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On Fri, 14 Jan 2005, Eli Packer wrote: > Dir Sir/Madam, > I am trying to extract FMRI data and having the following problem: > I am using the toolboxes->volumes->multiple volumes->extarct maximum in > order to find a voxel with best activity. Then, while using its coordinates > to plot the data, the two following cases happen a lot: What do you mean with "best activity"? What SPM version are you using? How do you proceed to plot the data? > 1) I get a window states that "No row data saved at this location: Data > portions of plots unavailable at this location. Jump to the nearest voxel > with saved raw data?" > 2) The coordinates are changed automatically (I guess that it happens when > it finds a close voxels with data). > I wonder why why this scenario occurs? if SPM finds a voxel with maximum > activity, how comes he states that it has no data? Looking at the images > implies that those maximum activated voxels have data, since they have > color, otherthen white. Volkmar -- Volkmar Glauche - Department of Neurology E-Mail [log in to unmask] UKE Hamburg Phone 49(0)40-42803-5781 Martinistr. 52 Fax 49(0)40-42803-9955 20246 Hamburg