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相关论文: Image Manipulation Specifications on Social Networ…

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Social networks seeded, crystallized and structured by large-scale social platforms like Facebook, LinkedIn, Slack, Twitter, WhatsApp, Instagram and WeChat exhibit complicated epistemic structures and dynamics that arise from the nature of…

社会与信息网络 · 计算机科学 2021-04-06 Mihnea C. Moldoveanu , Joel A. C. Baum

Several learnable image encryption schemes have been developed for privacy-preserving image classification. This paper focuses on the security block-based image encryption methods that are learnable and JPEG-friendly. Permuting divided…

密码学与安全 · 计算机科学 2023-08-07 Tatsuya Chuman , Nobutaka Ono , Hitoshi Kiya

In recent years, image compression for high-level vision tasks has attracted considerable attention from researchers. Given that object information in images plays a far more crucial role in downstream tasks than background information,…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Chengjie Dai , Tiantian Song , Hui Tang , Fangdong Chen , Bowei Yang , Guanghua Song

Image compression is a widely used technique to reduce the spatial redundancy in images. Recently, learning based image compression has achieved significant progress by using the powerful representation ability from neural networks.…

图像与视频处理 · 电气工程与系统科学 2020-05-26 Jiaheng Liu , Guo Lu , Zhihao Hu , Dong Xu

The improved semantic understanding of vision-language pretrained (VLP) models has made it increasingly difficult to protect publicly posted images from being exploited by search engines and other similar tools. In this context, this paper…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Xuelin Shen , Jiayin Xu , Kangsheng Yin , Wenhan Yang

Social networking services (SNS) contain vast amounts of image-text posts, necessitating effective analysis of their relationships for improved information retrieval. This study addresses the classification of image-text pairs in SNS,…

多媒体 · 计算机科学 2025-05-22 Takuto Nabeoka , Yijun Duan , Qiang Ma

Recently, an image block encryption algorithm was proposed based on some well-known chaotic maps. The authors claim that the encryption algorithm achieves enough security level and high encryption speed at the same time. In this paper, we…

密码学与安全 · 计算机科学 2020-03-24 Yunling Ma , Chengqing Li , Bo Ou

We propose an image encryption scheme based on quasi-resonant Rossby/drift wave triads (related to elliptic surfaces) and Mordell elliptic curves (MECs). By defining a total order on quasi-resonant triads, at a first stage we construct…

密码学与安全 · 计算机科学 2020-05-12 Ikram Ullah , Umar Hayat , Miguel D. Bustamante

Online social network platforms such as Twitter and Sina Weibo have been extremely popular over the past 20 years. Identifying the network community of a social platform is essential to exploring and understanding the users' interests.…

社会与信息网络 · 计算机科学 2022-12-22 Jiayi Deng , Yi Ding , Yingqiu Zhu , Danyang Huang , Bingyi Jing , Bo Zhang

The issue of detecting deepfakes has garnered significant attention in the research community, with the goal of identifying facial manipulations for abuse prevention. Although recent studies have focused on developing generalized models…

计算机视觉与模式识别 · 计算机科学 2023-05-23 Jiazhi Guan , Tianshu Hu , Hang Zhou , Zhizhi Guo , Lirui Deng , Chengbin Quan , Errui Ding , Youjian Zhao

The hurried development of multimedia and internet allows for wide distribution of digital media data. It becomes much easier to edit, modify and duplicate digital information. In additional, digital document is also easy to copy and…

密码学与安全 · 计算机科学 2009-08-04 A. W. Naji , Shihab A. Hameed , B. B. Zaidan , Wajdi F. Al-Khateeb , Othman O. Khalifa , A. A. Zaidan , Teddy S. Gunawan

These days, a tremendous quantity of digital visual data is sent over many networks and stored in many different formats. This visual information is usually very confidential and financially rewarding. Maintaining safe transmission of data…

密码学与安全 · 计算机科学 2025-04-01 Chandra Sekhar Sanaboina

A peer-to-peer network, enabling different parties to jointly store and run computations on data while keeping the data completely private. Enigma's computational model is based on a highly optimized version of secure multi-party…

密码学与安全 · 计算机科学 2015-06-12 Guy Zyskind , Oz Nathan , Alex Pentland

We propose a cloud-based filter trained to block third parties from uploading privacy-sensitive images of others to online social media. The proposed filter uses Distributed One-Class Learning, which decomposes the cloud-based filter into…

机器学习 · 计算机科学 2018-02-13 Ali Shahin Shamsabadi , Hamed Haddadi , Andrea Cavallaro

Recently, learned image compression has attracted considerable attention due to its superior performance over traditional methods. However, most existing approaches employ a single entropy model to estimate the probability distribution of…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Chunhang Zheng , Zichang Ren , Dou Li

Image hiding is the study of techniques for covert storage and transmission, which embeds a secret image into a container image and generates stego image to make it similar in appearance to a normal image. However, existing image hiding…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Lang Huang , Lin Huo , Zheng Gan , Xinrong He

Powerful manipulation techniques have made digital image forgeries be easily created and widespread without leaving visual anomalies. The blind localization of tampered regions becomes quite significant for image forensics. In this paper,…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Kun Guo , Haochen Zhu , Gang Cao

Privacy protection mechanisms are a fundamental aspect of security in cryptocurrency systems, particularly in decentralized networks such as Bitcoin. Although Bitcoin addresses are not directly associated with real-world identities, this…

密码学与安全 · 计算机科学 2026-03-19 Shihan Zhang , Bing Han , Chuanyong Tian , Ruisheng Shi , Lina Lan , Qin Wang

This paper investigates strategies that defend against adversarial-example attacks on image-classification systems by transforming the inputs before feeding them to the system. Specifically, we study applying image transformations such as…

计算机视觉与模式识别 · 计算机科学 2018-01-29 Chuan Guo , Mayank Rana , Moustapha Cisse , Laurens van der Maaten

In this paper, the authors propose a new algorithm to hide data inside image using steganography technique. The proposed algorithm uses binary codes and pixels inside an image. The zipped file is used before it is converted to binary codes…

多媒体 · 计算机科学 2011-12-14 Rosziati Ibrahim , Teoh Suk Kuan