Mining treasure in user data

Data mining is related to machine learning, information retrieval, statistics, databases, and even data visualization. As Geoffrey Barbier,and Huan Liu quoted,data mining is defined as: . . .”data processing using sophisticated data search capabilities and statistical algorithms to discover patterns and correlations in large preexisting databases; a way to discover new meaning in data” [1]…

Hidden ways of hiding surveillance

The Ministry of Truth – Miniature, in Newspeak – was startlingly different from any other object in sight.  It was an enormous pyramidal structure of glittering white concrete, soaring up, terrace after terrace, three hundred meters into the air. From where Winston stood it was just possible to read, picked out on its white face in…

Social Media: Redefining Journalism

The new wave of journalism: the world in a tweet “I saw on Facebook/Twitter/Weibo…” is a term frequently heard in conversations nowadays. Social media platforms, which were originally developed as tools for social interaction, have become a vital source of information. Especially when a major event such as an earthquake happens, the first reports come…

Activism: from off to on

Although the Internet as a concept was created over 30 years ago, it’s been only two decades since we saw a true rise of this technology. The proliferation of the network, as well as its integration in the world economics, trade, culture and even politics are undeniable nowadays. The rise of the Internet provided the world…

Online Privacy: Think Twice!

First, just take a second to think about these following questions. ž   Are you using any social networks (Facebook, Twitter, etc.)? ž   Is your profile set as accessible by anyone, or by friends only? ž   Do you concern about privacy issues when using social networks? If yes, do you think you have protected your personal…