Shameless plug: our company (tensorflight.com) works on extracting building information from a few sources including street view. E.g. we extract a number of st

Shameless plug: our company (tensorflight.com) works on extracting building information from a few sources including street view. E.g. we extract a number of stories building have based on street view image. Please get in touch at kozikow@tensorflight.com if you have any idea for the collaboration.