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Related papers: Fine-grained Video-Text Retrieval with Hierarchica…

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In this paper, we present Hierarchical Graph Network (HGN) for multi-hop question answering. To aggregate clues from scattered texts across multiple paragraphs, a hierarchical graph is created by constructing nodes on different levels of…

Computation and Language · Computer Science 2020-10-07 Yuwei Fang , Siqi Sun , Zhe Gan , Rohit Pillai , Shuohang Wang , Jingjing Liu

This paper addresses the problem of text-to-video temporal grounding, which aims to identify the time interval in a video semantically relevant to a text query. We tackle this problem using a novel regression-based model that learns to…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Jonghwan Mun , Minsu Cho , Bohyung Han

Prior works on text-based video moment localization focus on temporally grounding the textual query in an untrimmed video. These works assume that the relevant video is already known and attempt to localize the moment on that relevant video…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Sudipta Paul , Niluthpol Chowdhury Mithun , Amit K. Roy-Chowdhury

Modern enterprises manage vast knowledge distributed across heterogeneous systems such as Jira, Git repositories, Confluence, and wikis. Conventional retrieval methods based on keyword search or static embeddings often fail to answer…

Artificial Intelligence · Computer Science 2025-10-14 Nilima Rao , Jagriti Srivastava , Pradeep Kumar Sharma , Hritvik Shrivastava

Visual commonsense reasoning task aims at leading the research field into solving cognition-level reasoning with the ability of predicting correct answers and meanwhile providing convincing reasoning paths, resulting in three sub-tasks…

Computer Vision and Pattern Recognition · Computer Science 2019-10-28 Weijiang Yu , Jingwen Zhou , Weihao Yu , Xiaodan Liang , Nong Xiao

Our objective is language-based search of large-scale image and video datasets. For this task, the approach that consists of independently mapping text and vision to a joint embedding space, a.k.a. dual encoders, is attractive as retrieval…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Antoine Miech , Jean-Baptiste Alayrac , Ivan Laptev , Josef Sivic , Andrew Zisserman

Over the past few years, a significant progress has been made in deep convolutional neural networks (CNNs)-based image recognition. This is mainly due to the strong ability of such networks in mining discriminative object pose and parts…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Asish Bera , Zachary Wharton , Yonghuai Liu , Nik Bessis , Ardhendu Behera

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by integrating external document retrieval to provide domain-specific or up-to-date knowledge. The effectiveness of RAG depends on the relevance of retrieved…

Fine-grained text-to-image retrieval aims to retrieve a fine-grained target image with a given text query. Existing methods typically assume that each training image is accurately depicted by its textual descriptions. However, textual…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Zehong Ma , Hao Chen , Wei Zeng , Limin Su , Shiliang Zhang

Recently, integrating visual foundation models into large language models (LLMs) to form video understanding systems has attracted widespread attention. Most of the existing models compress diverse semantic information within the whole…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Dingxin Cheng , Mingda Li , Jingyu Liu , Yongxin Guo , Bin Jiang , Qingbin Liu , Xi Chen , Bo Zhao

Grounded video description (GVD) encourages captioning models to attend to appropriate video regions (e.g., objects) dynamically and generate a description. Such a setting can help explain the decisions of captioning models and prevents the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Wenqiao Zhang , Xin Eric Wang , Siliang Tang , Haizhou Shi , Haocheng Shi , Jun Xiao , Yueting Zhuang , William Yang Wang

Document classification is a challenging task with important applications. The deep learning approaches to the problem have gained much attention recently. Despite the progress, the proposed models do not incorporate the knowledge of the…

Computation and Language · Computer Science 2019-10-15 Jader Abreu , Luis Fred , David Macêdo , Cleber Zanchettin

Scene text detection is still a challenging task, as there may be extremely small or low-resolution strokes, and close or arbitrary-shaped texts. In this paper, StrokeNet is proposed to effectively detect the texts by capturing the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-24 Lei Li , Kai Fan , Chun Yuan

Multi-view subspace clustering (MSC) is a popular unsupervised method by integrating heterogeneous information to reveal the intrinsic clustering structure hidden across views. Usually, MSC methods use graphs (or affinity matrices) fusion…

Machine Learning · Computer Science 2023-08-15 Yidi Wang , Xiaobing Pei , Haoxi Zhan

Text-to-Video Retrieval (TVR) is essential in video platforms. Dense retrieval with dual-modality encoders leads in accuracy, but its computation and storage scale poorly with corpus size. Thus, real-time large-scale applications adopt…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Zecheng Zhao , Zhi Chen , Zi Huang , Shazia Sadiq , Tong Chen

Recent advances in vision-language models have led to impressive progress in caption generation for images and short video clips. However, these models remain constrained by their limited temporal receptive fields, making it difficult to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Sanghyeok Chu , Seonguk Seo , Bohyung Han

Image-text retrieval, as a fundamental and important branch of information retrieval, has attracted extensive research attentions. The main challenge of this task is cross-modal semantic understanding and matching. Some recent works focus…

Computer Vision and Pattern Recognition · Computer Science 2023-04-24 Weijing Chen , Linli Yao , Qin Jin

Most text-driven human motion generation methods employ sequential modeling approaches, e.g., transformer, to extract sentence-level text representations automatically and implicitly for human motion synthesis. However, these compact text…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Peng Jin , Yang Wu , Yanbo Fan , Zhongqian Sun , Yang Wei , Li Yuan

Retrieval-Augmented Generation (RAG) has become a core paradigm for enhancing factual grounding and multi-hop reasoning in Large Language Models (LLMs). Traditional text-based RAG often retrieves logically irrelevant pseudo-evidence, while…

Artificial Intelligence · Computer Science 2026-05-08 Jiarui Zhong , Hong Cai Chen

Video reasoning requires a fine-grained understanding of the temporal dependencies and event-level relations between objects and events in videos. Current Multimodal Large Language Models (MLLMs) are prone to severe temporal hallucinations…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Zixu Cheng , Da Li , Jian Hu , Yuhang Zang , Ziquan Liu , Shaogang Gong , Wei Li