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jvs:fscan:manual:chapter3:winkeys:roi [2011/12/27 19:32] voyvodic |
jvs:fscan:manual:chapter3:winkeys:roi [2023/02/23 18:43] (current) |
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- | 10 | + | 10 |
11 area -- perimeter and all internal points | 11 area -- perimeter and all internal points | ||
12 shell -- perimeter and all internal points | 12 shell -- perimeter and all internal points | ||
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expand path by interpolation | expand path by interpolation | ||
- | FLG 1 - add node for every voxel DIST step (default) | + | FLG 1 - reuse same ROI |
2 - interpolate contours for intervening slices | 2 - interpolate contours for intervening slices | ||
- | | + | ? - add node for every voxel DIST step (default) |
+ | | ||
+ | - Flg 2: distance between contours in mm (default: voxel depth) | ||
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sample image perpendicular to path at each node; | sample image perpendicular to path at each node; | ||
- | find edge VAL, edge is values near OUTVAL; | + | find edge where image intensity crosses |
move node to edge if found; flag nodes where no edge found | move node to edge if found; flag nodes where no edge found | ||
+ | FLG 1 - reuse same ROI (default is create new ROI) | ||
+ | 2 - edge is intensity change >= VAL % | ||
+ | 4 - only look for edge on one side | ||
+ | | ||
+ | 8 - swap search directions (look first on right side of path) | ||
+ | | ||
+ | 16 - first jump away from search direction then search (assumes 4) | ||
+ | VAL edge intensity value (default current Thresh value, or 1 if Thresh==0) | ||
+ | | ||
+ | FLG 1 - reuse same ROI (default is create new ROI) | ||
+ | ? - remove non-edge nodes (after 10,2h cmd) | ||
+ | 2 - remove kinks (where path doubles back on itself) | ||
+ | 4 - remove outliers (where path jumps | ||
+ | 8 - smooth regardless of distance (default: smooth small jumps) | ||
+ | DIST | ||
+ | | ||
+ | This creates a contour around the border of the image | ||
+ | | ||
+ | Note: this is inverse of 9h cmd. | ||
FLG 1 - inside voxels have values >= VAL (default) | FLG 1 - inside voxels have values >= VAL (default) | ||
2 - inside voxels have values <= VAL | 2 - inside voxels have values <= VAL | ||
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6 - edge is intensity increase >= VAL % | 6 - edge is intensity increase >= VAL % | ||
VAL edge intensity value (default current Thresh value, or 1 if Thresh==0) | VAL edge intensity value (default current Thresh value, or 1 if Thresh==0) | ||
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- | | + | (plane=2, z, by default. |
- | Generate contour ROI for image mask(s) | + | |
- | This creates a contour around the border of the image | + | |
- | region with intensity VAL (each value >0 by default) | + | |
- | | + | |
- | Note: this is inverse of 9h cmd. | + | |
- | | + | |
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