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» K-Space Tool

What happens in k-space? This tool allows you to choose changes to be made to a k-space data set. The result of these changes is seen and discussed.

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K-Space Tool: Low Pass Filter

The low pass filter cuts out all the high spatial frequency data from the periphery of k-space (it allows low spatial frequencies to pass). This results in a lack of detail on the image, although the coarse contrast of the image remains.

im_lpf (12K) k_lpf (4K)

Further reading on this topic:
Books: MRI From Picture to Proton p52-53, 119
Online: e-MRI

Choose from the list below alter k-space.

Alter k-space...

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