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jvs:fscan:manual:chapter3:surfkeys:objects
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jvs:fscan:manual:chapter3:surfkeys:objects [2011/11/09 20:08] voyvodic |
jvs:fscan:manual:chapter3:surfkeys:objects [2023/02/23 18:43] (current) |
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| The surface objects commands (' | The surface objects commands (' | ||
| + | |||
| + | NAME: the meaning of this argument varies depending on the MODE\\ | ||
| + | * modes 0-2: ROI mask image (default is previous window) | ||
| + | * mode 5: object param subset name | ||
| + | * mode 7: new data set name | ||
| The MODE argument controls what type of object command to perform.\\ | The MODE argument controls what type of object command to perform.\\ | ||
| Line 15: | Line 20: | ||
| * 1 - VALUE is ROI num if ROIs, else intensity (default) | * 1 - VALUE is ROI num if ROIs, else intensity (default) | ||
| * 2 - VALUE is intensity value | * 2 - VALUE is intensity value | ||
| + | * 4 - include only objects with endpoint in ROI (default includes objects intersecting ROI) | ||
| * 1 - turn on PARAM bit(s) for objects in ROI | * 1 - turn on PARAM bit(s) for objects in ROI | ||
| * NAME, VALUE, PARAM, and FLAG same as mode 0. | * NAME, VALUE, PARAM, and FLAG same as mode 0. | ||
| Line 37: | Line 43: | ||
| * 9 - set OBJMASK to VALUE | * 9 - set OBJMASK to VALUE | ||
| * If VALUE is omitted this displays current OBJMASK value | * If VALUE is omitted this displays current OBJMASK value | ||
| + | * 10 - set NUMFASTOBJECTS to VALUE | ||
| + | * If VALUE is omitted this displays current NUMFASTOBJECTS value | ||
| + | * If NUMFASTOBJECTS is positive, that many fibers will be displayed in [[jvs: | ||
| + | * 11 - generate object parameter values by sampling associated images at each object vertex | ||
| + | * NAME: reference image (default is prev window) | ||
| + | * VALUE: | ||
| + | * 1 - FA values (1/vtx) | ||
| + | * 2 - ADC values (1/vtx) | ||
| + | * 3 - track length values (mm), 1/track | ||
| + | * 4 - length (npts) histogram of active objects | ||
| + | * 12 - generate new data set with objects as avg of all active objects connected to each ROI (1/ROI). This assumes active objects already seed selected. | ||
| + | * NAME: ROI image (default is all active objects) | ||
| + | * VALUE: Averaged values (bitmask) | ||
| + | * 1 - # of source objects (1/obj) | ||
| + | * 2 - length of tracks mm (1/obj) + StDev | ||
| + | * 4 - total average param values (1/obj) + SD | ||
| + | * 8 - average param 1/mm (1/vtx) | ||
| + | * 16 - stdev for each 1/vtx param avgs | ||
| + | * 32 - # objects along path (1/ | ||
| + | * PARAM: Selection options: | ||
| + | * 1 - selected tracks connected to each ROI | ||
| + | * 2 - selected tracks connecting all pairs of ROI's (default) | ||
| + | * 4 - include tracks passing through target ROI (default is endpt in ROI) | ||
| + | * 20 - set NOBJECTS to VALUE | ||
| + | * 21 - set NCOORDS to VALUE | ||
| - | Note: object parameter | + | Notes:\\ |
| + | Track param bit 1 means track is active\\ | ||
| + | ROIVALUE - index value in ROI mask\\ | ||
| + | * 0 - all voxels | ||
| + | * >0 - voxels with value ROIVALUE | ||
| Examples:\\ | Examples:\\ | ||
| Line 47: | Line 82: | ||
| Turn off objects with less than 100 points: | Turn off objects with less than 100 points: | ||
| 4,100,1,0T | 4,100,1,0T | ||
| + | Turn on only objects with at least 20 points that pass through ROI in data set " | ||
| + | 4,20,0T | ||
| + | 0,0,1,0T | ||
| + | " | ||
| | | ||
| **See Also:**\\ | **See Also:**\\ | ||
jvs/fscan/manual/chapter3/surfkeys/objects.1320869309.txt.gz · Last modified: 2014/08/04 16:03 (external edit)
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