中文摘要：

创新是理解和影响城市发展周期兴衰的重要线索、深层机制。反思城市史,城市与创新相互生成、相互促进。城市的吸纳与聚集效应,为创新提供重要动力;城市的群落与区域效应,为创新打开新的空间;城市的确定与意义效应,为创新提供重要保障。当代城市创新在价值规范、风险管控、动力持续等方面面临一些深层次问题。推进创新目标的自觉、创新格局的完善、创新成果的共享,营建具有人文底蕴的城市创新,对我国城市社会的健康可持续意义重大。

英文摘要：

Innovation is a thread and mechanism to understand and affect the development cycle of city. The city and innovation creates and promotes with each other. The attraction and aggregation effect of city is the dynamic to innovation. The community and regional effect of the city opens the new space for innovation. The confirmation and meaning effect of the city provides guarantee for innovation. Now,city innovation meets some problems such as criteria of value,risk control and power continuity. For the health and sustainable of city,we need to change the target and structure of city,share the innovative product,and enrich the humane connotations of city.