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Image Processing with ImageJ by José María Mateos Pérez, Javier Pascau

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Image adjust tools

In this section, we will explore different tools that can be used for basic image processing.

Image histogram and window/level parameters

In this section, we will first understand one basic descriptor of the image intensity content, the image histogram. It will allow us to better understand what the intensity processing tools are doing. The image histogram is a graphical representation of the intensity values present in the image that plots the number of pixels for each intensity value. It shows intensity distribution over the image at a glance, and will help a lot when adjusting the way these intensities are displayed or modified.

Histograms, like most of the concepts in this book, are better understood with examples. Open two ...

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