The Download: Mind-controlled prosthetics, and the value of AI coaching knowledge

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The Download: Mind-controlled prosthetics, and the value of AI coaching knowledge


What’s new: When somebody loses a part of a leg, a prosthetic could make it simpler to get round. But most prosthetics are static, cumbersome, and exhausting to maneuver. A brand new neural interface connects a bionic limb to nerve endings within the thigh, permitting the limb to be managed by the mind.

How they did it: First, sufferers bear surgical procedure to attach shin muscle, which contracts to make the ankle flex upward, to calf muscle, which counteracts this motion. The prosthetic will also be fitted at this level. In step two, floor electrodes measure nerve exercise from the mind to the calf and shin muscle tissues, indicating an intention to maneuver the decrease leg. A small laptop within the bionic leg decodes these nerve indicators and strikes the leg accordingly, permitting the affected person to maneuver the limb extra naturally. 

Why it issues: The new machine may assist individuals with lower-leg amputations really feel as if their prosthesis is a part of them, and make strolling simpler. Read the total story.

—Sarah Ward

AI corporations are lastly being pressured to cough up for coaching knowledge

The generative AI growth is constructed on scale. The extra coaching knowledge, the extra highly effective the mannequin. But many web sites and knowledge set homeowners have began limiting the flexibility to scrape their web sites. Last week three main report labels introduced they have been suing the AI music corporations Suno and Udio over alleged copyright infringement, claiming the companies had made use of copyrighted music of their coaching knowledge “at an almost unimaginable scale.”  

But this second additionally units an fascinating precedent for all of generative AI growth. Thanks to the shortage of high-quality knowledge and the immense strain and demand to construct even greater and higher fashions, we’re in a uncommon second the place knowledge homeowners even have some leverage. The music business’s lawsuit sends the loudest message but: High-quality coaching knowledge shouldn’t be free. Read the total story.

—Melissa Heikkilä

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