Author name: Gajula Siri Chandana

OpenCV (Open Source Computer Vision Library) is a powerful library used for computer vision tasks. It is widely used for image processing, video analysis, object detection, machine learning, etc . In Python, OpenCV provides bindings to the original C++ library, making it easier to use for various computer vision tasks. Using setWindowTitle() cv2.setWindowTitle()  is a …

Set Window Title in OpenCV with Python using setWindowTitle() Function Read More »

Concatenation of two or more data frames in pandas can be done using concat() function of pandas package , which allows you to concatenate two or more DataFrames . This can be done in both ways i.e row wise and column wise .   Concatenating DataFrames along row The below code is for concatenating two dataframes …

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when we have a large dataset with many columns, and we need only a subset of columns to work with (or) when we have some columns that contain irrelevant data and we want to remove them from the dataframe. In such scenarios there is the need for deleting certain columns from the dataset. Using drop() …

How to Exclude Columns in Pandas – Python Read More »

Swapping rows in NumPy array is used for data manipulations and mathematical computations . Swapping Rows using numpy.roll() roll() is method in python numpy module. roll() methods rolls an array elements along the axis that is specified. Syntax : numpy.roll(array,shift,axis=None) Basic example to illustrate swapping rows using roll() method #importing NumPy Module import numpy as …

Swap two Rows in a NumPy Array in Python Read More »