March 2019
Intermediate to advanced
576 pages
20h 51m
Portuguese (Portugal, Brazil)
Content preview from Mãos à Obra: Aprendizado de Máquina com Scikit-Learn e TensorFlow
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185
Capítulo 7
Ensemble Learning e Florestas Aleatórias
Vamos supor que você faça uma pergunta complexa a milhares de pessoas aleatórias e,
então, reúna suas respostas. Em muitos casos, você verá que esta resposta agregada é
melhor do que a resposta de um especialista, o que é chamado de sabedoria das multi-
dões. Da mesma forma, se você agregar as previsões de um conjunto de previsores (como
classificadores ou regressores), muitas vezes obterá melhores previsões do que com o
melhor previsor individual. Um conjunto de previsores é chamado de ensemble; assim,
esta técnica é chamada Ensemble Learning, e um algoritmo de Ensemble Learning é
chamado ...
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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.