaqib Saeed , Tanir Ozcelebi , Stojan Trajanovski , Johan Lukkien

With the maturity of visual detection techniques, we are more ambitious in describing visual content with open-vocabulary, fine-grained and free-form language, i.e., the task of image captioning. In particular, we are interested in…

Computer Vision and Pattern Recognition · Computer Science 2019-06-07 Zheng-Jun Zha , Daqing Liu , Hanwang Zhang , Yongdong Zhang , Feng Wu

Despite being (pre)trained on a massive amount of data, state-of-the-art video-language alignment models are not robust to semantically-plausible contrastive changes in the video captions. Our work addresses this by identifying a broad…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Hritik Bansal , Yonatan Bitton , Idan Szpektor , Kai-Wei Chang , Aditya Grover

Retrieval-Augmented Generation (RAG) is a powerful strategy for improving the factual accuracy of models by retrieving external knowledge relevant to queries and incorporating it into the generation process. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Soyeong Jeong , Kangsan Kim , Jinheon Baek , Sung Ju Hwang