Chapter 6:
(Spatiotemopral data and real-time GIS)
loT = The network of physical objects, or things, embedded with sensors and network connectivity that emable these objects to collect and exchange data.
^ Think smart cities and homes
ArcGIS velocity allows use of feed items, real-time analytic items, and big data analytical items.
Poll methods = traditional approach in which a client peridocially polls the server to retrieve the latest data.
Push method = New way to serve data in near real time using the HTML5 Websocket Protocol.