How to create pseudocolored image to better show evidence when it is difficult to see. Note that several other pseudocoloring methods can be found in Image > Adjustments > Gradient Maps.
Pseudocolor in GIMP
Better accomplished in Image J or Photoshop.
Pseudocolor in Image J
- Check to see if image is 8-bit or 8-bit Color. If not, convert: Image > Type.
- Under Image > Look Up Tables, select Spectrum or any number of colorizing schemes.
- Do the same with the color bar.
- Layout in Image J, Photoshop, Illustrator, Inkscape or other program to connect color bar to image.