No Recombination of X Chromosomes

What’s the probability that two children share one whole copy of the X chromosome without sharing a father? I’ve made an X chromosome model that predicts shared X DNA percentages and ranges for various ancestors, but I haven’t yet calculated ranges...

DNA Clusters in Gephi Using Data from GEDmatch

Update, 3 March 2020: When I finally thought to share this information, I found out that I wasn’t the only person to have ever tried it. Still, I was encouraged to quickly finish writing up my methodology, as there weren’t any other instructions available....