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Articles by Pranay Arora
Page 3 of 4
How to Position Legends Inside a Plot in Plotly-Python?
Plotly-Python is a powerful visualization library that allows data scientists to create interactive plots with customizable legends. By default, Plotly positions legends outside the plot area, but positioning them inside can improve aesthetics, save space, and enhance the overall user experience. In this guide, we'll explore different methods for positioning legends inside plots using Plotly-Python's layout.legend property and coordinate system. Understanding Legend Positioning Legends in Plotly use a coordinate system where values range from 0 to 1. The coordinates (0, 0) represent the bottom-left corner, while (1, 1) represents the top-right corner of the plot area. This ...
Read MoreHow to plot Timeseries based charts using Pandas?
Time series data consists of data points collected at regular time intervals, such as weather data, stock prices, or ECG reports. Visualizing this temporal data through charts is crucial for identifying trends, patterns, and making predictions. Pandas provides excellent tools for plotting time series data with just a few lines of code. Prerequisites and Setup First, install the required packages ? pip install pandas matplotlib Import the necessary libraries ? import pandas as pd import matplotlib.pyplot as plt Loading Time Series Data You can load time series data from ...
Read MoreHow to Plot a Ricker Curve Using SciPy - Python?
The Ricker curve, also known as the Mexican Hat wavelet, is a symmetric bell-shaped waveform widely used in signal processing and seismic exploration. SciPy provides built-in functions to generate and plot this important wavelet for analyzing subsurface structures and signal characteristics. What is the Ricker Curve? The Ricker curve is the second derivative of a Gaussian function, characterized by a central peak followed by oscillations that decay on both sides. This distinctive shape makes it ideal for detecting transient phenomena in signals and modeling seismic waves in geophysical applications. Prerequisites Before plotting the Ricker curve, ensure ...
Read MoreHow to Delete the True Values in a Python List?
In Python, lists are one of the most commonly used data structures that allow us to store various elements. Sometimes, we may encounter situations where we need to remove specific boolean values from a list. In this article, we will explore six different methods to remove True values from a Python list. Problem Statement Consider a list containing a mixture of boolean values and other data types, and we need to remove all occurrences of True from that list. Let's see an example ? Input: sample_list = [True, 2, False, True, 4, True, 6, True] ...
Read MoreHow to Convert Dictionary values to Absolute Magnitude using Python?
Converting dictionary values to their absolute magnitude means transforming negative values to positive while keeping positive values unchanged. Python provides several approaches to achieve this transformation using the built-in abs() function. Understanding the abs() Function The abs() function returns the absolute value of a number. For real numbers, it returns the positive value. For complex numbers, it returns the magnitude. # Basic abs() usage print(abs(-5)) # Positive number print(abs(5)) # Already positive print(abs(-3.14)) # Float number 5 5 3.14 Method 1: Using For Loop ...
Read MoreHow to Convert dictionary to K sized dictionaries using Python?
Dictionaries are key-value data structures in Python where the keys are unique and values can be repeated. In this article, we will explore how to convert a dictionary into K smaller dictionaries by distributing key-value pairs evenly across K separate dictionaries. Problem Example Given a dictionary with 9 key-value pairs: original_dict = {'a': 1, 'b': 2, 'c': 3, 'd': 4, 'e': 5, 'f': 6, 'g': 7, 'x': 8, 'y': 9} k = 3 # Expected output: 3 dictionaries with distributed pairs # [{'a': 1, 'd': 4, 'g': 7}, {'b': 2, 'e': 5, 'x': 8}, {'c': ...
Read MoreHow to Convert Dictionary to Concatenated String using Python?
A dictionary in Python is a built-in data structure that allows you to store and retrieve values using unique keys. Converting a dictionary to a concatenated string means combining all keys and values into a single string without separators. For example ? Input = {'one': 1, 'two': 2, 'three': 3} Output = one1two2three3 Let's explore different methods to achieve this conversion. Using a Loop and F-string This method iterates through the dictionary's key-value pairs and concatenates them using an f-string ? dictionary = {'one': 1, 'two': 2, 'three': 3} concatenated_string = ...
Read MoreConvert Image to String and vice-versa in Python
Converting images to string format and back is a common requirement in Python applications. This process involves encoding image binary data into text format for storage, transmission, or processing, then decoding it back to reconstruct the original image. Converting Image to String − This involves transcribing binary image data into text format using encoding schemes like Base64. This conversion is useful for transmitting images through APIs, storing in databases, or sending over text-based protocols. Converting String to Image − This reverses the process by decoding the encoded string back into binary data to reconstruct the original image file. ...
Read MoreHow to Create Custom Turtle shapes in Python?
Python's Turtle library is used for generating 2D graphics and animations. It has a very simple interface with help of which we can create shapes and patterns on the screen. It comes with some built-in shapes like squares, circles, triangles etc. However, we can even create our own shapes with the help of Turtle. In this article, we are going to see how to create custom turtle shapes in python. Before going forward with the creating custom shapes we need to install Turtle on the system and this can be done by simply using the following command − ...
Read MoreHow to Create Bottom Navigation using Kivymd and Python?
KivyMD is a commonly known library of Python which offers us with a collection of Material Design (MD) compliant widgets. These widgets can be used along with the kivy framework which is another library and is used for creating multi-touch applications. The large number of UI elements that kivyMD provides us with, include buttons, cards, dialogs, menus and many more such elements, all of which are designed to give an appealing look and feel. A navigation bar is a UI element that allows users to "navigate" between different screens/sections of an application. They are normally present on the top ...
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