Entropy is a measure of information in signals. Based on the conception of entropy, two new features-Shannon entropy and Threshold entropy are proposed in flow regime identification.
熵是信号序列信息量的表征，作者在对差压信号的分析中提出了两种基于熵概念的特征——香农熵和阈值熵。
Expressions of drift information flow and diffusion information flow, and concise formulas of information dissipation rate and information entropy production rate are given.
给出了漂移信息流和扩散信息流的表达式、信息减损率和信息熵产生率的简明公式。
The way to keep the stability and order of the market is to input materials, power and information flow from outside so as to reduce the entropy of the market system.
实现市场稳定或有序的途径是通过外界给市场输入物质、能量和信息流，使市场系统的熵减小。
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