{"ok":true,"nota":{"id":"7697a5d09074ae52","slug":"meta-mejoro-el-sistema-que-elige-que-avisos-publicitarios-te-muestra-y-7697a5","titulo":"Meta mejoró el sistema que elige qué avisos publicitarios te muestra, y lo hizo rediseñando modelo, software y","resumen":"Meta describe la nueva versión de Andromeda, su motor de selección de anuncios personalizados. Diseñaron en conjunto el modelo, el sistema y los chips de GPU para evaluar cada anuncio elegible con una precisión cercana a la de las etapas finales, a gran escala.","fuente":"meta-eng","fuenteNombre":"Meta Engineering","color":"#0866ff","autor":"","url":"https://engineering.fb.com/2026/10/28/ml-applications/meta-andromeda-next-gen-ads-retrieval-gpu-co-design/","imagen":"https://engineering.fb.com/wp-content/uploads/2026/10/Meta-Andromeda-co-design-image-1.png","tema":"tecnologia","subtemas":["publicidad digital","sistemas de recomendacion","gpu","redes sociales","inteligencia artificial"],"entidades":["Meta","Andromeda"],"formato":"dato","entretenimiento":false,"pubTs":"2026-10-28T16:00:01.000Z","indexTs":"2026-11-02T03:03:47.331Z","hash":"5a122332f719f7012a1335254f89acd4538c2feb6a1779a2a9501290facd73f1","tsa":{"time":"Nov  2 03:04:30 2026 GMT","provider":"freetsa.org","sobre":"sello"},"stats":{"views":0,"likes":0,"clicks":0,"dwell":0},"tipo":"motor","registro":"hallazgo","porQueImporta":"El sistema revisa en fracciones de segundo miles de avisos posibles antes de que veas uno solo, y esa velocidad depende de cómo se armen el software y el hardware. Para un usuario de acá significa que lo que ve en el feed sale de una máquina ajustada al milímetro para mantenerte mirando. La ganancia de eficiencia es de la empresa, pero el costo lo pagás con tu atención. El informe no explica cuánto de esa mejora se traduce en más ingresos publicitarios.","quienFirma":"Meta","confianza":"divulgacion","consulta":{"pregunta":"¿Te molesta que los algoritmos elijan los avisos que ves?"}},"sello":{"hash":"5a122332f719f7012a1335254f89acd4538c2feb6a1779a2a9501290facd73f1","sello":"813cfa3d299c90b4849cb66a6f5f5de84d66950f5f26d47361f5ed5a11ef28fb","beacon":{"drand":{"cadena":"8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce","ronda":6605254,"aleatorio":"a9de15273b0bb7c9153380ed718d9b6ae4132b76fcd0f77b578c15b25cc3dc45","tiempo":"2026-11-02T03:04:00.000Z"},"nist":{"cadena":2,"pulso":2009561,"salida":"5E3F74B0254B457115C8D27B8A683F8A90C6FCE9941DC24ECA1EB16C4736303ADCC4806520647B0EB01E65981DE64554316B8B0D2970CC6C9080103B0F54FEC2","tiempo":"2026-11-02T03:03:00.000Z"},"noAntes":"2026-11-02T03:04:00.000Z"},"verificacion":{"drand":true,"nist":true},"tsa":{"time":"Nov  2 03:04:30 2026 GMT","provider":"freetsa.org","sobre":"sello"},"original":{"titulo":"Meta Andromeda: Powering the Next Generation of Ads Retrieval Through Model-System Co-Design","descripcion":"This post describes the next generation of Meta Andromeda, Meta’s personalized ads retrieval engine, and how co-designing the model, system, and GPU hardware unlocks a new efficiency frontier for ads retrieval. In production, the system scores every eligible ad with near ranking-level model performance at retrieval scale and surfaces the top candidates at over one [...] Read More... The post Meta Andromeda: Powering the Next Generation of Ads Retrieval Through Model-System Co-Design appeared first on Engineering at Meta .","pubDate":"Wed, 28 Oct 2026 16:00:01 +0000","url":"https://engineering.fb.com/2026/10/28/ml-applications/meta-andromeda-next-gen-ads-retrieval-gpu-co-design/"},"indexado":"2026-11-02T03:03:47.331Z"}}