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Image captioning aims to generate natural language descriptions for input images in an open-form manner. To accurately generate descriptions related to the image, a critical step in image captioning is to identify objects and understand…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Jinjing Gu , Tianbao Qin , Yuanyuan Pu , Zhengpeng Zhao

Every hour, huge amounts of visual contents are posted on social media and user-generated content platforms. To find relevant videos by means of a natural language query, text-video retrieval methods have received increased attention over…

计算机视觉与模式识别 · 计算机科学 2022-08-04 Alex Falcon , Giuseppe Serra , Oswald Lanz

In this work, we propose the use of "aligned visual captions" as a mechanism for integrating information contained within videos into retrieval augmented generation (RAG) based chat assistant systems. These captions are able to describe the…

人工智能 · 计算机科学 2024-05-29 Kevin Dela Rosa

The explosive growth of video streaming presents challenges in achieving high accuracy and low training costs for video-language retrieval. However, existing methods rely on large-scale pre-training to improve video retrieval performance,…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Haoyu Zhao , Jiaxi Gu , Shicong Wang , Xing Zhang , Hang Xu , Zuxuan Wu , Yu-Gang Jiang

Procedure Planning in instructional videos entails generating a sequence of action steps based on visual observations of the initial and target states. Despite the rapid progress in this task, there remain several critical challenges to be…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Ali Zare , Yulei Niu , Hammad Ayyubi , Shih-fu Chang

Text-Video Retrieval (TVR) aims to align relevant video content with natural language queries. To date, most state-of-the-art TVR methods learn image-to-video transfer learning based on large-scale pre-trained visionlanguage models (e.g.,…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Meng Cao , Haoran Tang , Jinfa Huang , Peng Jin , Can Zhang , Ruyang Liu , Long Chen , Xiaodan Liang , Li Yuan , Ge Li

Many image retrieval studies use metric learning to train an image encoder. However, metric learning cannot handle differences in users' preferences, and requires data to train an image encoder. To overcome these limitations, we revisit…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Ryoya Nara , Yu-Chieh Lin , Yuji Nozawa , Youyang Ng , Goh Itoh , Osamu Torii , Yusuke Matsui

Text-to-video retrieval enables users to find relevant video content using natural language queries, a task that has grown increasingly important with the rapid expansion of online video. Over the past six years, research has produced…

Text embedding models have been popular for information retrieval applications such as semantic search and Question-Answering systems based on Retrieval-Augmented Generation (RAG). Those models are typically Transformer models that are…

An outstanding image-text retrieval model depends on high-quality labeled data. While the builders of existing image-text retrieval datasets strive to ensure that the caption matches the linked image, they cannot prevent a caption from…

计算机视觉与模式识别 · 计算机科学 2022-09-02 Xu Yan , Chunhui Ai , Ziqiang Cao , Min Cao , Sujian Li , Wenjie Li , Guohong Fu

Multi-modal retrieval is an important problem for many applications, such as recommendation and search. Current benchmarks and even datasets are often manually constructed and consist of mostly clean samples where all modalities are…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Laura Hanu , James Thewlis , Yuki M. Asano , Christian Rupprecht

Personalized and content-adaptive image enhancement can find many applications in the age of social media and mobile computing. This paper presents a relative-learning-based approach, which, unlike previous methods, does not require…

计算机视觉与模式识别 · 计算机科学 2017-04-06 Parag S. Chandakkar , Qiongjie Tian , Baoxin Li

This paper presents a novel semi-supervised deep learning algorithm for retrieving similar 2D and 3D videos based on visual content. The proposed approach combines the power of deep convolutional and recurrent neural networks with dynamic…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Yintai Ma , Diego Klabjan

Our objective is video retrieval based on natural language queries. In addition, we consider the analogous problem of retrieving sentences or generating descriptions given an input video. Recent work has addressed the problem by embedding…

计算机视觉与模式识别 · 计算机科学 2016-08-09 Mayu Otani , Yuta Nakashima , Esa Rahtu , Janne Heikkilä , Naokazu Yokoya

The current research focus on Content-Based Video Retrieval requires higher-level video representation describing the long-range semantic dependencies of relevant incidents, events, etc. However, existing methods commonly process the frames…

计算机视觉与模式识别 · 计算机科学 2020-10-01 Jie Shao , Xin Wen , Bingchen Zhao , Xiangyang Xue

Partially Relevant Video Retrieval (PRVR) seeks videos where only part of the content matches a text query. Existing methods treat every annotated text-video pair as a positive and all others as negatives, ignoring the rich semantic…

计算机视觉与模式识别 · 计算机科学 2025-11-03 WonJun Moon , MinSeok Jung , Gilhan Park , Tae-Young Kim , Cheol-Ho Cho , Woojin Jun , Jae-Pil Heo

Image retrieval can be formulated as a ranking problem where the goal is to order database images by decreasing similarity to the query. Recent deep models for image retrieval have outperformed traditional methods by leveraging…

计算机视觉与模式识别 · 计算机科学 2019-06-19 Jerome Revaud , Jon Almazan , Rafael Sampaio de Rezende , Cesar Roberto de Souza

Multimodal fake news video detection is a crucial research direction for maintaining the credibility of online information. Existing studies primarily verify content authenticity by constructing multimodal feature fusion representations or…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Hui Li , Peien Ding , Jun Li , Guoqi Ma , Zhanyu Liu , Ge Xu , Junfeng Yao , Jinsong Su

Cross-modal retrieval between videos and texts has gained increasing research interest due to the rapid emergence of videos on the web. Generally, a video contains rich instance and event information and the query text only describes a part…

计算机视觉与模式识别 · 计算机科学 2022-09-28 Chengzhi Lin , Ancong Wu , Junwei Liang , Jun Zhang , Wenhang Ge , Wei-Shi Zheng , Chunhua Shen

Video captioning is one of the challenging problems at the intersection of vision and language, having many real-life applications in video retrieval, video surveillance, assisting visually challenged people, Human-machine interface, and…

计算机视觉与模式识别 · 计算机科学 2022-02-03 Nasib Ullah , Partha Pratim Mohanta