April 2016
Intermediate to advanced
336 pages
7h 21m
Portuguese (Portugal, Brazil)
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CAPÍTULO 19
Agrupamento
Onde tínhamos tais agrupamentosNos tornou nobremente selvagens, não insanos
—Robert Herrick
A maioria dos algoritmos neste livro são o que é conhecido por aprendizado supervisionado, no que começam com um conjunto de dados rotulados e os usam como base para fazer previsões sobre novos dados, não rotulados. Agrupamento, entretanto, é um exemplo de aprendizado não supervisionado, em que nós trabalhamos com dados completamente não rotulados (ou no qual nosso dado possui rótulo mas nós o ignoramos).
A Ideia
Quando você olha para alguma fonte de dados é normal que os dados, de alguma forma, formem agrupamentos. Um conjunto de dados que mostre onde milionários moram provavelmente possui agrupamentos em lugares como Beverly Hills ...
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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.