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cross-posted from: https://lemmit.online/post/5292633
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The original was posted on /r/science by /u/calliope_kekule on 2025-03-01 05:53:17+00:00.
In Switzerland we have sensors in the streets at most crossings. And behind it I assume, is a determinate algorithm whoch decides who has green for how long. This mainly is done to avoid the backing up of one crossing into another.