Google’s improved image blending means a more seamless Street View - NBC NEWS
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November 10, 2017

Google’s improved image blending means a more seamless Street View



Google is hard at work behind the scenes improving one of its ambitious technical projects ever – Street View. The company previously revealed that its been rolling out improved camera cars with better photographic equipment to improve the quality and resolution of images that make up its street-level views in Google Maps, but it’s also fixing the sometimes messy stitching that occurs when it combines pictures from its multi-camera “rosettes.”
These so-called rosettes are those camera balls you see sitting atop the colorful Google Street View cars – they contain 15 independent camera sensors, each with their own sense, which are constantly taking images as they shuttle around streets. Software handles stitching those images together so that you can use Street View to virtually ‘step into’ any scene from anywhere the cars operate to get a frozen-in-time glimpse at what that spot would look like from a pedestrian’s perspective.
Or, almost what it would look like; one thing you’ve probably noticed if you’ve spent any time in Street View is that the stitch points, or places where the multiple images captured by the rosette’s 15 cameras, are often painfully obvious. This is not a problem that’s unique to Google, and it appears in a lot of panorama image stitching, in smartphones, consumer 

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