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Introduction to NumPy

Master your skills in NumPy by learning how to create, sort, filter, and update arrays using NYC’s tree census.

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Descripción del curso

Explore Python's Data Science package: NumPy

Gain an introduction to Numpy and understand why this Python library is essential to all Python data scientists and analysts. Most importantly, learn more about Numpy arrays and how to create and change array shapes to suit your needs.

Discover NumPy Arrays

NumPy is an essential Python library for data scientists and analysts. It offers a great alternative to Python lists, as they are more compact and allow faster access to reading and writing items, making them a more convenient and efficient option.

In this Introduction to NumPy course, you'll become a master wrangler of NumPy's core object: arrays! Using New York City's tree census data, you'll create, sort, filter, and update arrays. You'll discover why NumPy is so efficient and use broadcasting and vectorization to make your NumPy code even faster.

Gain Confidence by Practicing on the Monet dataset

By the last chapter, you will use your newly acquired knowledge to perform array transformations. You will use image 3D arrays to alter a Claude Monet painting and understand why such array alterations are essential tools for machine learning.

You will gain confidence in Numpy arrays and their different operations upon course completion. This course is part of the Data Scientist with Python track and is perfect for those seeking a Data Science certification with DataCamp.
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En las siguientes pistas

Manipulación de datos con Python

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  1. 1

    Understanding NumPy Arrays

    Gratuito

    Meet the incredible NumPy array! Learn how to create and change array shapes to suit your needs. Finally, discover NumPy's many data types and how they contribute to speedy array operations.

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    Introducing arrays
    50 xp
    Your first NumPy array
    100 xp
    Creating arrays from scratch
    100 xp
    A range array
    100 xp
    Array dimensionality
    50 xp
    3D array creation
    100 xp
    The fourth dimension
    100 xp
    Flattening and reshaping
    100 xp
    NumPy data types
    50 xp
    The dtype argument
    100 xp
    Anticipating data types
    100 xp
    A smaller sudoku game
    100 xp
  2. 2

    Selecting and Updating Data

    Sharpen your NumPy data wrangling skills by slicing, filtering, and sorting New York City’s tree census data. Create new arrays by pulling data based on conditional statements, and add and remove data along any dimension to suit your purpose. Along the way, you’ll learn the shape and dimension compatibility principles to prepare for super-fast array math.

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  3. 3

    Array Mathematics!

    Leverage NumPy’s speedy vectorized operations to gather summary insights on sales data for American liquor stores, restaurants, and department stores. Vectorize Python functions for use in your NumPy code. Finally, use broadcasting logic to perform mathematical operations between arrays of different sizes.

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  4. 4

    Array Transformations

    NumPy meets the art world in this final chapter as we use image data from a Monet masterpiece to explore how you can use to augment image data. You’ll use flipping and transposing functionality to quickly transform our masterpiece. Next, you’ll pull the Monet array apart, make changes, and reconstruct it using array stacking to see the results.

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En las siguientes pistas

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Sets De Datos

Monet RGB ArrayTree Census ArrayMonthly Sales ArraySudoku Game ArraySudoku Solution Array

Colaboradores

Collaborator's avatar
James Chapman
Collaborator's avatar
Amy Peterson

Requisitos Previos

Intermediate Python
Izzy Weber HeadshotIzzy Weber

Data Coach at iO-Sphere

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