information
Information refers to the objects transmitted and processed through audio, news and communication systems, and generally refers to all the contents spread by human society. People can distinguish different things by obtaining and identifying different information from nature and society, so as to understand and transform the world. In all communication and control systems, information is a common form of communication.
1948, the mathematician Shannon pointed out in his paper entitled Mathematical Theory of Communication that "information is used to eliminate random uncertainty". The most basic unit of creating everything in the universe is information. American information management expert F.W.Horton defines information as: "Information is processed data to meet the needs of users' decision-making.
Simply put, information is processed data, or information is the result of data processing. According to the research results of information. The scientific concept of information can be summarized as follows: information is the reflection of the movement state and change of various things in the objective world, the representation of the interconnection and interaction between objective things, and the representation of the movement state and change essence of objective things.
Physically speaking, information and matter are two different concepts. Information is not matter. Although the transmission of information requires energy, information itself has no energy. The most striking feature of information is that it cannot exist independently, and the existence of information must depend on the carrier.