{"id":11666,"date":"2024-04-18T22:41:29","date_gmt":"2024-04-18T22:41:29","guid":{"rendered":"https:\/\/dailyai.com\/?p=11666"},"modified":"2024-04-19T10:58:50","modified_gmt":"2024-04-19T10:58:50","slug":"meta-drops-two-versions-of-the-llama-3-model-with-a-third-imminent","status":"publish","type":"post","link":"https:\/\/dailyai.com\/pt\/2024\/04\/meta-drops-two-versions-of-the-llama-3-model-with-a-third-imminent\/","title":{"rendered":"Meta lan\u00e7a duas vers\u00f5es do modelo Llama 3 com uma terceira iminente"},"content":{"rendered":"<p><b>A Meta lan\u00e7ou a muito aguardada s\u00e9rie Llama 3, com os dois primeiros modelos, Llama 3-8B e Llama 3-70B, agora amplamente dispon\u00edveis.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">H\u00e1 dias, numa <a href=\"https:\/\/dailyai.com\/pt\/2024\/04\/meta-ai-event-in-london-open-source-ai-disinformation-and-llama-3\/\">evento em Londres<\/a>Os executivos da Meta, Nick Clegg e Yann LeCun, disseram que Llama 3 estava iminente este m\u00eas.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">As duas primeiras vers\u00f5es foram lan\u00e7adas hoje, marcando o terceiro e quarto grandes modelos abertos a serem lan\u00e7ados este m\u00eas ap\u00f3s <a href=\"https:\/\/dailyai.com\/pt\/2024\/04\/xai-previews-grok-1-5-and-creates-a-new-benchmark-called-realworldqa\/\">Grok-1.5V da xAI<\/a> e <a href=\"https:\/\/dailyai.com\/pt\/2024\/04\/three-ai-models-released-within-24-hours-with-metas-llama-3-to-follow\/\">8x22B do Mistral.<\/a><\/span><\/p>\n<p><a href=\"https:\/\/llama.meta.com\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Lhama 3<\/span><\/a><span style=\"font-weight: 400;\"> \u00e9 pr\u00e9-treinado com um impressionante n\u00famero de 15 trili\u00f5es de tokens, um aumento de 7 vezes em compara\u00e7\u00e3o com o Llama 2. Os dados de pr\u00e9-treinamento tamb\u00e9m incluem quatro vezes mais c\u00f3digo.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Por baixo do cap\u00f4, o Llama 3 introduz melhorias na arquitetura, como um tokenizador mais eficiente com um vocabul\u00e1rio maior de 128K tokens. <\/span><\/p>\n<p>Eis um breve resumo do desempenho da Llama 3:<\/p>\n<p><strong>Desempenho do Llama 3 8B:<\/strong><\/p>\n<ul>\n<li>Supera modelos como o 7B da Mistral e o Gemma 7B da Google em v\u00e1rios par\u00e2metros de refer\u00eancia.<\/li>\n<li>Excelente em MMLU, ARC, DROP, GPQA (principalmente perguntas de car\u00e1cter cient\u00edfico), HumanEval (gera\u00e7\u00e3o de c\u00f3digo), GSM-8K (problemas de matem\u00e1tica), MATH (teste de refer\u00eancia de matem\u00e1tica), AGIEval (resolu\u00e7\u00e3o de problemas) e BIG-Bench Hard (racioc\u00ednio de senso comum).<\/li>\n<\/ul>\n<p><strong>Compara\u00e7\u00e3o do 70B com outros modelos:<\/strong><\/p>\n<ul>\n<li>O Llama 3 70B \u00e9 competitivo com modelos de IA de topo como o Gemini 1.5 Pro da Google.<\/li>\n<li>Beats Gemini 1.5 Pro em MMLU, HumanEval e GSM-8K.<\/li>\n<li>Apresenta um desempenho melhor do que o Claude 3 Sonnet da Anthropic (o n\u00edvel interm\u00e9dio da sua s\u00e9rie Claude 3) em cinco testes de refer\u00eancia: MMLU, GPQA, HumanEval, GSM-8K e MATH.<\/li>\n<\/ul>\n<figure id=\"attachment_11667\" aria-describedby=\"caption-attachment-11667\" style=\"width: 716px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11667\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/meta.png\" alt=\"\" width=\"716\" height=\"388\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/meta.png 937w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/meta-300x163.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/meta-768x416.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/meta-60x33.png 60w\" sizes=\"auto, (max-width: 716px) 100vw, 716px\" \/><figcaption id=\"caption-attachment-11667\" class=\"wp-caption-text\">Refer\u00eancias Llama 3 8B e 70B. Fonte: Meta<\/figcaption><\/figure>\n<figure id=\"attachment_11669\" aria-describedby=\"caption-attachment-11669\" style=\"width: 813px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11669\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-1024x576.png\" alt=\"\" width=\"813\" height=\"457\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-1024x576.png 1024w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-300x169.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-768x432.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-1536x864.png 1536w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-2048x1152.png 2048w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/439014085_432870519293677_8138616034495713484_n-60x34.png 60w\" sizes=\"auto, (max-width: 813px) 100vw, 813px\" \/><figcaption id=\"caption-attachment-11669\" class=\"wp-caption-text\">Refer\u00eancias Llama 8B e 70B. Fonte: Meta<\/figcaption><\/figure>\n<p>Estas s\u00e3o excelentes pontua\u00e7\u00f5es para um modelo aberto (embora a licen\u00e7a do Meta tenha algumas limita\u00e7\u00f5es).<\/p>\n<p>Isto faz com que o Llama 3 seja o novo modelo gratuito de c\u00f3digo aberto com melhor desempenho (mais ou menos).<\/p>\n<p><span style=\"font-weight: 400;\">A Llama 3 tamb\u00e9m ser\u00e1 mais agrad\u00e1vel e menos teimosa de utilizar - menos n\u00e3o respostas e maior precis\u00e3o para perguntas triviais, factos hist\u00f3ricos e quest\u00f5es relacionadas com STEM.<\/span><\/p>\n<p>A Llama 3 est\u00e1 pronta para se tornar amplamente dispon\u00edvel nas principais plataformas, incluindo servi\u00e7os de nuvem e fornecedores de API.<\/p>\n<p>A Meta j\u00e1 est\u00e1 a trabalhar para expandir o Llama 3 para 400 mil milh\u00f5es de par\u00e2metros e acrescentar novas fun\u00e7\u00f5es como a multimodalidade, o suporte multilingue e a compreens\u00e3o contextual alargada.<\/p>\n<h2><strong>O papel desonesto do Meta na IA generativa<\/strong><\/h2>\n<p>Em muitos aspectos, o Meta surgiu como o rebelde da ind\u00fastria da IA generativa.<\/p>\n<p>O cientista-chefe de IA da Meta, Yann LeCun, uma das figuras mais respeitadas da IA, tem o que alguns consideram ser <a href=\"https:\/\/dailyai.com\/pt\/2024\/03\/three-debates-facing-the-ai-industry-intelligence-progress-and-safety\/\">opini\u00f5es divergentes<\/a> sobre a dire\u00e7\u00e3o da IA <span style=\"font-weight: 400;\">-<\/span> opini\u00f5es que criticam os projectos de c\u00f3digo fechado dos concorrentes da Meta no dom\u00ednio das grandes tecnologias.<\/p>\n<p>Entretanto, o ex-Vice-Primeiro-Ministro brit\u00e2nico Nick Clegg, respons\u00e1vel pelos Assuntos Globais, foi criticado por algumas opini\u00f5es, por vezes laissez-faire, sobre os produtos de IA da Meta, o que poder\u00e1 n\u00e3o surpreender nenhum brit\u00e2nico.<\/p>\n<p>Na semana passada, Clegg pareceu minimizar o impacto da IA nas elei\u00e7\u00f5es e na manipula\u00e7\u00e3o de deep fakes. Um ponto de vista que contraria a narrativa predominante de que as deep fakes podem ser (ou j\u00e1 s\u00e3o) profundamente destrutivas.<\/p>\n<p>De facto, o Conselho de Supervis\u00e3o do Meta \u00e9 <a href=\"https:\/\/dailyai.com\/pt\/2024\/04\/metas-oversight-board-assesses-its-handling-of-explicit-deep-fakes\/\">investigando ativamente<\/a> dois casos de pornografia falsa profunda neste momento. O Conselho de Administra\u00e7\u00e3o considerou que as ac\u00e7\u00f5es de modera\u00e7\u00e3o de conte\u00fados do Meta eram demasiado lentas.<\/p>\n<p><span style=\"font-weight: 400;\">A Meta tamb\u00e9m se tem mostrado otimista quanto \u00e0 melhoria da qualidade dos seus modelos. Joelle Pineau, vice-presidente de investiga\u00e7\u00e3o de IA da Meta, afirmou: \"Em muitos aspectos, os modelos que temos atualmente v\u00e3o ser uma brincadeira de crian\u00e7as quando comparados com os modelos que v\u00e3o surgir daqui a cinco anos.\"<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Se continuarmos a aumentar a generalidade e o poder do nosso modelo sem o socializar adequadamente, vamos ter um grande problema em m\u00e3os\", advertiu Pineau.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">O lan\u00e7amento do Llama 3 ocorre no momento em que os agentes de IA da Meta no Facebook causam uma grande agita\u00e7\u00e3o nas redes sociais. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Num grupo do Facebook para pais da cidade de Nova Iorque, um assistente Meta AI - concebido para dar conselhos e responder a perguntas - <a href=\"https:\/\/www.404media.co\/facebooks-ai-told-parents-group-it-has-a-disabled-child\/\" target=\"_blank\" rel=\"noopener\">pessoas chocadas<\/a> alegando ter um \"filho sobredotado e deficiente\" a frequentar uma escola espec\u00edfica para \"sobredotados e talentosos\".<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Quando confrontada pelos membros do grupo, a IA admitiu: \"Sou apenas um grande modelo de linguagem, n\u00e3o tenho experi\u00eancias pessoais nem filhos\", naquilo que alguns classificaram como um incidente ao estilo de Black Mirror.<\/span><\/p>\n<p>Os modelos Llama 3, Grok-1.5 e Mistral transferem mais poder para as comunidades de c\u00f3digo aberto, diluindo ainda mais o mercado da IA generativa.<\/p>\n<p>Mas isso pode ser uma coisa boa, uma vez que agora \u00e9 a sobreviv\u00eancia do mais forte, e a bola est\u00e1 firmemente no campo da Microsoft-OpenAI, que se espera que d\u00ea o pr\u00f3ximo passo neste fascinante jogo de xadrez da gen-AI.<\/p>","protected":false},"excerpt":{"rendered":"<p>A Meta lan\u00e7ou a muito aguardada s\u00e9rie Llama 3, com os dois primeiros modelos, Llama 3-8B e Llama 3-70B, agora amplamente dispon\u00edveis. H\u00e1 dias, num evento em Londres, os executivos da Meta, Nick Clegg e Yann LeCun, disseram que a Llama 3 estava iminente este m\u00eas.  As duas primeiras vers\u00f5es foram lan\u00e7adas hoje, marcando o terceiro e o quarto grandes modelos abertos a serem lan\u00e7ados este m\u00eas, depois do Grok-1.5V da xAI e do 8x22B da Mistral. O Llama 3 \u00e9 pr\u00e9-treinado com um impressionante n\u00famero de 15 trili\u00f5es de tokens, um aumento de 7 vezes em compara\u00e7\u00e3o com o Llama 2. Os dados de pr\u00e9-treinamento tamb\u00e9m incluem quatro vezes mais c\u00f3digo. Sob o cap\u00f4, a Llama 3 introduz<\/p>","protected":false},"author":2,"featured_media":11672,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[236,131],"class_list":["post-11666","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-llama","tag-meta"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Meta drops two versions of the Llama 3 model with a third imminent | DailyAI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dailyai.com\/pt\/2024\/04\/meta-drops-two-versions-of-the-llama-3-model-with-a-third-imminent\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Meta drops two versions of the Llama 3 model with a third imminent | DailyAI\" \/>\n<meta property=\"og:description\" content=\"Meta has released the highly anticipated Llama 3 series, with the first two models, Llama 3-8B and Llama 3-70B, now widely available. Days ago, at an event in London, Meta executives Nick Clegg and Yann LeCun said Llama 3 was imminent this month.\u00a0 The first two versions dropped today, marking the third and fourth major open models to be released this month after xAI&#8217;s Grok-1.5V and Mistral&#8217;s 8x22B. Llama 3 is pre-trained on an impressive 15 trillion tokens, a 7-fold increase compared to Llama 2. The pretraining data also includes four times more code. 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