I programmed such a tool for my local city back in the nineties from 3d stereo overflies, exactly to detect undeclared extensions, verandas, garden houses and s

I programmed such a tool for my local city back in the nineties from 3d stereo overflies, exactly to detect undeclared extensions, verandas, garden houses and such. It just wasn't called AI then, just image detection and 3d reconstruction.