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“4k”
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Tutorials··7 min readFree 4K Video Upscaling in Your Browser — No Upload, No Software
How to upscale video to 4K resolution for free using AI and Lanczos algorithms, entirely in your browser. What quality to expect, and when it is worth doing.
Tutorials··8 min readRescuing Tiny, Low-Res Photos: Upscaling Old Images to 4K in Your Browser
That 640×480 photo from a 2006 digital camera doesn't have to stay small. A practical guide to AI upscaling old, low-resolution images to print-and-display size on your own device — what it can recover, what it can't, and the order of operations that works.