This article present the concept of Urban Traffic Index and Travel Index, discuss the mathematic model about the Urban Traffic Index and Travel Index.

提出城市交通综合指数和交通出行指数的概念，并探讨了具体计算指数的数学建模。

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At present, the research about the comprehensive evaluation of domestic urban transport system is still in its initial stage, the research about traffic index is less.

目前，国内对于城市交通系统的综合评价的研究还处于初级阶段，交通指数方面的研究更少。

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Therefore, this paper puts emphasis on the research about the theory and compute methods of traffic index. We try to use transport index to evaluate the development of the urban transport system.

所以本论文对我国交通指数编制的理论和方法进行研究和探讨，试图以交通指数来评价城市交通系统的综合状况。

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Traffic congestion, which increases when shopping and commuting increase, rose in both December and January, according to the National Congestion Index that traffic-information firm Inrix produces for Forbes.

FORBES

This despite the fact that Google was sending them billions of pages of traffic as a result of including them in the index.

FORBES: And Google Comprehensively Outsmarts The French

The Cisco index estimates that 76% of all IP traffic will still be within the data center three years from now, barely changed from the current 77% level.

FORBES: Cisco: Cloud Will Soon Handle Most Data Center Workloads