Figure 7
From: MALDI imaging mass spectrometry: statistical data analysis and current computational challenges
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.