Urbanism in the 21st century. Given the fact that most of the world's population now lives in cities, the importance and centrality of cities to solving global problems - such as poverty, inequality, global warming and pollution, intercultural schisms, women's and minorities' rights, aging and health - is rising. Cities are increasingly taking part in meeting these challenges through community organizations, interurban networks, and residents who are changing their cities for

Traditionally one city is planned and designed by static master planning regulation. Paradigm established from last century (even updated every 5-10 years) becomes increasingly harder to propose dynamic strategy and evaluation in this rapid urban development. To provide efficient and direct reference of a well-planned city for a new site becomes the issue that needs to be answered. Therefore, an intelligent urban design system is urgently needed in city optimization. This cou