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Location - physical location of the observations. Can be a point or polygon. Captured in a geoJSON format.
Thing - a collection of one or more sensors/an abstract description of what is being measured e.g Water Levels
Sensor - the device or entity doing the measurement
Datastream - a group of observations of an observed property by a sensor for a thing at a given location
ObservedProperty - description of what is being observed
Observations - the actual time vs intensity data
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