[zodPod]

And it really is more of a measurement device than a detector. The car is there one way or another, it's measuring the speed of it.

Maybe a "Linux Speed Measurer" however that starts to sound like it's related to measuring the speed of your OS.

Maybe "Linux-based External Object Speed Measurer"

[awqrre]

How about "Object speed measured by image processing (extracted from video input)" or osmbipefvi for short....

[fudged71]

This thread is so pedantic it hurts

[yoavm]

What about "YAM" - Yet Another Measurer?