The network information system surrounding information acquisition, information interaction, and information utilization is the core element of the current information environment, and the measurement of information is one of the cores of the research on the network information system. This article quantitatively calculates different levels of information from the perspective of effectiveness evaluation, maps the information measurement issues in the physical domain, system domain, and system domain to the equipment performance, system effectiveness domain and system effectiveness, and quantitatively calculates the information from the perspective of application effects, get the multi-scale measurement framework of information measurement. Through this framework, multi-scale quantitative calculations can be carried out on the information application capabilities of different levels of network information systems, providing support for equipment construction, capability evaluation, and optimized applications.
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