1. A method comprising: receiving, by a computer system comprising a processor, a data set comprising geo-location data and radio signal measurement data for a plurality of telecommunications events that have occurred within a mobile telecommunications network; providing, by the computer system, the data set as input to a classification model executing on the computer system; and classifying, by the classification model executing on the computer system, the data set into an indoor results subset comprising a first telecommunications event of the plurality of telecommunications events determined to have occurred in an indoor location and an outdoor results subset comprising a second telecommunications event of the plurality of telecommunications events determined to have occurred in an outdoor location.