“大数据”(Big Data)这一概念,首先是指信息或数据量的巨大。如今,数据的单位,已经从G和T发展到P、E、Z等为计量单位。有资料称,2011年全球的数据量达到1.8Z。此外,“大数据”时代也意味着数据的处理、分享、挖掘、分析等能力将得到前所未有的提升。不同行业、不同领域的数据之间的交换和相互利用将变得十分频繁一、新闻传媒业被冲击与挑战大数据时代,是一个全新的时代,个人、群体、企业、 The concept of Big Data, first of all, refers to the huge amount of information or data. Today, the units of data have evolved from G and T to P, E, Z, etc. as units of measurement. According to statistics, the global data volume in 2011 reached 1.8Z. In addition, the “big data” era also means that data processing, sharing, mining, analysis and other capabilities will be hitherto unknown to upgrade. The exchange and mutual use of data in different industries and different fields will become very frequent. The news media industry has been hit and challenged in the era of big data. It is a brand new era where individuals, groups, businesses,