680 ITU‐T's Technical Reports and Specifications Annex Abbreviation and acronyms This Technical Report uses the following abbreviations: 4A Anytime, Anybody, Anywhere, Anything 4R Right time, Right body, Right place, Right thing EML Event Pattern Markup Language ESTO Earth Science Technology Office GIS Geographic Information System GPS Global Positioning System ID Identification ICT Information and Communication Technology IMSCC Integrated Management for Smart Sustainable Cities IoT Internet of Things ISO International Organization for Standardization ITU International Telecommunication Union OGC Open Geospatial Consortium QoS Quality of Service RFID Radio Frequency Identification SSC Smart Sustainable Cities SES Sensor Event Service SOS Sensor Observation Service SPS Sensor Planning Service UAV Unmanned Aerial Vehicle WCS Web Coverage Service WMS Web Map Service WPS Web Processing Service