Sorting through each image takes a good computer a whole day, so the institute also uses human interpreters.

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The increase in detail couldn't quite keep up with that because it was artificially created, but upscaling still managed to deliver that feeling of removing one more foggy pane of glass from in front of the image -- so it's all good.

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This is when the heart is the quietest, so it's easiest to get a good image of the organ.

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