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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,…

Upscaled video detection is a helpful tool in multimedia forensics, but it is a challenging task that involves various upscaling and compression algorithms. There are many resolution-enhancement methods, including interpolation and…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Viacheslav Meshchaninov , Ivan Molodetskikh , Dmitriy Vatolin

Video summarization aims to extract keyframes/shots from a long video. Previous methods mainly take diversity and representativeness of generated summaries as prior knowledge in algorithm design. In this paper, we formulate video…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Yudong Jiang , Kaixu Cui , Bo Peng , Changliang Xu

In this vision paper, we propose a shift in perspective for improving the effectiveness of similarity search. Rather than focusing solely on enhancing the data quality, particularly machine learning-generated embeddings, we advocate for a…

Databases · Computer Science 2023-08-03 Renzhi Wu , Jingfan Meng , Jie Jeff Xu , Huayi Wang , Kexin Rong

The amount of audio-visual information has increased dramatically with the advent of High Speed Internet. Furthermore, technological advances in recent years in the field of information technology, have simplified the use of video data in…

Multimedia · Computer Science 2013-12-30 M. Ben Halima , M. Hamroun , S. Ben Moussa , A. M. Alimi

Deep convolutional neural networks (CNNs) have been immensely successful in many high-level computer vision tasks given large labeled datasets. However, for video semantic object segmentation, a domain where labels are scarce, effectively…

Computer Vision and Pattern Recognition · Computer Science 2016-06-08 Huiling Wang , Tapani Raiko , Lasse Lensu , Tinghuai Wang , Juha Karhunen

Unsupervised video hashing usually optimizes binary codes by learning to reconstruct input videos. Such reconstruction constraint spends much effort on frame-level temporal context changes without focusing on video-level global semantics…

Computer Vision and Pattern Recognition · Computer Science 2023-10-13 Pandeng Li , Hongtao Xie , Jiannan Ge , Lei Zhang , Shaobo Min , Yongdong Zhang

The number of static human poses is limited, it is hard to retrieve the exact videos using one single pose as the clue. However, with a pose sequence or a dynamic gesture as the keyword, retrieving specific videos becomes more feasible. We…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Cheng Zhang

Video-based person re-identification has received increasing attention recently, as it plays an important role within surveillance video analysis. Video-based Re-ID is an expansion of earlier image-based re-identification methods by…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Toby P. Breckon , Aishah Alsehaim

We address the problem of highlight detection from a 360 degree video by summarizing it both spatially and temporally. Given a long 360 degree video, we spatially select pleasantly-looking normal field-of-view (NFOV) segments from unlimited…

Computer Vision and Pattern Recognition · Computer Science 2018-02-01 Youngjae Yu , Sangho Lee , Joonil Na , Jaeyun Kang , Gunhee Kim

Endoscopy is a routine imaging technique used for both diagnosis and minimally invasive surgical treatment. While the endoscopy video contains a wealth of information, tools to capture this information for the purpose of clinical reporting…

Computer Vision and Pattern Recognition · Computer Science 2019-05-14 Sharib Ali , Jens Rittscher

Video compression is a critical component of Internet video delivery. Recent work has shown that deep learning techniques can rival or outperform human-designed algorithms, but these methods are significantly less compute and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Mehrdad Khani , Vibhaalakshmi Sivaraman , Mohammad Alizadeh

Partially relevant video retrieval aims to retrieve untrimmed videos using text queries that describe only partial content. However, the inherent asymmetry between brief queries and rich video content inevitably introduces uncertainty into…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Jun Li , Peifeng Lai , Xuhang Lou , Jinpeng Wang , Yuting Wang , Ke Chen , Yaowei Wang , Shu-Tao Xia

Due to the amount of videos and related captions uploaded every hour, deep learning-based solutions for cross-modal video retrieval are attracting more and more attention. A typical approach consists in learning a joint text-video embedding…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Alex Falcon , Giuseppe Serra , Oswald Lanz

We present a multiview pseudo-labeling approach to video learning, a novel framework that uses complementary views in the form of appearance and motion information for semi-supervised learning in video. The complementary views help obtain…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Bo Xiong , Haoqi Fan , Kristen Grauman , Christoph Feichtenhofer

The goal of weakly supervised video anomaly detection is to learn a detection model using only video-level labeled data. However, prior studies typically divide videos into fixed-length segments without considering the complexity or…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Chen Zhang , Guorong Li , Yuankai Qi , Hanhua Ye , Laiyun Qing , Ming-Hsuan Yang , Qingming Huang

Reconstructing human vision from brain activities has been an appealing task that helps to understand our cognitive process. Even though recent research has seen great success in reconstructing static images from non-invasive brain…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Zijiao Chen , Jiaxin Qing , Juan Helen Zhou

Deep metric learning maps visually similar images onto nearby locations and visually dissimilar images apart from each other in an embedding manifold. The learning process is mainly based on the supplied image negative and positive training…

Computer Vision and Pattern Recognition · Computer Science 2020-09-14 Chang-Hui Liang , Wan-Lei Zhao , Run-Qing Chen

This project aims to develop a robust video surveillance system, which can segment videos into smaller clips based on the detection of activities. It uses CCTV footage, for example, to record only major events-like the appearance of a…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Shahran Rahman Alve

A key challenge of learning a visual representation for the 3D high fidelity geometry of dressed humans lies in the limited availability of the ground truth data (e.g., 3D scanned models), which results in the performance degradation of 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-12-29 Yasamin Jafarian , Hyun Soo Park