The Cognitive City is a platform that supports a theory and process for data-centric innovation. You can implement this theory without the Cognitive City software, but using the Cognitive City will make it easier. The diagram below shows the 5 component theoretical model upon which the Cognitive City is based:

Each component in the above model is supported by a set of features in the Cognitive City platform:

As you're learning the Cognitive City, it is sometimes helpful to think about who a particular feature is for. The image below shows a few examples of the types of people in different markets that tend to operate in different areas of the overall theoretical model: