MIT boffins create visual microphone with packet of chips

Here’s an age old conundrum: If a tree falls in a forest, and no one’s around to hear it, does it make a sound? Well, if a video camera was recording the incident, then theoretically, yes. Thanks to an MIT, Microsoft and Adobe joint venture, a nifty processing algorithm has been developed that can extract audio from pixelated vibrations captured in the frames of video.

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