Python numpy-ndarray

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Check whether a Numpy array contains a specified row

Last updated: 05 September 2020

In this article we will learn about checking a specified row is in NumPy array or not. If the given list is present in a NumPy array as a row then the output is True else ...read more

Python

Python-numpy

Python numpy-ndarray

Test whether the elements of a given NumPy array is zero or not in Python

Last updated: 07 September 2022

In numpy, we can check that whether none of the elements of given array is zero or not with the help of numpy.all() function. In this function pass an array as parameter. ...read more

Python

Python-numpy

Python numpy-ndarray

How to convert a dictionary into a NumPy array?

Last updated: 05 March 2023

It's sometimes required to convert a dictionary in Python into a NumPy array and Python provides an efficient method to perform this operation. Converting a dictionary to ...read more

Python

Python-numpy

Python numpy-ndarray

Convert Python Nested Lists to Multidimensional NumPy Arrays

Last updated: 09 July 2021

Prerequisite: Python List, Numpy ndarrayBoth lists and NumPy arrays are inter-convertible. Since NumPy is a fast (High-performance) Python library for performing mathemati ...read more

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python-list

Python numpy-ndarray

numpy.interp() function - Python

Last updated: 11 June 2020

numpy.interp() function returns the one-dimensional piecewise linear interpolant to a function with given discrete data points (xp, fp), evaluated at x.Syntax : numpy.int ...read more

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Python numpy-ndarray

Numpy ndarray.flatten() function | Python

Last updated: 22 April 2020

numpy.ndarray.flatten() function return a copy of the array collapsed into one dimension.Syntax : numpy.ndarray.flatten(order='C')Parameters : order : [{‘C’, ‘F’, ‘A’, ...read more

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Python numpy-ndarray

numpy.ndarray.ndim() method | Python

Last updated: 26 March 2020

numpy.ndarray.ndim() function return the number of dimensions of an array.Syntax : numpy.ndarray.ndim(arr)Parameters : arr : [array_like] Input array. If it is not alr ...read more

Python

Python-numpy

Python numpy-ndarray

Image Steganography using OpenCV in Python

Last updated: 04 January 2023

Image Steganography is the process of hiding secret data in some image. In this post, we will hide one image inside another and convert it into another image and then extr...read more

Python | Numpy ndarray.item()

Last updated: 27 March 2019

With the help of numpy.ndarray.item() method, we can fetch the data elements that is found at the given index on numpy array. Remember we can give index as one dimensional ...read more

Python

Python-numpy

Python numpy-ndarray

numpy.ndarray.view() in Python

Last updated: 27 August 2021

numpy.ndarray.view() helps to get a new view of array with the same data.Syntax: ndarray.view(dtype=None, type=None)Parameters:dtype : Data-type descriptor of the returned ...read more

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Python numpy-ndarray

numpy.ndarray.fill() in Python

Last updated: 28 December 2018

numpy.ndarray.fill() method is used to fill the numpy array with a scalar value.If we have to initialize a numpy array with an identical value then we use numpy.ndarray.fi ...read more

Python

Python-numpy

Python numpy-ndarray

numpy.ndarray.flat() in Python

Last updated: 28 March 2022

The numpy.ndarray.flat() function is used as a 1_D iterator over N-dimensional arrays.It is not a subclass of, Python’s built-in iterator object, otherwise it a numpy.flat ...read more

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