A survey of location-based social networks: problems, methods, and future research directions

2021 ◽  
Author(s):  
Xuemei Wei ◽  
Yang Qian ◽  
Chunhua Sun ◽  
Jianshan Sun ◽  
Yezheng Liu
Author(s):  
Sylvaine Castellano ◽  
Insaf Khelladi

New opportunities and challenges are emerging thanks to the growing Internet importance and social media usage. Although practitioners have already recognized the strategic dimension of e-reputation and the power of social media, academic research is still in its infancy when it comes to e-reputation determinants in a social networks context. A study was conducted in the sports setting to explore the impact of social networks on the sportspeople's e-reputation. Whereas the study emphasized (1) the influence of social networks' perception on the sportspeople's e-reputation, and the neutral roles of (2) the motives for following sportspeople online, and (3) the negative content on the Internet, additional insights are formulated on maintaining, restoring and managing e-reputation on social networks. Finally, future research directions are suggested on the role of image to control e-reputation.


Author(s):  
Akanksha Mathur ◽  
◽  
Prof. C. P. Gupta ◽  

Online propagation of untrue information has been and is becoming an increasing problem. Understanding and modeling the diffusion of information on Online Social Networks (OSN's) of voluminous data is the prime concern. The paper provides the history of the epidemic spread and its analogy with untrue information. This paper provides a review of untrue information on online social networks and methods of detection of untrue information based on epidemiological models. Open research challenges and potential future research directions are also highlighted. The paper aimed at aiding research for the identification of untrue information on OSNs.


Author(s):  
Sherif Sakr ◽  
Ghazi Al-Naymat

Recently, there has been a lot of interest in the application of graphs in different domains. Graphs have been widely used for data modeling in different application domains such as: chemical compounds, protein networks, social networks and Semantic Web. Given a query graph, the task of retrieving related graphs as a result of the query from a large graph database is a key issue in any graph-based application. This has raised a crucial need for efficient graph indexing and querying techniques. In this chapter, we provide an overview of different techniques for indexing and querying graph databases. An overview of several proposals of graph query language is also given. Finally, we provide a set of guidelines for future research directions.


Author(s):  
Yulia Bachvarova ◽  
Stefano Bocconi

Social media and social networks have gained an unprecedented role in connecting people, knowledge, and experiences. Game industry is using the power of social networks by creating Social Network Games, which can be even more engaging than traditional games. In this chapter, the main characteristics of Social Network Games and their potential are discussed. This potentiality can also be used for serious games (i.e. games with purposes beyond entertainment) and especially games related to learning and behavioural changes. This leads to introducing the emerging field of Serious Social Network Games and their unique characteristics that make them suitable for serious applications. Finally, the rising phenomenon of Social TV is discussed, which combines the power of TV and social media. Based on a project by the authors, preliminary findings on the most engaging techniques of Social TV Games are presented, together with initial suggestions on what constitutes good game mechanics for such games. The chapter concludes with future research directions for Social Network Games to become even more engaging and effective for purposes beyond pure entertainment.


2013 ◽  
pp. 222-239
Author(s):  
Sherif Sakr ◽  
Ghazi Al-Naymat

Recently, there has been a lot of interest in the application of graphs in different domains. Graphs have been widely used for data modeling in different application domains such as: chemical compounds, protein networks, social networks and Semantic Web. Given a query graph, the task of retrieving related graphs as a result of the query from a large graph database is a key issue in any graph-based application. This has raised a crucial need for efficient graph indexing and querying techniques. In this chapter, we provide an overview of different techniques for indexing and querying graph databases. An overview of several proposals of graph query language is also given. Finally, we provide a set of guidelines for future research directions.


Author(s):  
Sylvaine Castellano ◽  
Insaf Khelladi

New opportunities and challenges are emerging thanks to the growing Internet importance and social media usage. Although practitioners have already recognized the strategic dimension of e-reputation and the power of social media, academic research is still in its infancy when it comes to e-reputation determinants in a social networks context. A study was conducted in the sports setting to explore the impact of social networks on the sportspeople's e-reputation. Whereas the study emphasized (1) the influence of social networks' perception on the sportspeople's e-reputation, and the neutral roles of (2) the motives for following sportspeople online, and (3) the negative content on the Internet, additional insights are formulated on maintaining, restoring and managing e-reputation on social networks. Finally, future research directions are suggested on the role of image to control e-reputation.


Author(s):  
Lori N.K. Leonard ◽  
Tracy S. Manly

Social networking sites are prevalent among young adults. College students in particular are utilizing these sites to keep in contact with friends and to make new friends. However, with the positives of social networking, there are also negatives. Students can provide too much personal information online, engage in inappropriate conversations, scrutinize other students, ridicule peers, and so forth. Because of the impersonal environment that technology creates, an individual’s normal behavior can change which leads to a change in his/her basic ethical structure. The purpose of this chapter is to provide a discussion of the changing ethical structure of students, as well as an examination of the ways to teach ethics, given those changes. The chapter also includes a discussion of four classical ethical theories that should be considered when discussing or teaching social networking. Future research directions are also given.


Author(s):  
Sherif Sakr ◽  
Ghazi Al-Naymat

Recently, there has been a lot of interest in the application of graphs in different domains. Graphs have been widely used for data modeling in different application domains such as: chemical compounds, protein networks, social networks, and Semantic Web. Given a query graph, the task of retrieving related graphs as a result of the query from a large graph database is a key issue in any graph-based application. This has raised a crucial need for efficient graph indexing and querying techniques. This chapter provides an overview of different techniques for indexing and querying graph databases. An overview of several proposals of graph query language is also given. Finally, the chapter provides a set of guidelines for future research directions.


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