Author Archives: Greta Linse Peterson

Greta Linse Peterson

About Greta Linse Peterson

Greta Peterson is Golden Helix’s Director of Product Management and Quality and as such, Greta is quite busy. Her main duty is managing SNP & Variation Suite (SVS) from strategic planning to tactical activities, including defining market requirements and working with developers to ensure timely releases. On the "Quality" side, she is responsible for software testing, quality control, and maintaining technical documentation. In addition to those duties, Greta also manages Golden Helix's Technical Support team, writes Python scripts for extending SVS functionality, and conducts software training for customers and prospects. Greta joined Golden Helix in 2008 when she completed her Masters degree in both Mathematics and Statistics at Montana State University in Bozeman. When Greta is not working, she enjoys spending time with her family and hiking the surrounding areas of Bozeman.

New MM-KBAC Method Explained

Last month, June 2014, we announced a new method that Golden Helix developed–the soon to be available MM-KBAC. MM-KBAC, or Mixed Model Kernel Based Adaptive Clustering combines the KBAC method developed by Lui and Leal (2010) with a random effects … Continue reading

Posted in Assessment of new methods | Tagged , , , | 2 Comments

Back to Basics: Importing/Exporting Data in Imputation Program Data Formats with SVS

In a recent blog post (Comparing BEAGLE, IMPUTE2, and Minimac Imputation Methods for Accuracy, Computation Time, and Memory Usage), Autumn Laughbaum compared three imputation programs. Data can be exported from, or imported into, SVS in the standard file formats for … Continue reading

Posted in Add-on scripts & data repository, Bioinformatic support, How to's and advanced workflows | 1 Comment

More Mixed Model Methods!

Thanks to everyone for the great webcast yesterday. We had over 850 people register for the event and actually broke the record! Take that Bryce and Gabe! If you would like to see the recording, view it at: Mixed Models: … Continue reading

Posted in Best practices in genetic analysis, Technology review | 5 Comments

Follow Along on an Analyst’s Journey to Filter Whole Genome Data to Four Candidate Variants in SVS

Last week Khanh-Nhat Tran-Viet, Manager/Research Analyst II at Duke University, presented the webcast: Insights: Identification of Candidate Variants using Exome Data in Ophthalmic Genetics. (That link has the recording if you are interested in viewing.) In it, Khanh-Nhat highlighted tools … Continue reading

Posted in Best practices in genetic analysis, How to's and advanced workflows | Leave a comment

Three New Scripts and Two Updated Ones

We are excited to let you know about new scripts to aid in filtering rows/columns and identifying unique values in a column, as well as two updated scripts. Don’t forget about the Technical Support Bulletins which keep you up-to-date on … Continue reading

Posted in Add-on scripts & data repository | Leave a comment

New Plant and Animal Genomes and Tracks Now Available!

Happy new year! We hope all of our readers, clients, and users had a great holiday season filled with friends and family! While Golden Helix did take a break from blogging in December, we’ve still been pretty busy bringing you … Continue reading

Posted in Add-on scripts & data repository, Plant & animal | Leave a comment

Announcing Technical Support Bulletins

Last month I was inspired to create a new way to keep our customers apprised of the latest information on Golden Helix software without cluttering inboxes and overwhelming our blog. I happened to receive a link to an article for … Continue reading

Posted in Bioinformatic support | 2 Comments

New Technical Support Bulletins (Forthcoming!), and a Known Bug with Filter Samples by Call Rate

As Product Quality Manager, I have been spending quite a bit of time lately thinking about the best way to communicate with our Golden Helix customers with regards to product quality and customer support issues. Most of our customers at … Continue reading

Posted in Bioinformatic support | Leave a comment

How SVS Treats Gender in Calculating Genotype Statistics

Recently several customers have asked how SNP & Variation Suite (SVS) treats gender when calculating genotype statistics. In this blog post, I will cover SVS’ current capabilities, what we have available through Python scripts, and what is coming in the … Continue reading

Posted in Bioinformatic support, How to's and advanced workflows | 1 Comment

New Plant/Animal Genomes and Annotation Tracks Now Available

Recently we have expanded our annotation track offerings with new human variant frequency catalogs such as the 1000 Genomes Phase 1 Data. Of course, we also curate data for plant and animal genomes – some of which are currently available … Continue reading

Posted in Bioinformatic support, News, events, & announcements, Plant & animal | 1 Comment