Due to the rapid development of social media and mobile technologies, more and more users access social media via mobile devices. Existing research focuses on user satisfaction with either social networking services or mobile applications. Perceived benefits, such as perceived usefulness and perceived enjoyment, are important antecedents of user satisfaction with mobile applications in general....

Mobile Social Networking Services (SNS) are an emerging trend in which individuals of similar interests communicate with one another using mobile phones. In this paper, we calculate the monetary value of customers and their networks in mobile SNS using the official data provided by a service provider. The mobile SNS enable users to create their avatars to communicate with each other via blog co...

This study examines how information and communication technologies – mobile phone, social networking websites, blogging, instant messaging, and photo sharing – are related to the diversity of people’s social networks. We find that a limited set of technologies directly afford diversity, but many indirectly contribute to diversity by supporting participation in traditional settings such as neigh...

Social networking services (SNSs) have recently emerged as a research topic of interest, in line with their commercial success and popularity. They are internet (sometimes mobile) services that have, as a primary purpose, the building and sustaining of users’ social networks. In this article we conduct two analyses. We review the existing literature on social networking software, and we examine...

Today we experience the proliferation of social networking applications. However mobile devices are only scarcely involved as individual members in such networks. In this paper we investigate how mobile phones can participate in social networks. The phonebook of the mobile devices represents basically a small social network which belongs to the owner of the device. The paper introduces mobile-c...

A principal goal of this dissertation is to study wireless network design and optimization with the focus on two perspectives: 1) socially-aware mobile networking and computing; 2) security and privacy in wireless networking. Under this common theme, this dissertation can be broadly organized into three parts. The first part studies socially-aware mobile networking and computing. First, it stud...

BACKGROUND Internet social networking tools and the emerging web 2.0 technologies are providing a new way for web users and health workers in information sharing and knowledge dissemination. Based on the characters of immediate, two-way and large scale of impact, the internet social networking tools have been utilized as a solution in emergency response during disasters. This paper highlights t...

The mobile social game market is expanding rapidly. Thirty-one popular mobile social games selected by young people (N = 2,660) in Japan during November 2013 were analyzed. The results showed that players could make additional in-game purchases after starting to play 30 of the 31 games. Moreover, limited-time events allowing additional ingame purchases were available in 90% of the games. Result...

AllNet is a new networking protocol designed to provide communication utilizing all available means, including Internet and cellular communications, but when these are not available, also ad-hoc networking and delay-tolerant networking. These latter mechanisms are best for low-bandwidth communications. Effective support of low-bandwidth networking needs message prioritization, which can benefit...

The rapid development of mobile computing devices along with a variety of Web 2.0 social networking tools has led to a dramatic change in the way maps and other spatial displays are utilized. The evolution from stand-alone desktop GIS to the interactive, mobile devices, in which information from one or more sources and is sent to one or more sinks, is discussed. The result is access to real-tim...