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Although microblogging has become a global phenomenon, there has been surprisingly little research on the subject. Thus, this paper aims to serve as an exploratory study that probes into microblogging user behaviors. This study suggests that users' cognitive processes and use of technology can be explained from the perspective of technology sensemaking. Thus, this study treats Plurk as the target,...
The U.S. Presidential election in 2008 saw the first serious use of social networking tools by candidates and voters. A week-by-week content analysis of Facebook wall postings by candidates' fans shows that in the months leading up to the election comments became less personal and that positive and negative sentiment was expressed more evenly as the election approached. These trends are taken as support...
This paper took the social knowledge construction as the perspective and “Introduction to Educational Technology” online course as an example to analyze knowledge construction level implied in those posts contributed by learners with the method of content analysis. Meanwhile, social network analysis (SNA) was adopted to explore the density, centrality, cohesion sub-group in this online learning community...
Based on existing researches about interaction analysis, this paper designs an interaction analysis coding system to study the level of knowledge construction in web-based interaction. Methods of content analysis and social network analysis are used to analyze the interaction content of a web class on Moodle, which provides a web-based learning platform for a national level excellent course named...
The online communities are becoming so popular along with the development of the web but indexing and searching for the discussion data are big challenges to current applications. Topic detection was proposed to solve the problem but the accuracy is still not satisfactory, mainly because key elements are usually implicit or ambiguous which literal content comparison cannot handle. In this paper, we...
We examine digital social media ecosystems such as blogs and mailing lists from the perspective of communities of practice. We observe behaviors of agents and specify prevalent patterns of collaborations in digital media ecosystem.We describe several techniques important in patterns specification such as social network analysis and content analysis. The conceptualization of our observations was done...
The author discusses the development of new Information Communications Technologies (ICT) in the areas of e-Learning, e-Health, e-Government, e-Journalism, etc. The current Web 2.0 combined with the Semantic Web technologies provide support to creation of social networks, content retrieval and analysis, which creates foundation for the future fully automated cyberspace.
Asynchronous discussion forum can provide a platform for online learners to communicate with one another easily, without the constraint of place and time. This study explores the analysis process of online asynchronous discussion. We focus upon content analysis and social network analysis, which is the technique often used to measure online discussion in formal educational settings. In addition, Soller's...
In order to solve the problem that we can only collect data from one single data source at some fixed time after mining the keywords in a rather superficial level, and to take full use of the information returned by search engines to construct the social relationship network based on the semantic link of the searched subject, we do the regular research by using the ROST Content Mining System which...
Due to the advance of Web 2.0 technologies, a large volume of Web opinions are available in computer-mediated communication sites such as forums and blogs. Many of these Web opinions involve terrorism and crime related issues. For instances, some terrorist groups may use Web forums to propagandize their ideology, some may post threaten messages, and some criminals may recruit members or identify victims...
Recently, blogs boom with easy publishing tools to lager popularity on the internet. And with broad links, blogs become important information sources. Some enterprises even have chosen blogs as a channel for products/services promotion. Bloggers introduce news and goods to blog visitors and present related information. However, when receiving diversely framed information, people react differently...
Over the past few years, online communities have gained their popularity among Internet users. Many people join these communities to share experiences and ask for advices. Since ldquosharing one's original experience is the fundamental source of tacit knowledgerdquo [p.670], it is possible that online community users from all over the world are sharing their tacit knowledge while they are revealing...
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