Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-02-01 Thread Xavier Guell Paradis
; Glasser, Matthew; Elam, Jennifer; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? No, we

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-31 Thread Xavier Guell Paradis
, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? No, we were proposing this: M = cifti map of mean(of Level 2 individual subject copes) S = cifti map of std(of Level 2 individual

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Harms, Michael
Sent: Monday, January 30, 2017 7:26 PM To: Xavier Guell Paradis; Harms, Michael; Elam, Jennifer; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what d

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Xavier Guell Paradis
[glass...@wustl.edu<mailto:glass...@wustl.edu>] Sent: Monday, January 30, 2017 6:51 PM To: Xavier Guell Paradis; Harms, Michael; Elam, Jennifer; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Glasser, Matthew
t;] Sent: Monday, January 30, 2017 6:51 PM To: Xavier Guell Paradis; Harms, Michael; Elam, Jennifer; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Xavier Guell Paradis
22 PM To: Xavier Guell Paradis; Harms, Michael; Elam, Jennifer; hcp-users@humanconnectome.org Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Those are the level 2

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Glasser, Matthew
mailto:e...@wustl.edu>>, "hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Cc: "Burgess, Gregory" mailto:gburg...@wustl.edu>> Subject: RE: [HCP-Users] Very large z values for task contrasts in S900_ALL

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Xavier Guell Paradis
<mailto:mha...@wustl.edu>] Sent: Monday, January 30, 2017 12:30 PM To: Elam, Jennifer; Glasser, Matthew; Xavier Guell Paradis; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Glasser, Matthew
nt: Monday, January 30, 2017 12:30 PM To: Elam, Jennifer; Glasser, Matthew; Xavier Guell Paradis; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Xavier Guell Paradis
manconnectome.org>" mailto:hcp-users@humanconnectome.org>> Cc: "Burgess, Gregory" mailto:gburg...@wustl.edu>> Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? P

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Xavier Guell Paradis
@humanconnectome.org Cc: Burgess, Gregory Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Hi, Just wanted to mention that I’m not promoting the computation of Cohen’s d effect size maps

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Harms, Michael
: Saturday, January 28, 2017 at 1:50 PM To: Michael Harms mailto:mha...@wustl.edu>>, Xavier Guell Paradis mailto:xavie...@mit.edu>> Cc: "Burgess, Gregory" mailto:gburg...@wustl.edu>>, "Elam, Jennifer" mailto:e...@wustl.edu>> Subject: Re: [HCP-Users] Very lar

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-30 Thread Elam, Jennifer
>, "Elam, Jennifer" mailto:e...@wustl.edu>> Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Significance is a quantification of “likelihood of truth” whereas effect

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Glasser, Matthew
<mailto:hcp-users@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Subject: RE: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Thank you again for the reply. Is there a way to acc

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Xavier Guell Paradis
@humanconnectome.org Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? It was produced, whether or not it was packaged up is a separate matter. Peace, Matt. From: Xavier Guell Paradis mailto:xavie

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Glasser, Matthew
@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Subject: RE: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Dear Matt, Thanks for the reply. Did you mean that the pipel

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Xavier Guell Paradis
, Matthew [glass...@wustl.edu] Sent: Friday, January 27, 2017 3:01 PM To: Xavier Guell Paradis; hcp-users@humanconnectome.org Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? I assume

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Glasser, Matthew
"hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Subject: RE: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Dear Matt,

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-27 Thread Xavier Guell Paradis
.edu] Sent: Thursday, January 26, 2017 6:53 PM To: Xavier Guell Paradis; hcp-users@humanconnectome.org Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? The files called cope1 or beta are an e

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-26 Thread Glasser, Matthew
t: Thursday, January 26, 2017 5:33 PM To: Xavier Guell Paradis; hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org> Subject: Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? St

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-26 Thread Xavier Guell Paradis
2017 at 3:46 PM To: "hcp-users@humanconnectome.org<mailto:hcp-users@humanconnectome.org>" mailto:hcp-users@humanconnectome.org>> Subject: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical signifi

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-26 Thread David Van Essen
; on behalf of Xavier Guell > Paradis mailto:xavie...@mit.edu>> > Date: Thursday, January 26, 2017 at 3:46 PM > To: "hcp-users@humanconnectome.org <mailto:hcp-users@humanconnectome.org>" > mailto:hcp-users@humanconnectome.org>> > Subject: [HCP-Users] Very

Re: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-26 Thread Glasser, Matthew
nectome.org>> Subject: [HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance? Dear HCP team, I have seen that the zstat values for tasks contrasts are very large in the HCP_S900_787_tfMRI_ALLTASKS_le

[HCP-Users] Very large z values for task contrasts in S900_ALLTASKS_level3_zstat file: what does this mean in terms of statistical significance?

2017-01-26 Thread Xavier Guell Paradis
Dear HCP team, I have seen that the zstat values for tasks contrasts are very large in the HCP_S900_787_tfMRI_ALLTASKS_level3_zstat1_hp200_s2_MSMAll.dscalar.nii file, to the point that one can observe areas of activation in task contrasts by setting very high z value thresholds (e.g., a z thresh