The ubiquity of mobile devices such as smartphones, laptops, tablets, and mobile routers drives unprecedented mobile data traffic every year. However, the actual mobile data usage per subscriber or data volume delivered to the subscriber varies significantly between operators and nations....

This presentation outlines a proposal for a new frame work for the provision of universal service aimed at solving the various issues inherent in community informatization, and goes on to look at the advantages and disadvantages of the proposed framework and review its feasibility. In order to...

This paper aims to investigate the existence of "data network effects" in data platform services such as Big Data, Internet-of-Things (IoT) and Artificial Intelligence (AI) and their influence on the diffusion of the services. It intendsto present a preliminary formal analysis ofthe effects of...

Prior studies show that both mass and social media have played an influential role after the Great East Japan Earthquake, in particular, media information can affect a person's perception of the disaster as well as their behavioural intention of post-disaster activities. However, currently the...