Figure 7.

Improving visualization of an m/z-image. Improving visualization of an m/z-image by contrast-enhancement and image denoising. A. An m/z-image from a MALDI-imaging dataset for a transverse section of mouse brain. B. After contrast-enhancement by correcting 5% of the brightest pixels. C. After contrast-enhancement by histogram equalization. D. After histogram equalization and edge-preserving denoising. Reprinted from [2] with permission from John Wiley and Sons.

Alexandrov BMC Bioinformatics 2012 13(Suppl 16):S11   doi:10.1186/1471-2105-13-S16-S11