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Image-text retrieval is a central problem for understanding the semantic relationship between vision and language, and serves as the basis for various visual and language tasks. Most previous works either simply learn coarse-grained…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Chong Liu , Yuqi Zhang , Hongsong Wang , Weihua Chen , Fan Wang , Yan Huang , Yi-Dong Shen , Liang Wang

Composed image retrieval aims to find an image that best matches a given multi-modal user query consisting of a reference image and text pair. Existing methods commonly pre-compute image embeddings over the entire corpus and compare these…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Zheyuan Liu , Weixuan Sun , Damien Teney , Stephen Gould

Ideally person re-identification seeks for perfect feature representation and metric model that re-identify all various pedestrians well in non-overlapping views at different locations with different camera configurations, which is very…

计算机视觉与模式识别 · 计算机科学 2018-05-28 Chen Chen , Min Cao , Xiyuan Hu , Silong Peng

We propose a structured approach to the problem of retrieval of images by content and present a description logic that has been devised for the semantic indexing and retrieval of images containing complex objects. As other approaches do, we…

人工智能 · 计算机科学 2011-09-08 E. Di Sciascio , F. M. Donini , M. Mongiello

Representing the semantics of words is a long-standing problem for the natural language processing community. Most methods compute word semantics given their textual context in large corpora. More recently, researchers attempted to…

计算与语言 · 计算机科学 2017-11-10 Éloi Zablocki , Benjamin Piwowarski , Laure Soulier , Patrick Gallinari

Person search is the task to localize a query person in gallery datasets of scene images. Existing methods have been mainly developed to handle a single target dataset only, however diverse datasets are continuously given in practical…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Jae-Won Yang , Seungbin Hong , Jae-Young Sim

We present a novel framework for finding complex activities matching user-described queries in cluttered surveillance videos. The wide diversity of queries coupled with unavailability of annotated activity data limits our ability to train…

多媒体 · 计算机科学 2018-08-23 Yuting Chen , Joseph Wang , Yannan Bai , Gregory Castañón , Venkatesh Saligrama

Person search has recently emerged as a challenging task that jointly addresses pedestrian detection and person re-identification. Existing approaches follow a fully supervised setting where both bounding box and identity annotations are…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Yichao Yan , Jinpeng Li , Shengcai Liao , Jie Qin , Bingbing Ni , Xiaokang Yang , Ling Shao

Visual grounding is a task to locate the target indicated by a natural language expression. Existing methods extend the generic object detection framework to this problem. They base the visual grounding on the features from pre-generated…

计算机视觉与模式识别 · 计算机科学 2022-06-09 Li Yang , Yan Xu , Chunfeng Yuan , Wei Liu , Bing Li , Weiming Hu

We propose to integrate text objects in man-made scenes tightly into the visual SLAM pipeline. The key idea of our novel text-based visual SLAM is to treat each detected text as a planar feature which is rich of textures and semantic…

计算机视觉与模式识别 · 计算机科学 2020-05-18 Boying Li , Danping Zou , Daniele Sartori , Ling Pei , Wenxian Yu

Text-based person search (TBPS) is of significant importance in intelligent surveillance, which aims to retrieve pedestrian images with high semantic relevance to a given text description. This retrieval task is characterized with both…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Zhong Ji , Junhua Hu , Deyin Liu , Lin Yuanbo Wu , Ye zhao

Text-visual (or called semantic-visual) embedding is a central problem in vision-language research. It typically involves mapping of an image and a text description to a common feature space through a CNN image encoder and a RNN language…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Pranav Aggarwal , Zhe Lin , Baldo Faieta , Saeid Motiian

Text-to-image diffusion models have emerged as powerful tools for high-quality image generation and editing. Many existing approaches rely on text prompts as editing guidance. However, these methods are constrained by the need for manual…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Yuanyuan Chang , Yinghua Yao , Tao Qin , Mengmeng Wang , Ivor Tsang , Guang Dai

End-to-end person search aims to jointly detect and re-identify a target person in raw scene images with a unified model. The detection task unifies all persons while the re-id task discriminates different identities, resulting in conflict…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Pengcheng Zhang , Xiao Bai , Jin Zheng , Xin Ning

We present a universal framework to model contextualized sentence representations with visual awareness that is motivated to overcome the shortcomings of the multimodal parallel data with manual annotations. For each sentence, we first…

计算与语言 · 计算机科学 2019-11-12 Zhuosheng Zhang , Rui Wang , Kehai Chen , Masao Utiyama , Eiichiro Sumita , Hai Zhao

Matching images and sentences demands a fine understanding of both modalities. In this paper, we propose a new system to discriminatively embed the image and text to a shared visual-textual space. In this field, most existing works apply…

计算机视觉与模式识别 · 计算机科学 2021-07-28 Zhedong Zheng , Liang Zheng , Michael Garrett , Yi Yang , Mingliang Xu , Yi-Dong Shen

Semantic embeddings have advanced the state of the art for countless natural language processing tasks, and various extensions to multimodal domains, such as visual-semantic embeddings, have been proposed. While the power of visual-semantic…

机器学习 · 计算机科学 2021-02-23 Adam Dahlgren Lindström , Suna Bensch , Johanna Björklund , Frank Drewes

Traditional retrieval methods have been essential for assessing document similarity but struggle with capturing semantic nuances. Despite advancements in latent semantic analysis (LSA) and deep learning, achieving comprehensive semantic…

信息检索 · 计算机科学 2024-09-27 Solmaz Seyed Monir , Irene Lau , Shubing Yang , Dongfang Zhao

Academic Search is a search task aimed to manage and retrieve scientific documents like journal articles and conference papers. Personalization in this context meets individual researchers' needs by leveraging, through user profiles, the…

信息检索 · 计算机科学 2025-07-21 Pranav Kasela , Gabriella Pasi , Raffaele Perego

One of the prime problems of computer science and machine learning is to extract information efficiently from large-scale, heterogeneous data. Text data, with its syntax, semantics, and even hidden information content, possesses an…

计算与语言 · 计算机科学 2024-09-10 Sarmad N. Mohammed , Semra Gündüç