JPEG for the mind: How the brain compresses visual information

Most of us are familiar with the idea of image compression in computers. File extensions like '.jpg' or '.png' signify that millions of pixel values have been compressed into a more efficient format, reducing file size by a factor of 10 or more with little or no apparent change in image quality. The full set of original pixel values would occupy too much space in computer memory and take too long to transmit across networks...

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