Louis Kessler’s Behold Blog The Behold User Forum
Blog Comments
12.
Reading GEDCOM – A Guide for Programmers - Blog comment by digitalarchivist - 18 Oct 2023
Thank you, Louis. This is helpful and timely.
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Reading GEDCOM – A Guide for Programmers - Blog comment by coret - 12 Oct 2023
Why are you ignoring the latest GEDCOM version 7.0 and stick with the 24 year old one?
14.
Ancestral Loops - Blog comment by jandrea - 13 Jun 2023
Stopping when recursion has returned to somebody who has already been visited. Without creating the extra structure to hold the white/grey data. Its quite fast when testing 100k individuals. Of course its possible when getting into a loop from the side, perhaps a cousin who's grandfather is in the loop. I ...
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Ancestral Loops - Blog comment by lkessler - 8 Jun 2023
jandrea: Well it is a recursive procedure. The problem is that if you have loops, then the recursive procedure is infinite. So you have to figure out how to stop. The normal stopping method in a recursive procedure is to mark a node (person) as "visited" once they've been checked so that you don't process them ...
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Ancestral Loops - Blog comment by jandrea - 8 Jun 2023
I realize this is an old topic but I've only recently started worrying about loop detection in my own tools.
Could you describe what sort of loops are not being caught by a recursive path ?
I check separately for spouse of self and sibling of self.
thanks
17.
Building a Base Pair to Centimorgan Map - Blog comment by gadgetsurplus - 18 Mar 2023
As always, nice writeup and approach. I have 10+ 23andMe accounts that could be used to finish your analysis (if we can reach an agreement on privacy and such :)
18.
Converting Base Pairs to Centimorgans - Blog comment by lkessler - 13 Jun 2022
Thanks EJ, for your confirmation about the issue. I came up with a new idea that I'm going to try out, which may result in my next blog post.
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Converting Base Pairs to Centimorgans - Blog comment by ejblom - 13 Jun 2022
I remember stumbling across the same issue when implementing AutoSegment. I also found that FTDNA en GEDmatch were sometimes quite off compared to other companies. One of the reasons for FTDNA back then was the fact they were still using build 36 whereas the others were using 37. Sometimes the locations were ...
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Double Match Triangulator, Version 5.0 - Blog comment by lkessler - 3 Jun 2022
Thank you k1w1. The link is now fixed.
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Is Perfect GEDCOM Reading and Writing Necessary? - Blog comment by digitalarchivist - 18 Oct 2023