Until Internet connections have infinite bandwidth, big digital files like color images will have to be compressed—which means a loss of detail.
But Xerox researcher Robert R. Buckley has come up with a way to compress and transmit different parts of a digital image separately. People viewing the image online could conserve bandwidth by starting with a low-resolution preview but could selectively download portions of the image at higher resolution, showing specific details such as text or a face.
Read more at Technology Review
