News from the Human Connectome Project (HCP)

April 29, 2015

We are pleased to announce the release of the "Netmats MegaTrawl", a set of
webpages inside ConnectomeDB that summarizes analyses of the relationships
between imaging and non-imaging measures in the Human Connectome Project,
using multivariate-prediction and univariate-regression to relate 187
non-imaging behavioral and demographic subject measures (SMs: age, sex,
education, tobacco use, fluid intelligence (IQ), reading ability, etc.) to
461 individuals' functional connectivity resting-state fMRI (rfMRI) data. 

 

Multivariate analyses seek to model (across subjects) a given subject
measure, finding a set of edge weights (functional connections between brain
regions, or parcels) in the data that can partially explain that subject
measure. Results of this analysis are presented as web pages that enable
visualization of the group-ICA parcellations utilized for a given MegaTrawl
analysis, group-average netmats (network functional connectivity matrices),
heritability calculations, and multivariate prediction and univariate
regression results for each subject measure with thumbnail volume images
showing the edges (node - pairs) whose connection most strongly correlates
with the variable. 

 

To get access, login into ConnectomeDB (sign up for an account if you don't
have one) and click Open Dataset for the WU-Minn HCP Data project.   The
Netmats MegaTrawl link is about halfway down the project page. Or use
https://db.humanconnectome.org/data/projects/HCP_500#megatrawl and login
when prompted.

 

Full documentation on the NetmatsMegatrawl release is at
https://db.humanconnectome.org/megatrawl/HCP500_MegaTrawl_April2015.pdf
(requires login).

 

Best,

The WU-Minn HCP Consortium

 

Jennifer Elam, Ph.D.
Outreach Coordinator, Human Connectome Project
Washington University School of Medicine
Department of Anatomy and Neurobiology, Box 8108
660 South Euclid Avenue
St. Louis, MO 63110
 <tel:314-362-9387> 314-362-9387
 <mailto:el...@pcg.wustl.edu> el...@pcg.wustl.edu
 <http://www.humanconnectome.org> www.humanconnectome.org

 


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