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Pope defends migrants at Mediterranean island frontier
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France face Philly furnace as World Cup last 16 gets under way
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Pope to defend migrants at Mediterranean island frontier
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Australia goalkeepers were in dark about World Cup shootout switch
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US turns 250 as Trump warns of 'attack' on American identity
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Billboards, cologne and flowers: Turkish capital gets NATO makeover
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Feels like 'victory': Cape Verde celebrates heroic World Cup defeat
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Trump says American identity under 'renewed attack' as US turns 250
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Haaland's stetson, Cape Verde's pride: World Cup last-32 moments
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World Cup serves up Wimbledon dilemma: football or tennis?
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Colombia overcome Ghana to reach World Cup last-16
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Huge crowds gather as Khamenei funeral ceremonies begin in Iran
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Cape Verde show anything is possible at World Cup with 'big hearts'
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Trump set for Mount Rushmore address as US turns 250
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Huge crowds gather as Khamenei funeral ceremonies open in Iran
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New species of ghost shark may have been found in Costa Rica
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Mass protests expected as German far-right AfD meets
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Argentina advance after Cape Verde World Cup scare, Egypt through
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Argentina survive Cape Verde scare to reach World Cup last 16
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Huge crowds expected as Khamenei funeral ceremonies open in Iran
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England v Mexico World Cup game kickoff time unchanged: FIFA
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Swift and Kelce marry as global stars swarm 'royal wedding'
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McDonald's, bus station convert into Venezuela quake clinics
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Hurdles record-breaker Tharp says 'sky's the limit'
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'Super typhoon' Bavi heads for US Pacific islands
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Salah says 'had to do it' after coolest of penalties in World Cup win
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England seek end to Australia agony in Women's World Cup final
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Australia's Popovic on defensive as gamble fails in World Cup exit
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President-elect Fujimori hails 'new chapter' for Peru
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Maiden ton for Udara as Sri Lanka pile on the runs in 2nd Test
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Global celebrities pay court at Swift, Kelce "royal wedding"
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Norway pin hopes on Haaland against Brazil in World Cup last 16
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Dangerous heat wave roasts America's big birthday party
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Egypt down Australia to reach World Cup last 16, Cape Verde face Messi
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Egypt edge Australia on penalties to reach World Cup last 16
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Families demand help with recovering Venezuela's quake victims
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France braced for extreme heat threat in World Cup clash with Paraguay
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England's Rashford unfazed by high-altitude Mexico World Cup test
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Iranians begin to gather for Khamenei funeral ceremonies
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In Brazil, Bolsonaro family airs feud ahead of elections
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England v Mexico World Cup kickoff could be moved earlier: source
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Postecoglou links up with Ronaldo at Al Nassr
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Frustrated families demand recovery of Venezuela's earthquake dead
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Sabalenka sets up Wimbledon last-16 clash with Osaka
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Williams sisters return, Swiatek faces Eala test at Wimbledon
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Dangerous heatwave hits peak temps along US east coast
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'Ecstatic' Hamilton rolls back the years with Silverstone pole
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LeBron's agent makes case for 10 new clubs for 41-year-old star
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England enter World Cup lion's den as Mexico host them at Azteca fortress
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Trump heads for Mount Rushmore as US turns 250
Meta releases beefed-up AI models
Meta on Thursday introduced an improved AI assistant built on new versions of its open source "Llama" large language model for powering the technology.
Meta AI is smarter and faster due to advances in publicly available Llama 3, the tech titan said in a blog post.
"The bottom line is we believe Meta AI is now the most intelligent AI assistant that you can freely use," Meta co-founder and chief executive Mark Zuckerberg said in a video posted on Instagram.
Being open source means that developers outside of Meta are free to customize Llama 3 as they wish and the company may then incorporate those improvements and insights in an updated version.
"We're excited about the potential that generative AI technology can have for people who use Meta products and for the broader ecosystem," Meta said.
"We also want to make sure we're developing and releasing this technology in a way that anticipates and works to reduce risk."
That effort includes incorporating protections in the way Meta designs and releases Llama models and being cautious when it eventually adds generative AI features to Facebook, Instagram, WhatsApp, and Messenger, according to Meta.
"We conducted both automated and manual evaluations to understand our models' performance in a series of risk areas like weapons, cyberattacks, and child exploitation," Meta said.
"We performed additional work to limit the chance the model provides unwanted responses in these areas."
AI models, Meta's included, have been known to occasionally go off the rails, giving inaccurate or bizarre responses in episodes referred to as "hallucinations".
Examples shared on social media included Meta AI claiming to have a child in the New York City school system during a conversation in an online forum.
Meta AI has been consistently updated and improved since its initial release last year, according to the company.
Meta cited the example of refining the way its AI answers prompts regarding political or social issues to summarize relevant points about the topic instead of offering a single point of view.
Llama 3 has been tuned to better discern whether prompts are innocuous or out-of-bounds, according to Meta.
"Large language models tend to overgeneralize, and we don't intend for it to refuse to answer prompts like 'How do I kill a computer program?' even though we don't want it to respond to prompts like 'How do I kill my neighbor?'," Meta explained.
Meta said it lets users know when they are interacting with AI on its platform and puts visible markers on photorealistic images that were in fact generated by AI.
Beginning in May, Meta will start labeling video, audio, and images "Made with AI" when it detects or is told content is generated by the technology.
Llama 3, for now, is based in English but in coming months Meta will release more capable models able to converse in multiple languages, the company said.
S.Gantenbein--VB