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Related papers: Hiding the Rumor Source

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We study the diffusion of a true and a false message (the rumor) in a social network. Upon hearing a message, individuals may believe it, disbelieve it, or debunk it through costly verification. Whenever the truth survives in steady state,…

Theoretical Economics · Economics 2022-05-12 Luca P. Merlino , Paolo Pin , Nicole Tabasso

Rumours have existed for a long time and have been known for serious consequences. The rapid growth of social media platforms has multiplied the negative impact of rumours; it thus becomes important to early detect them. Many methods have…

Social and Information Networks · Computer Science 2019-05-09 Tien Huu Do , Xiao Luo , Duc Minh Nguyen , Nikos Deligiannis

The increased use of online social networks for the dissemination of information comes with the misuse of the internet for cyberbullying, cybercrime, spam, vandalism, amongst other things. To proactively identify abuse in the networks, we…

Social and Information Networks · Computer Science 2020-06-23 Abiola Osho , Ethan Tucker , George Amariucai

IPFS is a content-addressed decentralized peer-to-peer data network, using the Bitswap protocol for exchanging data. The data exchange leaks the information to all neighbors, compromising a user's privacy. This paper investigates the…

Cryptography and Security · Computer Science 2023-07-10 Erik Daniel , Marcel Ebert , Florian Tschorsch

We consider the problem of identifying rumor sources in a network, in which rumor spreading obeys a time-slotted susceptible-infected model. Unlike existing approaches, our proposed algorithm identifies as sources those nodes, which when…

Signal Processing · Electrical Eng. & Systems 2018-10-02 Jiachun Pan , Wenyi Zhang

The dissemination of fake news intended to deceive people, influence public opinion and manipulate social outcomes, has become a pressing problem on social media. Moreover, information sharing on social media facilitates diffusion of viral…

Social and Information Networks · Computer Science 2020-08-11 Karishma Sharma , Xinran He , Sungyong Seo , Yan Liu

The spread of rumors along with breaking events seriously hinders the truth in the era of social media. Previous studies reveal that due to the lack of annotated resources, rumors presented in minority languages are hard to be detected.…

Computation and Language · Computer Science 2023-05-29 Hongzhan Lin , Pengyao Yi , Jing Ma , Haiyun Jiang , Ziyang Luo , Shuming Shi , Ruifang Liu

With social media becoming ubiquitous, information consumption from this media has also increased. However, one of the serious problems that have emerged with this increase, is the propagation of rumors. Therefore, rumor identification is a…

Social and Information Networks · Computer Science 2020-07-23 Mingxuan Chen , Ning Wang , K. P. Subbalakshmi

Information spreading in online social communities has attracted tremendous attention due to its utmost practical values in applications. Despite that several individual-level diffusion data have been investigated, we still lack the…

Physics and Society · Physics 2018-11-21 Sen Pei , Lev Muchnik , Shaoting Tang , Zhiming Zheng , Hernan A. Makse

Today's social networks continuously generate massive streams of data, which provide a valuable starting point for the detection of rumours as soon as they start to propagate. However, rumour detection faces tight latency bounds, which…

Social and Information Networks · Computer Science 2022-05-16 Thanh Tam Nguyen , Thanh Trung Huynh , Hongzhi Yin , Matthias Weidlich , Thanh Thi Nguyen , Thai Son Mai , Quoc Viet Hung Nguyen

Social networks offer a ready channel for fake and misleading news to spread and exert influence. This paper examines the performance of different reputation algorithms when applied to a large and statistically significant portion of the…

Social and Information Networks · Computer Science 2019-02-20 Rakshit Agrawal , Luca de Alfaro , Gabriele Ballarin , Stefano Moret , Massimo Di Pierro , Eugenio Tacchini , Marco L. Della Vedova

How far and how fast does information spread in social media? Researchers have recently examined a number of factors that affect information diffusion in online social networks, including: the novelty of information, users' activity levels,…

Physics and Society · Physics 2016-11-15 Nathan Oken Hodas , Kristina Lerman

Rumor source identification in large social networks has received significant attention lately. Most recent works deal with the scale of the problem by observing a subset of the nodes in the network, called sensors, to estimate the source.…

Social and Information Networks · Computer Science 2015-09-03 Alireza Louni , Anand Santhanakrishnan , K. P. Subbalakshmi

Traditional methods for detecting rumors on social media primarily focus on analyzing textual content, often struggling to capture the complexity of online interactions. Recent research has shifted towards leveraging graph neural networks…

Social and Information Networks · Computer Science 2024-12-13 Xingyu Peng , Junran Wu , Ruomei Liu , Ke Xu

The rapid growth of social media has caused tremendous effects on information propagation, raising extreme challenges in detecting rumors. Existing rumor detection methods typically exploit the reposting propagation of a rumor candidate for…

Social and Information Networks · Computer Science 2023-04-28 Qi Zhang , Yayi Yang , Chongyang Shi , An Lao , Liang Hu , Shoujin Wang , Usman Naseem

Information spreading has been studied for decades, but its underlying mechanism is still under debate, especially for those ones spreading extremely fast through Internet. By focusing on the information spreading data of six typical events…

Physics and Society · Physics 2018-05-08 Jiao Wu , Muhua Zheng , Zi-Ke Zhang , Wei Wang , Changgui Gu , Zonghua Liu

Information diffusion in social networks facilitates rapid and large-scale propagation of content. However, spontaneous diffusion behavior could also lead to the cascading of sensitive information, which is neglected in prior arts. In this…

Social and Information Networks · Computer Science 2018-09-11 Yucheng Lu , Xudong Wu , Jingfan Meng , Luoyi Fu , Xinbing Wang

Several significant models have been developed that enable the study of diffusion of signals across biological, social and engineered networks. Within these established frameworks, the inverse problem of identifying the source of the…

Social and Information Networks · Computer Science 2016-06-24 Soheil Feizi , Muriel Medard , Gerald Quon , Manolis Kellis , Ken Duffy

Communication anonymity is a key requirement for individuals under targeted surveillance. Practical anonymous communications also require indistinguishability - an adversary should be unable to distinguish between anonymised and…

Cryptography and Security · Computer Science 2014-08-07 Joseph Gardiner , Shishir Nagaraja

This work is aimed at studying realistic social control strategies for social networks based on the introduction of random information into the state of selected driver agents. Deliberately exposing selected agents to random information is…

Social and Information Networks · Computer Science 2018-07-23 Marco Cremonini , Francesca Casamassima