Machine Learning - Introdução

Marcos Tanaka
Marcos TanakaSoftware Developer at DB1 Global Software
machine learning
• o que é
• tipos de aprendizagem
• como fazer
• aplicações
o que é
• construção e estudo de sistemas que podem aprender a partir
de dados
inteligência artificial
data science
+
tipos de aprendizagem
aprendizagem

supervisionada
aprendizagem

não supervisionada
aprendizagem

por reforço
como fazer
Machine Learning - Introdução
importar os dados
extrair estatísticas
pré-processar atributos
definir métrica de desempenho
separar dados para treinamento e teste
treinar
fazer previsões
tratar tipos
redimensionar
remover outliers
selecionar
Machine Learning - Introdução
Machine Learning - Introdução
algoritmo
Machine Learning - Introdução
RM LSTAT PTRATIO MEDV
6,575 4,98 15,3 504.000,00
6,421 9,14 17,8 453.600,00
7,185 4,03 17,8 728.700,00
6,998 2,94 18,7 701.400,00
7,147 5,33 18,7 760.200,00
6,43 5,21 18,7 602.700,00
6,012 12,43 15,2 480.900,00
6,172 19,15 15,2 569.100,00
• número médio de quartos
entre os imóveis na
vizinhança
• porcentagem de
proprietários na
vizinhança considerados
de "baixa renda”
• razão de estudantes para
professores nas escolas
de ensino fundamental e
médio na vizinhança
Machine Learning - Introdução
Machine Learning - Introdução
Machine Learning - Introdução
Machine Learning - Introdução
aplicações
Machine Learning - Introdução
Machine Learning - Introdução
Machine Learning - Introdução
Machine Learning - Introdução
github.com/marcosatanaka
goo.gl/W3QdPn
obrigado!
1 of 25

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Machine Learning - Introdução