Thanks for the info - As you say narrowing the field quickly is the key bottleneck, and I think you approach is a good one - I might follow this approach to speed up the binary search. If I get the time to properly compare the methods, I will definitely include this idea. Cheers!

Just a something something...

In reply to Re^3: Range overlap (with a lot of ranges) by BioLion
in thread Range overlap (with a lot of ranges) by BioLion

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