Introduction

Dimensionality Reduction in Python

Jeroen Boeye

Head of Machine Learning, Faktion

Tidy data

tidy data sample

Dimensionality Reduction in Python

Tidy data

tidy data columns

Dimensionality Reduction in Python

Tidy data

tidy data rows

Dimensionality Reduction in Python

Tidy data

tidy data values

Dimensionality Reduction in Python

The shape attribute

tidy data sample

pokemon_df.shape

(5, 7)
Dimensionality Reduction in Python

When to use dimensionality reduction?

tidy data sample

Dimensionality Reduction in Python

When to use dimensionality reduction?

tidy data constant

Dimensionality Reduction in Python

The describe method

pokemon_df.describe()

describe output

Dimensionality Reduction in Python

The describe method

pokemon_df.describe()

describe output annotated

Dimensionality Reduction in Python

The describe method

pokemon_df.describe(exclude='number')

describe non numeric

Dimensionality Reduction in Python

The describe method

pokemon_df.describe(exclude='number')

describe non numeric annotated

Dimensionality Reduction in Python

Let's practice!

Dimensionality Reduction in Python

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