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Data Science Algorithms in a Week

You're reading from   Data Science Algorithms in a Week Top 7 algorithms for scientific computing, data analysis, and machine learning

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Product type Paperback
Published in Oct 2018
Publisher Packt
ISBN-13 9781789806076
Length 214 pages
Edition 2nd Edition
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Authors (2):
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David Toth David Toth
Author Profile Icon David Toth
David Toth
David Natingga David Natingga
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David Natingga
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Toc

Table of Contents (12) Chapters Close

Preface 1. Classification Using K-Nearest Neighbors 2. Naive Bayes FREE CHAPTER 3. Decision Trees 4. Random Forests 5. Clustering into K Clusters 6. Regression 7. Time Series Analysis 8. Python Reference 9. Statistics 10. Glossary of Algorithms and Methods in Data Science
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Gender classification – clustering to classify

The following data is taken from the gender classification example, Problem 6Chapter 2, Naive Bayes:

Height in cm

Weight in kg

Hair length

Gender

180

75

Short

Male

174

71

Short

Male

184

83

Short

Male

168

63

Short

Male

178

70

Long

Male

170

59

Long

Female

164

53

Short

Female

155

46

Long

Female

162

52

Long

Female

166

55

Long

Female

172

60

Long

?

 

To simplify matters, we will remove the column entitled Hair length. We will also remove the column entitled Gender, since we would like to cluster the people in the table based on their height and weight. We would like to establish whether the eleventh person in the table is more likely to be a man or a woman using clustering:

Height in...

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