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slides - Brainmapping.ORG

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k-space and Resolution<br />

ky<br />

kx<br />

FFT ➠<br />

ky<br />

Image Contrast<br />

kx<br />

FFT ➠<br />

Radiology<br />

Acquiring fewer phase encodes decreases resolution.<br />

34<br />

Why Image Contrast<br />

Why Image Contrast<br />

Visual Area<br />

of the Thalamus<br />

Optic<br />

nerve<br />

Optic<br />

chiasm<br />

Optic<br />

tract<br />

Retina<br />

Visual Cortex<br />

The human visual system is more sensitive<br />

to contrast than absolute luminance.<br />

Radiology<br />

Radiology

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