March 2025
Intermediate to advanced
296 pages
6h 58m
Portuguese (Portugal, Brazil)
Content preview from Aprende a usar a LangChain
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Capítulo 10. Testes: Avaliação, monitorização e melhoria contínua
Este trabalho foi traduzido com recurso a IA. Agradecemos o teu feedback e comentários: translation-feedback@oreilly.com
No Capítulo 9, aprendeste a implementar a tua aplicação de IA na produção e a utilizar a Plataforma LangGraph para alojar e depurar a tua aplicação.
Embora a tua aplicação possa responder aos inputs do utilizador e executar tarefas complexas, o seu LLM subjacente é não determinístico e propenso a alucinações. Como discutido em capítulos anteriores, os LLMs podem gerar resultados imprecisos e desactualizados devido a uma variedade de razões, incluindo o prompt, o formato do input do utilizador e o contexto recuperado. Além disso, resultados de LLM prejudiciais ou enganosos podem prejudicar significativamente a marca de uma empresa e a fidelidade do cliente.
Para combater esta tendência para a alucinação, tens de construir um sistema eficiente para testar, avaliar, monitorizar e melhorar continuamente o desempenho das tuas aplicações LLM. Este processo de teste robusto permitir-te-á depurar e corrigir rapidamente problemas relacionados com a IA antes e depois de a tua aplicação estar em produção.
Neste capítulo, aprenderás a criar um sistema de testes iterativo ao longo das principais etapas do ciclo de vida de desenvolvimento de aplicações LLM e a manter o alto desempenho da tua aplicação.
Técnicas de teste ao longo do ciclo de desenvolvimento de aplicações LLM
Antes de construirmos o sistema de ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.