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Related papers: Modeling Review Spam Using Temporal Patterns and C…

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Spam reviews are a pervasive problem on online platforms due to its significant impact on reputation. However, research into spam detection in data streams is scarce. Another concern lies in their need for transparency. Consequently, this…

Machine Learning · Computer Science 2024-06-24 Francisco de Arriba-Pérez , Silvia García-Méndez , Fátima Leal , Benedita Malheiro , J. C. Burguillo

As the popularity of content sharing websites such as YouTube and Flickr has increased, they have become targets for spam, phishing and the distribution of malware. On YouTube, the facility for users to post comments can be used by spam…

Social and Information Networks · Computer Science 2012-01-19 Derek O'Callaghan , Martin Harrigan , Joe Carthy , Pádraig Cunningham

To date, most studies on spam have focused only on the spamming phase of the spam cycle and have ignored the harvesting phase, which consists of the mass acquisition of email addresses. It has been observed that spammers conceal their…

Social and Information Networks · Computer Science 2013-05-02 Kevin S. Xu , Mark Kliger , Yilun Chen , Peter J. Woolf , Alfred O. Hero

Online reviews play an integral part for success or failure of businesses. Prior to purchasing services or goods, customers first review the online comments submitted by previous customers. However, it is possible to superficially boost or…

Computation and Language · Computer Science 2020-10-12 Faranak Abri , Luis Felipe Gutierrez , Akbar Siami Namin , Keith S. Jones , David R. W. Sears

Nowadays, there are a lot of people using social media opinions to make their decision on buying products or services. Opinion spam detection is a hard problem because fake reviews can be made by organizations as well as individuals for…

Information Retrieval · Computer Science 2018-07-31 L. H. Nguyen , N. T. H. Pham , V. M. Ngo

Review fraud is a pervasive problem in online commerce, in which fraudulent sellers write or purchase fake reviews to manipulate perception of their products and services. Fake reviews are often detected based on several signs, including 1)…

Artificial Intelligence · Computer Science 2018-11-08 Bryan Hooi , Neil Shah , Alex Beutel , Stephan Gunnemann , Leman Akoglu , Mohit Kumar , Disha Makhija , Christos Faloutsos

Worldwide, a large number of people interact with each other by means of online chatting. There has been a significant rise in the number of platforms, both social and professional, such as WhatsApp, Facebook,and Twitter, which allow people…

Computers and Society · Computer Science 2017-12-29 Shubhankar Gupta , Nitin

Addressing the problem of spam emails in the Internet, this paper presents a comparative study on Na\"ive Bayes and Artificial Neural Networks (ANN) based modeling of spammer behavior. Keyword-based spam email filtering techniques fall…

Information Retrieval · Computer Science 2010-08-20 Md. Saiful Islam , Shah Mostafa Khaled , Khalid Farhan , Md. Abdur Rahman , Joy Rahman

This paper explores the problem of sockpuppet detection in deceptive opinion spam using authorship attribution and verification approaches. Two methods are explored. The first is a feature subsampling scheme that uses the KL-Divergence on…

Computation and Language · Computer Science 2017-03-10 Marjan Hosseinia , Arjun Mukherjee

Suggestion mining is increasingly becoming an important task along with sentiment analysis. In today's cyberspace world, people not only express their sentiments and dispositions towards some entities or services, but they also spend…

Computation and Language · Computer Science 2018-11-02 Hitesh Golchha , Deepak Gupta , Asif Ekbal , Pushpak Bhattacharyya

There is a tremendous increase in spam traffic these days. Spam messages muddle up users inbox, consume network resources, and build up DDoS attacks, spread worms and viruses. Our goal is to present a definite figure about the…

Cryptography and Security · Computer Science 2016-11-17 Cynthia Dhinakaran , Dhinaharan Nagamalai , Jae Kwang Lee

In a spoofing attack, an attacker impersonates a legitimate user to access or tamper with data intended for or produced by the legitimate user. In wireless communication systems, these attacks may be detected by relying on features of the…

Machine Learning · Computer Science 2022-11-09 Daniel Romero , Peter Gerstoft , Hadi Givehchian , Dinesh Bharadia

The spread of online reviews, ratings and opinions and its growing influence on people's behavior and decisions boosted the interest to extract meaningful information from this data deluge. Hence, crowdsourced ratings of products and…

Information Retrieval · Computer Science 2017-05-03 João Saúde , Guilherme Ramos , Carlos Caleiro , Soummya Kar

Cybercriminals have found in online social networks a propitious medium to spread spam and malicious content. Existing techniques for detecting spam include predicting the trustworthiness of accounts and analyzing the content of these…

Due to popularity surge social networks became lucrative targets for spammers and guerilla marketers, who are trying to game ranking systems and broadcast their messages at little to none cost. Ranking systems, for example Twitter's Trends,…

Social and Information Networks · Computer Science 2014-11-24 G. V. Ovchinnikov , D. A. Kolesnikov , I. V. Oseledets

Content moderation is the process of screening and monitoring user-generated content online. It plays a crucial role in stopping content resulting from unacceptable behaviors such as hate speech, harassment, violence against specific…

Computation and Language · Computer Science 2023-01-02 Álvaro Huertas-García , Alejandro Martín , Javier Huertas Tato , David Camacho

Customers represent their satisfactions of consuming products by sharing their experiences through the utilization of online reviews. Several machine learning-based approaches can automatically detect deceptive and fake reviews. Recently,…

Machine Learning · Computer Science 2020-06-16 Luis Gutierrez-Espinoza , Faranak Abri , Akbar Siami Namin , Keith S. Jones , David R. W. Sears

Social networking websites face a constant barrage of spam, unwanted messages that distract, annoy, and even defraud honest users. These messages tend to be very short, making them difficult to identify in isolation. Furthermore, spammers…

Social and Information Networks · Computer Science 2020-01-30 Jonathan Brophy , Daniel Lowd

Online reviews provided by consumers are a valuable asset for e-Commerce platforms, influencing potential consumers in making purchasing decisions. However, these reviews are of varying quality, with the useful ones buried deep within a…

Artificial Intelligence · Computer Science 2017-05-09 Subhabrata Mukherjee , Kashyap Popat , Gerhard Weikum

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