What is big data for?

Big data is a general term for a series of technologies. After years of development, big data has formed a series of links from data collection, collation, transmission, storage, security, analysis, presentation and application, involving a lot of big data work. These tasks are also closely related to the Internet of Things and cloud computing.

Big data is an abstract concept, which cannot store and calculate the data faced by enterprises, governments, universities and other units.

Extended data:

Examples of big data applications

LAPD cooperates with the University of California to use big data to predict crime.

Google Flu Trend uses search keywords to predict the spread of avian influenza.

Statistician Nate Silver used big data to predict the election results of 20 12 in the United States.

MIT uses mobile phone positioning data and traffic data to establish urban planning.

Real-time pricing mechanism of Macy's. According to the demand and inventory situation, the company's SAS-based system adjusts the prices of as many as 73 million commodities in real time.

Baidu Encyclopedia-Big Data (IT industry terminology)