Google is using machine learning to reduce the data needed for high-resolution images

Last November, Google unveiled a prototype technology called RAISR that uses machine learning to make low-resolution images appear more detailed. Now, the company has begun the process of integrating RAISR with its online services, using the technology to upscale large images on Google+ and save users’ data in the process.So far, RAISR is only being used to tweak high-resolution Google+ images accessed on a “subset of Android devices.” When a user requests an image, Google+ ret