Teem: nrrd: Visible Female Color Data Processing: Image Differences 1


teem	/	nrrd	/	Visible Female	Image Differences 1

Slice indices and names are:

235: avf1079b.raw.Z
236: avf1079c.raw.Z
237: avf1080a.raw.Z
238: avf1080b.raw.Z

unu join -i histax{R,G,B}.ppm -a 3 | unu crop -min 0 232 0 0 -max M m+9 M M \
  | histaxzoom | topng doc/hist1.png
zcat data/avf1079b.raw.Z | sliceprep -o 0.ppm
zcat data/avf1079c.raw.Z | sliceprep -o 1.ppm
zcat data/avf1080a.raw.Z | sliceprep -o 2.ppm
zcat data/avf1080b.raw.Z | sliceprep -o 3.ppm
unu 2op - {0,1}.ppm -t int | cquant | shrink | topng doc/diff1CA.png
unu 2op - {1,2}.ppm -t int | cquant | shrink | topng doc/diff1CB.png
unu 2op - {2,3}.ppm -t int | cquant | shrink | topng doc/diff1CC.png
unu 2op - {0,1}.ppm -t int | nquant | shrink | topng doc/diff1NA.png
unu 2op - {1,2}.ppm -t int | nquant | shrink | topng doc/diff1NB.png
unu 2op - {2,3}.ppm -t int | nquant | shrink | topng doc/diff1NC.png

unu 2op ... There are four slice images in question, and this generates difference images between the first and second, second and third, and third and fourth.


`hist1.png`: Segments of the red, green, and blue axis histograms, for Z slices 232 to 241.

`diff1CA.png`	`diff1CB.png`	`diff1CC.png`

`diff1NA.png`	`diff1NB.png`	`diff1NC.png`