Notice of RetractionResearch on the appraisal of the ecological cities in Liaoning Province based on the theory of gray clustering

Notice of Retraction

After careful and considered review of the content of this paper by a duly constituted expert committee, this paper has been found to be in violation of IEEE´s Publication Principles.

We hereby retract the content of this paper. Reasonable effort should be made to remove all past references to this paper.

The presenting author of this paper has the option to appeal this decision by contacting TPII@ieee.org.

As a pattern in which cities will develop in the future, ecological city is for the purpose of constructing one kind of ideal environment to live together. The ecological city is becoming the hot topic of urban development day by day in China. This article carries on the appraisal of the ecology cities in Liaoning Province based on the theory of grey clustering. It demonstrates the ecological degree of Shenyang and the Dalian is high, but the city whose ecological degree is worst in the Liaoning Province is Chaoyang finally. The urban construction and the development must be evaluated comprehensively from three aspects of function, structure and cooperate, and the development cannot be only strived for unilaterally, must coordinate, sustainable development. Only in this way we can create ideally environment for the humanity lives together.