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Detecting transitions between intro/credits and main content in videos is a crucial task for content segmentation, indexing, and recommendation systems. Manual annotation of such transitions is labor-intensive and error-prone, while…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Vasilii Korolkov , Andrey Yanchenko

With the immense number of videos being uploaded to the video sharing sites, issue of copyright infringement arises with uploading of illicit copies or transformed versions of original video. Thus safeguarding copyright of digital media has…

计算机视觉与模式识别 · 计算机科学 2016-10-31 Sanket Shinde , Girija Chiddarwar

This paper explores the task of detecting images generated by text-to-image diffusion models. To evaluate this, we consider images generated from captions in the MSCOCO and Wikimedia datasets using two state-of-the-art models: Stable…

计算机视觉与模式识别 · 计算机科学 2023-04-24 Davide Alessandro Coccomini , Andrea Esuli , Fabrizio Falchi , Claudio Gennaro , Giuseppe Amato

The rapid advancement in deep learning makes the differentiation of authentic and manipulated facial images and video clips unprecedentedly harder. The underlying technology of manipulating facial appearances through deep generative…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Sm Zobaed , Md Fazle Rabby , Md Istiaq Hossain , Ekram Hossain , Sazib Hasan , Asif Karim , Khan Md. Hasib

We address the problem of action detection in videos. Driven by the latest progress in object detection from 2D images, we build action models using rich feature hierarchies derived from shape and kinematic cues. We incorporate appearance…

计算机视觉与模式识别 · 计算机科学 2014-11-25 Georgia Gkioxari , Jitendra Malik

Action detection aims to localize the starting and ending points of action instances in untrimmed videos, and predict the classes of those instances. In this paper, we make the observation that the outputs of the action detection task can…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Lin Geng Foo , Tianjiao Li , Hossein Rahmani , Jun Liu

Online video platforms receive hundreds of hours of uploads every minute, making manual content moderation impossible. Unfortunately, the most vulnerable consumers of malicious video content are children from ages 1-5 whose attention is…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Syed Hammad Ahmed , Muhammad Junaid Khan , H. M. Umer Qaisar , Gita Sukthankar

As tools for content editing mature, and artificial intelligence (AI) based algorithms for synthesizing media grow, the presence of manipulated content across online media is increasing. This phenomenon causes the spread of misinformation,…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Trisha Mittal , Ritwik Sinha , Viswanathan Swaminathan , John Collomosse , Dinesh Manocha

Video Denoising is one of the fundamental tasks of any videoprocessing pipeline. It is different from image denoising due to the tem-poral aspects of video frames, and any image denoising approach appliedto videos will result in flickering.…

图像与视频处理 · 电气工程与系统科学 2020-08-28 Aryansh Omray , Samyak Jain , Utsav Krishnan , Pratik Chattopadhyay

In moving camera videos, motion segmentation is commonly performed using the image plane motion of pixels, or optical flow. However, objects that are at different depths from the camera can exhibit different optical flows even if they share…

计算机视觉与模式识别 · 计算机科学 2015-11-06 Manjunath Narayana , Allen Hanson , Erik Learned-Miller

Static image action recognition, which aims to recognize action based on a single image, usually relies on expensive human labeling effort such as adequate labeled action images and large-scale labeled image dataset. In contrast, abundant…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Yiyi Zhang , Li Niu , Ziqi Pan , Meichao Luo , Jianfu Zhang , Dawei Cheng , Liqing Zhang

Learning a data-driven spatio-temporal semantic representation of the objects is the key to coherent and consistent labelling in video. This paper proposes to achieve semantic video object segmentation by learning a data-driven…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Tinghuai Wang

Hackers and spammers are employing innovative and novel techniques to deceive novice and even knowledgeable internet users. Image spam is one of such technique where the spammer varies and changes some portion of the image such that it is…

计算机视觉与模式识别 · 计算机科学 2018-10-10 Amara Dinesh Kumar , Vinayakumar R , Soman KP

Recognizing actions from a limited set of labeled videos remains a challenge as annotating visual data is not only tedious but also can be expensive due to classified nature. Moreover, handling spatio-temporal data using deep $3$D…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Owais Iqbal , Omprakash Chakraborty , Aftab Hussain , Rameswar Panda , Abir Das

Identifying moving objects in a video sequence, which is produced by a static camera, is a fundamental and critical task in many computer-vision applications. A common approach performs background subtraction, which identifies moving…

计算机视觉与模式识别 · 计算机科学 2013-05-02 Dina Dushnik , Alon Schclar , Amir Averbuch

We propose a technique that tackles action detection in multimodal videos under a realistic and challenging condition in which only limited training data and partially observed modalities are available. Common methods in transfer learning…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Zelun Luo , Jun-Ting Hsieh , Lu Jiang , Juan Carlos Niebles , Li Fei-Fei

To decide whether a digital video has been captured by a given device, multimedia forensic tools usually exploit characteristic noise traces left by the camera sensor on the acquired frames. This analysis requires that the noise pattern…

Digitization of image was a revolutionary step for the fields of photography and Image processing as this made the editing of images much effortless and easier. Image editing was not an issue until it was limited to corrective editing…

多媒体 · 计算机科学 2014-07-28 Minati Mishra , M. C. Adhikary

The rapid progress in synthetic image generation and manipulation has now come to a point where it raises significant concerns for the implications towards society. At best, this leads to a loss of trust in digital content, but could…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Andreas Rössler , Davide Cozzolino , Luisa Verdoliva , Christian Riess , Justus Thies , Matthias Nießner

A growing number of commercial satellite companies provide easily accessible satellite imagery. Overhead imagery is used by numerous industries including agriculture, forestry, natural disaster analysis, and meteorology. Satellite images,…

图像与视频处理 · 电气工程与系统科学 2021-05-14 János Horváth , Sriram Baireddy , Hanxiang Hao , Daniel Mas Montserrat , Edward J. Delp