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Full-Text Articles in Physical Sciences and Mathematics
Visual Analytics Of Location-Based Social Networks For Decision Support, Junghoon Chae
Visual Analytics Of Location-Based Social Networks For Decision Support, Junghoon Chae
Open Access Dissertations
Recent advances in technology have enabled people to add location information to social networks called Location-Based Social Networks (LBSNs) where people share their communication and whereabouts not only in their daily lives, but also during abnormal situations, such as crisis events. However, since the volume of the data exceeds the boundaries of human analytical capabilities, it is almost impossible to perform a straightforward qualitative analysis of the data. The emerging field of visual analytics has been introduced to tackle such challenges by integrating the approaches from statistical data analysis and human computer interaction into highly interactive visual environments. Based on …
Securing Cloud-Based Data Analytics: A Practical Approach, Julian James Stephen
Securing Cloud-Based Data Analytics: A Practical Approach, Julian James Stephen
Open Access Dissertations
The ubiquitous nature of computers is driving a massive increase in the amount of data generated by humans and machines. The shift to cloud technologies is a paradigm change that offers considerable financial and administrative gains in the effort to analyze these data. However, governmental and business institutions wanting to tap into these gains are concerned with security issues. The cloud presents new vulnerabilities and is dominated by new kinds of applications, which calls for new security solutions. In the direction of analyzing massive amounts of data, tools like MapReduce, Apache Storm, Dryad and higher-level scripting languages like Pig Latin …