Bioinformatic Support Archives - Page 4 of 4 - The Golden Helix Blog

Runs of Homozygosity Updated

For the SVS 8.2 release we decided to improve upon the existing ROH feature. The improvements include new parameters to define a run and a new clustering algorithm to aide in finding more stringent clusters of runs. The improvements were motivated by customer comments and a recent research paper by…

Have you ever had a bad experience with a VCF file?

“Who has ever had a bad experience with a VCF file?” I like to ask that question to the audience when I present data analysis workshops for Golden Helix. The question invariably draws laughter as many people raise their hands in the affirmative. It seems that just about everybody who…

The Differences Between EMMA and EMMAX

I recently gave a webcast on GWAS in a model organism: Arabidopsis thaliana; a question was brought up about the differences between EMMA and EMMAX and why the results with each would differ.

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 these and other imputation programs. The goal of this blog…

SVS Workflow Automation Webcast: Your Questions Answered

Last week, we presented a webcast on Workflow Automation in SVS. If you were unable to attend, a recording of it is on our website. In this post I’ll respond to some of the questions we were unable to answer within the allotted time. Will you provide a link for…

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 one of Illumina’s bulletins and realized that was exactly what…

New 1kG, dbNSFP, and ESP6500 Annotation Tracks and Associated Filters

SVS 7.6.7 features new tools for filtering sequencing data based on functional predictions and allele frequencies. To complement these new features, new annotations tracks have been uploaded to our data server and are now available for our customers! Below you will find descriptions of the new tools and the related…

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 this point have already seen several emails from me this…

I Want a GPU for Computational Analysis! Which One Should I Get?

A GPU can produce an enormous boost in performance for many scientific computing applications. Since we announced the availability of SNP & Variation Suite’s incorporation of GPUs to dramatically speed up copy number segmentation, we’ve received numerous inquiries on recommendations for what GPU to purchase. Unfortunately the technical terminology and…

Getting Your Research Questions Answered Quickly with the Various Golden Helix Support Mediums

From the Customer Support Desk… At Golden Helix, we place a strong emphasis on customer support and helping our customers use the software to the best of their abilities to answer any research questions they have. Due to such a strong emphasis on customer and technical support, there are numerous…