When the human brain was evolving, such stimuli would not have been two-dimensional images.

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That allowed the team to turn the two-dimensional images from MODIS into three-dimensional models.

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His early exploration of this idea, building up two-dimensional images of the soft interiors of organisms by spectroscopy, was performed on green peppers or on clams which his small daughter collected on the beach.

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Unfortunately, the processing required to perform the integration of all 51 two-dimensional images into a three-dimensional one is so demanding that the computers Dr Kanade has available take five days to produce ten seconds-worth of video.

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The chip is a graphics accelerator, a specialized supercomputer of sorts that handles the flood of data needed to create moving two- and three-dimensional images.

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Any part of the round images can be made into a two-dimensional view, while programs find and match faces with stored video images.

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