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Showing 1 to 20 of 138 for “"Online social networks."”.
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Information sampling from online social networks
The student, Suhansanu Kumar, accepted the attached license on 2021-04-14 at 11:22.
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Cerebral palsy, online social networks and change
… the United Kingdom had access to the Internet. Online social networks (OSN) such as Facebook, Twitter, MySpace, Bebo and YouTube have proved to be the most popular Internet activity (Office of National Statistics, 2011). 49% of these users have updated or created an OSN profile and are making …
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Activity based interfaces in online social networks
… experiences for the users and builders of online social networking sites. Medina, a social-networking site based on the idea of exchanging knowledge, explores new interfaces for visualizing connections between people and ideas. The site constantly measures interactions between people and …
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Analytic search methods in online social networks
… evaluates methods for searching and analyzing social media data in order to improve situational awareness. We begin by proposing a method for network vertex search that looks for the target vertex by sequentially examining the neighbors of a set of "known" vertices. Using a dynamic programming …
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Privacy-preserving friend recommendations in online social networks
"Online social networks, such as Facebook and Google+, have been emerging as a new communication service for users to stay in touch and share information with family members and friends over the Internet. Since the users are generating huge amounts of data on social network sites, an interesting …
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Language change and evolution in Online Social Networks
… interactions between individuals and the social structures in which they exist. There has been much research into language change and evolution, though this has involved manual processes that are both time consuming and costly. However, with the growth in popularity of osn, for the first …
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Partisanship, Friendship, and Censorship in Online Social Networks
With the widespread adoption of social media in today’s society, it has become increasingly important to understand users’ behaviors and the underlying factors driving these behaviors. This thesis considers different aspects of this problem, from tie formation to influence campaigns, examining …
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The Evolution of Topological Concepts in Online Social Networks
Online Social Networks (OSNs) enable individual users to connect with others, contribute to discussions and share their content. The data created in these platforms contain relationships between users and user generated content. User relationships can be represented by a social network, while user …
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Three Essays on Network Effects in Online Social Networks
… I focus on estimating network effects in online social networks, using observational data. In the first chapter of my dissertation, coauthored with David Easley and Eleonora Patacchini, we analyze the effect of peer influence on item adoption decisions on GitHub. The second chapter of my …
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Online Social Networks News Spreading: Modeling and Data Analysis
The enormous use of social networks in the dissemination of information has made these platforms famous for rumors spreading, but, unlike traditional channels, news is free to propagate without control, so it is of primary importance to understand what are the factors that induce users to propagate …
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SocialRank : ranking users and information in online social networks
… is to explore the design and implementation of SocialRank. SocialRank is a personalized ranking algorithm that provides--for each user--ratings for people in his online social network. Subsequently, these ratings are used to rank incoming information received by the user from those in his social …
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Privacy Preserving Efficient Data Dissemination in Decentralized Online Social Networks
A growing concern for users of Online Social Networks (OSN) is the privacy and control of user data due to the client-server architecture of the popular ecosystems. In this dissertation, we discuss how to develop a decentralized OSN platform so that the user has direct control of his/her …
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Online Social Networks: Measurements, Analysis and Solutions for Mining Challenges
In the last decade, online social networks showed enormous growth. With the rise of these networks and the consequent availability of wealth social network data, Social Network Analysis (SNA) led researchers to get the opportunity to access, analyse and mine the social behaviour of millions of …
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Understanding and Defending Against Malicious Identities in Online Social Networks
… than one billion users around the world, today's online </p><p>social networks (OSNs) pervade our everyday life and change the way people </p><p>connect and communicate with each other. However, the open nature of </p><p>OSNs attracts a constant interest in attacking and exploiting them. </p><p>In …
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Assessment of Individual Differences in Online Social Networks Using Machine Learning
… factors, only from observing the footprints of online behaviour, without observing any offline behaviour or any direct input from the individual. Prior research shows that psychological traits such as personality can be predicted using these digital footprints, although current state-of-the-art …
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Spam Analysis and Detection for User Generated Content in Online Social Networks
… years have witnessed the success of a number of online social networks(OSNs) and explosive increasing of social media. These social networking andsocial media sites have attracted a significant number of participants thatcontribute various types of contents on the Internet, which are …
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Youth to youth : changing Palestinian-American images and stereotypes through online social networks
… study aimed at investigating the influence of online social networking on the way American and Palestinian youth perceived each other. Furthermore, the study also investigated the influence of online social networking on young people's level of interaction, psychosocial well-being and social …
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