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Endogamy: I. The Knowledge Graph
Duplicate ancestors, unions and the coefficient of inbreeding
David A Stumpf, MD, PhD and Michelle Bray Wilson
Nov 29, 2022


Monophyletic Segments
The rare set of segments available for research on a specific family line.
David A Stumpf, MD, PhD
Jul 27, 2022


David A Stumpf, MD, PhD
Oct 21, 2021


David A Stumpf, MD, PhD
Sep 16, 2021

Y-DNA Haplogroups: Navigation using graph database methods
Y-DNA Haplogroups I manage a number of Y-DNA surname projects at FTDNA. One of the challenges is determining whether men's single...
David A Stumpf, MD, PhD
Dec 30, 2017

Neo4j Technical Issues
Why this post? This post is for geeks who want to know what's under the hood in a Neo4j database. I consider myself a limited expert, so...
David A Stumpf, MD, PhD
Dec 30, 2017