The beginning of big data
People upload information to the Internet every day, such as photos, documents, videos, etc. With the advancement of technology, the cost of storing data has dropped significantly, therefore, the amount of data in various industries has increased rapidly. For example, Facebook processes hundreds of millions of photos every day. YouTube users watch hundreds of millions of hours online every day, and the amount of data that can only be obtained within ten years in the past can be collected overnight today, and whether the data can be successfully analyzed is the most important thing.
The term "big data" was originally from "The Third Wave" written by the futurist Alvin Toffler and called "big data" the Cadenza of the third wave. 《Nature》 magazine also published a special column called "Big Data" in 2008 which became a buzzword in the Internet technology industry.
McKinsey & Company was the first to apply big data. They found that the information recorded by various online platforms has commercial value and released a report about "big data" in June 2011. Therefore, "big data" is gradually being valued by all walks of life. Facebook also digitizes interpersonal interaction, bringing about great commercial value. Now, we are in Internet of Things generation, and many machines have begun to be digitized, such as watches, cars, and motorcycles. The information collected will be important foundation of Analysis.