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Python numpy-Matrix Function

98 posts

Calculate the sum of the diagonal elements of a NumPy array

Last Updated: 05 September 2020

Sometimes we need to find the sum of the Upper right, Upper left, Lower right, or lower left diagonal elements. Numpy provides us the facility to compute the sum of differ...read more

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Python numpy-Matrix Function

Compute the outer product of two given vectors using NumPy in Python

Last Updated: 25 April 2023

In Python, we can use the outer() function of the NumPy package to find the outer product of two matrices. Syntax : numpy.outer(a, b, out = None)Parameters :a : [array_lik...read more

Python numpy-Matrix Function

How to compute cross-correlation of two given NumPy arrays?

Last Updated: 08 December 2020

In the Numpy program, we can compute cross-correlation of two given arrays with the help of correlate(). In this first parameter and second parameter pass the given arrays...read more

Python numpy-Matrix Function

Compute the inverse of a matrix using NumPy

Last Updated: 26 February 2021

The inverse of a matrix is just a reciprocal of the matrix as we do in normal arithmetic for a single number which is used to solve the equations to find the value of unkn...read more

Python numpy-Matrix Function

Generate a matrix product of two NumPy arrays

Last Updated: 29 August 2020

We can multiply two matrices with the function np.matmul(a,b). When we multiply two arrays of order (m*n) and (p*q ) in order to obtained matrix product then its output c...read more

Python numpy-Matrix Function

Multiply matrices of complex numbers using NumPy in Python

Last Updated: 23 February 2023

In this article, we will discuss how to multiply two matrices containing complex numbers using NumPy but first, let's know what is a complex number. A Complex Number is an...read more

Python numpy-Matrix Function

How to count the frequency of unique values in NumPy array?

Last Updated: 02 January 2024

Let's see How to count the frequency of unique values in the NumPy array. Python’s Numpy library provides a numpy.unique() function to find the unique elements and their c...read more

Python numpy-Matrix Function

How to create a matrix of random integers in Python ?

Last Updated: 11 December 2020

Prerequisites: numpyTo create a matrix of random integers in Python, randint() function of the numpy module is used. This function is used for random sampling i.e. all the...read more

Python numpy-Matrix Function

How to create an empty matrix with NumPy in Python?

Last Updated: 29 March 2025

In Python, an empty matrix is a matrix that has no rows and no columns. NumPy, a powerful library for numerical computing, provides various methods to create matrices with...read more

Python numpy-Matrix Function

How to create a constant matrix in Python with NumPy?

Last Updated: 17 December 2020

A matrix represents a collection of numbers arranged in the order of rows and columns. It is necessary to enclose the elements of a matrix in parentheses or brackets. A co...read more

Python numpy-arrayCreation

Python numpy-Matrix Function

How to randomly insert NaN in a matrix with NumPy in Python ?

Last Updated: 21 May 2021

Prerequisites: NumpyIn this article, let's see how to generate a Python Script that randomly inserts Nan into a matrix using Numpy. Given below are 3 methods to do the sam...read more

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Technical Scripter

Technical Scripter 2020

Python numpy-Matrix Function

How to upsample a matrix by repeating elements using NumPy in Python?

Last Updated: 03 January 2021

Prerequisites: NumpyUpsampling a matrix simply means expanding it and obviously upsampling can be done by adding more elements to the original matrix. It can be done in va...read more

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Technical Scripter

Technical Scripter 2020

Python numpy-Matrix Function

Parallel matrix-vector multiplication in NumPy

Last Updated: 23 September 2021

In this article, we will discuss how to do matrix-vector multiplication in NumPy.Matrix multiplication with VectorFor a matrix-vector multiplication, there are certain imp...read more

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Python numpy-Matrix Function

How to Find cofactor of a matrix using Numpy

Last Updated: 23 November 2021

In this article, we are going to see how to find the cofactor of a given matrix using NumPy. There is no direct way to find the cofactor of a given matrix using Numpy.Deri...read more

Python numpy-Matrix Function

Python Program to Get dot product of multidimensional Vectors using NumPy

Last Updated: 05 September 2024

Given two multidimensional Vectors, the task is to write a Python program to get the dot product of two multidimensional Vectors using NumPy.Example: Lets take 2 vectors a...read more

Python numpy-Matrix Function