big data #2

以前にUG先生が採り上げられていたbig dataをthe Japan Newsの記事の中に発見しました。
cf. http://d.hatena.ne.jp/A30/20120528/1338207857
UG先生がすでに書かれていますが，big dataは記事中でBig data is a collective term for various data such as records of mail-order purchases, information contained in postings on social networking sites and smartphone location information.のように説明されています。（Koyamamoto）

‘Big data’ must be used carefully to protect privacy of individuals
Vast amounts of electronic data, or so-called big data, accumulate on the Internet and in the systems of business organizations.
If these data are utilized wisely, they can become a “mountain of treasure.” On the other hand, it is important to clarify the rules set to protect individuals’ private information and create an environment in which business firms and consumers can make use of the data free from anxiety.
Big data is a collective term for various data such as records of mail-order purchases, information contained in postings on social networking sites and smartphone location information.
Advances in information technologies have made it easy to collect and store vast amounts of such data.
http://the-japan-news.com/news/article/0000417447