Unstructured data in social media is as part of the "big data" spectrum. Unstructured data in Social media can provide useful insights into social phenomena and citizen opinions, both of which are critical to government policy and businesses decisions. Teachers of business intelligence and analytics commonly use quantitative data from…

This dissertation aims to investigate how advanced information technologies cope with the various demands of disaster response. It consists of three essays on the exploration of micro-blogging and FOSS environments. The first essay looks at the usage of micro-blogging in the aftermath of the massive 2008 China earthquake and explores the…

This report describes a one-day conference intended to advance knowledge concerning social change in Japan and the United States. Characterizing the change as one from industrial production dominance to knowledge production dominance; the conference addressed related questions such as defining post-industrial society, informational society, and…