help - menu > image
  1. Image
    1. Reset
    2. Inverse
    3. Threshold
    4. WW/WL

Image


イメージ

Reset


Overview
You can restore the images to the initial state before the processing.

Detail
You can restore the images to the initial state before the processing.
After editing and saving the image, you can restore the images to the original.

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Inverse


Overview

You can invert the value of pixels.

色調反転

Detail
By inverting the value of pixels, you can see black parts as white and/or white parts as black.

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Threshold


Overview
You can change the images to binary in black and white.

Detail
The images are changed to binary and displayed in only 2 colors white and black.
In addition to adjusting the proportion of black and white, you can do the following operations, inverting the image color after binarization again, masking the white parts, and selecting the inverting algorithm.

・Threshold Type

2値化

You can select the algorithm from the following five as necessary.

Binary Threshold … displaying white as the brighter parts and/or black as the darker parts.

2値化


Binary Threshold Inverse … displaying black as the brighter parts and/or white as the darker parts.

2値化

Threshold Truncate … displaying gray which is threshold as the brighter parts.

2値化


Threshold to Zero … displaying the original parts as the brighter parts and/or black as the darker parts.

2値化


Threshold to Zero Inverse … displaying black as the brighter parts and/or the original parts as the darker parts.

2値化


・Threshold Value

2値化

You can adjust the threshold value from minimum 0 to maximum 255.


・Preview

2値化

You can see the result of binarization in the preview part.
By moving the slider above the image, you can change the slice.

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WW/WL


Overview
You can apply linear transformation to the pixels.

Detail
You can apply linear transformation to the pixels.
By changing the window level (middle brightness) and window width (the range of the pixels to be displayed), you can adjust the brightness and contrast.

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2値化

You can see the result of WW/WL in the preview part.
By moving the slider above the image, you can change the slice.

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