The Power of Graph Methods
Overview of how a graph database works and support genealogy research.
Introduction to Graphs for Genealogists
GFG is a web toolkit to assst genealogists ...
How to use the GFG Platform
Help navigating and using the platform
Graph Triangulation Methods
How graphs simplify the computations important to genealogists
Autosomal DNA analytics in surname projects
Family Tree DNA supports surname projects. Participants either share a surname themselves or have Y-DNA matches to the surname. In the latter case, there was likely a surname change somwhere back in the lineage. Surname projects group men based on haplogroups and the pattern of single nucleotide polymorphisms (SNPs). It is not unusual for projects to have numerous groups. Within a group the project seeks to identify a common male ancestor (CMA). When there are well documented family trees the CM