Open up Instagram at any given moment and it probably won’t take long to find crisp pictures of the night sky, a skyline after dark or a dimly lit restaurant. While shots like these used to require advanced cameras, they’re now often possible from the phone you already carry around in your pocket.
For example, algorithms identify the right level of exposure, determine the correct color pallet and gradient under certain lighting conditions, sharpen blurred faces or objects artificially, and then makes those changes. The final result, however, can look quite different from what the person taking the picture saw in real time, in what some might argue is a technical sleight-of-hand trick. Google is also focused on reducing noise in photography.
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