Small survey:Please collect several information about big numbers and write them down. It takes 500 trillion cells to make up a human body, there are 24 hours or 1440 minutes and 86400 seconds in a day, there are 365 days in a year with 8760 hours, 525600 minutes and 31536000 seconds, China has a land area of 9.6 million square kilometers (96,000,000), and China is the most populous country in the world with a population of 1,300,000,000 (1.3 billion) . Big Data: Big data, an IT industry term, refers to a collection of data that cannot be captured, managed and processed within a certain timeframe using conventional software tools, and is a massive, high-growth, and diverse information asset that requires new processing modes to have stronger decision-making, insight discovery, and process optimization capabilities.

In The Age of Big Data [1] by Viktor Mayer Sch?nberg and Kenneth Kukier Big Data refers to the use of all data for analytical processing without using shortcuts such as random analytics (sampling). The 5V characteristics of Big Data (proposed by IBM): Volume, Velocity, Variety, Value, Veracity. [2]

Chinese name

Big data

Foreign name

big data,mega data

Proposed by

Viktor Mayer-Sch?nberg and Kenneth Kukier

Proposed by

Mid-August 2008

Applied disciplines

Computers, Information Science, Statistics

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Definition

For the term "Big data" the research organization Gartner gives this definition. Gartner offers this definition. "Big data" is the need for new processing models in order to have greater decision-making power, insight discovery and process optimization capabilities to adapt to the massive volume, high growth rate and diversity of information assets.