Conspicuity curve follows as an attachment. I should add that I am mostly convinced that crossing collisions where nobody's view is physically obscured is due more to speed misjudgement than not seeing the cyclist. Right hooks especially.
__________________
Cat 2 Track, Cat 3 Road.
"If you’re new enough [to racing] that you would ask such question, then i would hazard a guess that if you just made up a workout that sounded hard to do, and did it, you’d probably get faster." --
the tiniest sprinter