ITU‐T's Technical Reports and Specifications 757 Table of Contents Page 1 Scope ...................................................................................................................... 760 2 References .............................................................................................................. 760 3 Definitions .............................................................................................................. 761 3.1 Terms defined elsewhere ..................................................................................... 761 3.2 Terms defined in these Technical Specifications ................................................. 761 4 Abbreviations and acronyms .................................................................................. 761 5 Overview of key performance indicators (KPIs) in a city context ............................. 762 6 Key performance indicators .................................................................................... 762 6.1 Dimensions of KPIs ............................................................................................... 762 6.2 Sub‐dimensions of KPIs ........................................................................................ 763 6.3 Description of dimensions and sub‐dimensions of KPIs ...................................... 765