摘要 : Cities are becoming increasingly "smart," but they need an underlying foundation that handles and manages all the lower-level complexities. In this article, the authors discuss relevant challenges and building blocks of a Smart Ci... 展开 Cities are becoming increasingly "smart," but they need an underlying foundation that handles and manages all the lower-level complexities. In this article, the authors discuss relevant challenges and building blocks of a Smart City Application Ecosystem (SCALE). 收起