4 ms·
I didn't realize how tragically limited emissions testing is (everywhere I've lived in the last 37 years has required it.) After some cogitating, I think you're
by jgalentine007 7y ago
I didn't realize how tragically limited emissions testing is (everywhere I've lived in the last 37 years has required it.) After some cogitating, I think you're right about enforcement needing to be done on the road which is unlikely to ever happen.
- mark-r 7y agoHow hard would it be to make a drone that hones in on the loudest car nearby and snaps a picture of the license plate?
- jgalentine007 7y agoI was thinking something a bit more simple like a smartphone with a directional mic and opencv could work - at least for getting an idea of the scope of the problem. Put one on each side of a two lane road and you could probably get accurate results.