This post is a gentle introduction to the concept of representing your DNA matches as network graphs. What is a Network Graph? Graphs are often explained using Facebook as an example, as most of us are familiar with this social network. Here is a small network graph of my Facebook friends. I’m not in the … Read more DNA Matches as Network Graphs – An Introduction
Ancestry shared matches are those that you have in common with another match. This is sometimes referred to as ICW, an abbreviation of “In Common With”. Users of AncestryDNA can see shared matches by clicking on a particular Dna Match and looking at the Shared tab. It’s important to know that the list on the … Read more Ancestry Shared Matches
In July 2018 I posted detailed instructions on how to count Ancestry Matches. This was after an update to the Ancestry website had “taken away” a simple display count at the top of the match list page. That old post is now invalid. Ancestry has recently rolled out a few new filters at the top … Read more How to count Ancestry Matches
As you scroll down the Ancestry Match List page, you’ll eventually see a “Distant Cousin” marker. This is the Ancestry Distant Cousin Threshold. Matches above the mark are what Ancestry calls 4th-6th cousins (and closer). Matches below the mark are what they consider to be “Distant Cousins”. The Ancestry Distant Cousin threshold is 20 centimorgans. … Read more Ancestry Distant Cousin Threshold
INTRODUCTION Do you feel a little overwhelmed when looking at your Ancestry DNA matches? I find that the best way to tackle thousands of matches is to download them into a spreadsheet and organize them in a way that every piece of information can be seen and filtered. The power of spreadsheets allows me to … Read more Tracking Ancestry DNA matches by Spreadsheet
dataminingdna.com is now fully secure! I purchased an SSL certificate from my hosting provider, and used the WordPress plugin “Really Simple SSL” to install it on this website. The free plugin provided a painless process for the setup. If I ever need the additional features of the premium product, I’ll happily stick with this company.
Here’s a tip on avoiding a particular display issue with Ancestry when using Chrome. The problem of the spinning wheel started occurring for me in October. The little wheel kept spinning, and the page of match lists would not scroll and display properly. I followed the usual Ancestry instructions to clear down cache to no … Read more Ancestry display issues – is your ad-blocker leading to a problem?
As of late October 2018, Ancestry have released another new display feature on the Match List page: a row below each match displays the number of shared centimorgans and segments. This should be a real time saver when reviewing matches by scanning the page. In combination with the other new feature I posted about, the “no … Read more Another new Ancestry feature – CMs on the Match List Page
Ancestry added a very useful new feature to the main list of matches at some time in September/October 2018. I’m being vague on the timeline because not all Ancestry users get the same new features at the same time. We now see a new tree description toward the right hand side of the page: “Unlinked … Read more Ancestry’s new feature on the Match List Page – More Tree Info
Up to now, I hadn’t paid much attention to Ancestry match gender. This post is a deep dive into how it breaks down. When I first took a snapshot of my Ancestry match data, I didn’t bother taking every piece of information available. For example, I didn’t think that the kit administrator info was useful … Read more Gender Breakdown of my Ancestry Matches