Re: [HCP-Users] Same data / Multiple comparisons ?

2016-09-20 Thread Krieger, Donald N.
Nichols Cc: Krieger, Donald N.; hcp-users@humanconnectome.org Subject: Re: [HCP-Users] Same data / Multiple comparisons ? Hi Tom actually the MegaTrawl latest version is here: https://db.humanconnectome.org/megatrawl/index.html But yes indeed - early on within the HCP we discussed options for trying

[HCP-Users] Same data / Multiple comparisons ?

2016-09-13 Thread Krieger, Donald N.
Dear List, When a lab analyzes their own data, they control for the degradation in confidence due to multiple comparisons. But how does that work when you have many labs analyzing the same data? At the one end, several labs could do exactly the same analysis and get the same results. At the