Coll but how you collect the source of light point in each roads?
Are the application actively recording light intensity? Are they coming from open-data?
Are the application actively recording light intensity? Are they coming from open-data?
> For this hackathon we used data about whether a street is lit or not from Open Street Map. Later we could incorporate official UK gov data about street lighting or even incorporate satellite imaging data.
It sounds like getting the data right wasn't the focus yet:
> Later we could incorporate many other kinds of data such as safe checkpoints trivially. The core technical challenge was wrangling the data and writing our own custom routing algorithm.
https://wiki.openstreetmap.org/wiki/Key:lit
The highway=street_lamp tag indicates that there is a lamppost (which can be a navigational aid), but is a much more detailed form of mapping that should be used in addition to the lit-key on the ways themselves.