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LEARN MORE ABOUT John Nack

John Nack, Product Manager, Digital Photography

January 30, 2017

John Nack

Google Using RAISR Technology on Google+ and Saving 75% in Bandwidth

..... We illustrate how this effective sharpening algorithm, in addition to being of independent interest, can be used as a pre-processing step to induce the learning of more effective upscaling filters with built-in sharpening and contrast enhancement effect. "RAISR, which was introduced in November, uses machine learning to produce great quality versions of low-resolution images, allowing you to see beautiful photos as the photographers intended them to be seen," noted John Nack, Product Manager of Digital Photography at Google. "By using RAISR to display some of the large images on Google+, we’ve been able to use up to 75 percent less bandwidth per image we’ve applied it to......

January 24, 2017

John Nack

Google RAISR Keeps Images Sharp at Low Bandwidth

..... We illustrate how this effective sharpening algorithm, in addition to being of independent interest, can be used as a pre-processing step to induce the learning of more effective upscaling filters with built-in sharpening and contrast enhancement effect. “RAISR, which was introduced in November, uses machine learning to produce great quality versions of low-resolution images, allowing you to see beautiful photos as the photographers intended them to be seen,” noted John Nack , Product Manager of Digital Photography at Google. “By using RAISR to display some of the large images on Google+, we’ve been able to use up to 75 percent less bandwidth per image we’ve applied it to......