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jvs:fscan:manual:chapter3:winkeys:roi

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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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        7    path -- linked points in space        7    path -- linked points in space
        8    polygon -- closed path (perimeter on surface)        8    polygon -- closed path (perimeter on surface)
-       9    slice polygons -- separate path drawn in each slice +       9    slice polygons -- separate polygon drawn in each slice 
-      10    shell -- pts on perimeter of 3-D region+      10    slice paths -- separate path drawn in each slice
       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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        10,1,flg,dist h         10,1,flg,dist h
                         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 
-          DIST   -- distance between node steps in mm (default: voxel width)+               ? - add node for every voxel DIST step (default)  
 +          DIST   - distance between node steps in mm (default: voxel width) 
 +                 - Flg 2: distance between contours in mm (default: voxel depth)
        10,2,flg,dist,val h        10,2,flg,dist,val h
                         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 VAL boundary,
                         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 
 +                   (default is one side, then the other [left then right])
 +               8 - swap search directions (look first on right side of path)
 +                   (default is inward for counter-clockwise 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)
 +       10,3,flg,dist h clean up nodes in path
 +          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
 +       10,5,flg,val,plane h     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.
           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)
-       10,3,flg h       discard NO_EDGE nodes in path +          PLANE is 0,1,2 for which image plane x,y,z to draw contours 
-       10,5,flg,val,plane h +               (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) +
-          PLANE is 0,1,2 for which image plane x,y,z to draw contours (plane=2, z, by default. +
-          Note: this is inverse of 9h cmd. +
-  +
      11h                Sample values in a region (ROI or near cursor)      11h                Sample values in a region (ROI or near cursor)
      'name',11,flg,roinum,dist,thresh h       'name',11,flg,roinum,dist,thresh h 
jvs/fscan/manual/chapter3/winkeys/roi.1325014374.txt.gz · Last modified: 2014/08/04 16:03 (external edit)

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