Descărcarea: combaterea falsurilor audio profunde și a inteligenței artificiale în sala de clasă

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Aceasta este ediția de astăzi a Descărcarea, Buletinul nostru informativ din timpul săptămânii, care oferă o doză zilnică despre ce se întâmplă în lumea tehnologiei.

AI text-to-speech programs could one day “unlearn” how to imitate certain people

Știrile: A new technique known as “machine unlearning” could be used to teach AI models to forget specific voices.

Cum funcționează: Currently, companies tend to deal with this issue by checking whether the prompts or the AI’s responses contain disallowed material. Machine unlearning instead asks whether an AI can be made to forget a piece of information that the company doesn’t want it to know. It works by taking a model and the specific data to be redacted then using them to create a new model—essentially, a version of the original that never learned that piece of data.

Why it matters: This could be an important step in stopping the rise of audio deepfakes, where someone’s voice is copied to carry out fraud or scams. Citește povestea completă.

—Peter Hall

AI’s giants want to take over the classroom

School’s out and it’s high summer, but a bunch of teachers are plotting how they’re going to use AI this upcoming school year. God help them.

On July 8, OpenAI, Microsoft, and Anthropic announced a $23 million partnership with one of the largest teachers’ unions in the United States to bring more AI into K–12 classrooms. They will train teachers at a New York City headquarters on how to use AI both for teaching and for tasks like planning lessons and writing reports, starting this fall.

But these companies could face an uphill battle. There’s a lack of clear evidence that AI can be a net benefit for students, and it’s hard to trust that the AI companies funding this initiative will give honest advice on when nu to use AI in the classroom. Citește povestea completă.

—James O'Donnell

This story originally appeared in The Algorithm, our weekly newsletter on AI. To get stories like this in your inbox first, sign up Aici.

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1 Nvidia says the US has lifted its ban on AI chip sales to China
Jensen Huang has sweet-talked Donald Trump into reversing his three-month old ban. (BBC)
+ The company will start selling its H20 chip to China. (WSJ $)
+ America may slap tariffs on a raw material used for chips and solar panels. (FT $)

2 China has launched its digital ID system
It’ll give the country even greater powers to surveil and censor its internet users. (WP $)

3 xAI has secured a contract with the US Department of Defense
Just days after its Grok chatbot had an anti-Semitic meltdown. (Gardianul)
+ EU officials are holding talks with X representatives after the outburst. (Bloomberg $)

4 Meta’s data centers are on the verge of triggering a major water shortage
Local residents in Newton County, Georgia are suffering. (NYT $)
+ But Zuckerberg wants to build gigawatt-size centers anyway. (Bloomberg $)
+ Am făcut calculele privind amprenta energetică a inteligenței artificiale. Iată povestea pe care nu ați auzit-o. (Revista Tehnologiei MIT)

5 The Trump administration is incinerating tons of emergency food
Rather than sending it to people in need. (Atlanticul $)

6 The US is attempting to revive its rare-earth industry
The Pentagon has invested more than $1 billion in American firm MP Materials. (WSJ $)
+ It’s all part of a plan to counter China’s critical mineral dominance. (FT $)
+ This rare earth metal shows us the future of our planet’s resources. (Revista Tehnologiei MIT)

7 AI nudifying apps are big business
They’re making millions of dollars a year, and rely on tech built by US companies. (Cu fir $)
+ The viral AI avatar app Lensa undressed me—without my consent. (Revista Tehnologiei MIT)

8 Can anything save the web at this point?
Traffic is dropping, and AI use is rising. (Economist $)
+ How to fix the internet. (Revista Tehnologiei MIT)

9 Bytedance is working on its own mixed reality goggles
A couple of years after it scaled back its work on an AR and VR headset. (Informațiile $)
+ Ce urmează pentru ochelarii inteligenți. (Revista Tehnologiei MIT)

10 Minecraft has birthed a generation of entrepreneurs
The game encourages players to learn to program. (Insider $)

Citatul zilei

“I suddenly felt pure, unconditional love.”

—Faeight, a woman ‘married’ to a chatbot named Gryff, describes her strong feelings for a previous AI partner, Gardianul rapoarte.

Încă un lucru

End of life decisions are difficult and distressing. Could AI help?

End-of-life decisions can be extremely upsetting for surrogates—the people who have to make those calls on behalf of another person. Friends or family members may disagree over what’s best for their loved one, which can lead to distressing situations.

David Wendler, a bioethicist at the US National Institutes of Health, and his colleagues have been working on an idea for something that could make things easier: an artificial intelligence-based tool that can help surrogates predict what the patients themselves would want in any given situation.

Wendler hopes to start building their tool as soon as they secure funding for it, potentially in the coming months. But rolling it out won’t be simple. Critics wonder how such a tool can ethically be trained on a person’s data, and whether life-or-death decisions should ever be entrusted to AI. Citește povestea completă.

—Jessica Hamzelou

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