Numpy

Check if all elements in NumPy Array are False

This tutorial will discuss about unique ways to check if all elements in numpy array are false. Table Of Contents Technique 1: Using numpy.all() method Technique 2: Using numpy.count_nonzero() method Summary Technique 1: Using numpy.all() method We can use the numpy.all() method to check if all elements of a NumPy array are False or not. […]

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Check if all elements in a NumPy array are unique

This tutorial will discuss about unique ways to check if all elements in a numpy array are unique. Table Of Contents Technique 1: Using numpy.unique() Technique 2: Using Set Summary Technique 1: Using numpy.unique() The numpy module in Python provides a method unique(). It accepts an array as an argument, and returns an array containing

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Check if a NumPy Array contains a specific string

This tutorial will discuss about unique ways to check if a NumPy Array contains a specific string in Python. Table Of Contents Technique 1: Using “in” Keyword Technique 2: Using numpy.where() Summary Technique 1: Using “in” Keyword Python provides an “in” keyword to check if a NumPy contains a value or not. Suppose we have

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Normalize a NumPy array to a unit vector in Python

In this article, we will learn how to normalize a NumPy array to a unit vector. Table Of Contents What is Normalization? What is a Unit vector? Method 1: Using unit_vector() method from transformations library Method 2: Using normalize() method from vg module. Method 3: Using linalg.norm() method from numpy module Method 4: Calculating norm

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Get indices of N maximum values in a NumPy array in Python

In this article, we will learn how to get indices of N maximum values in a NumPy array. Table Of Contents Introduction Method 1: Using argpartition() function Method 2: Using argsort() function. Method 3: Using nlargest() of heapq module. Method 4. Iterating and finding indices of n maximum values Summary Introduction Suppose we have a

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