Line Charts in Matplotlib
Line Charts in MatplotlibWe start by importing matplotlib and display all visuals inline In [1]: import matplotlib.pyplot as plt %matplotlib inline We'll use the ggplot style in this example for aesthetics…
Mapping Categorical Data in pandas
Mapping Categorical Data in pandasIn python, unlike R, there is no option to represent categorical data as factors. Factors in R are stored as vectors of integer values and can…
Correlation in Python
Correlation in PythonCorrelation values range between -1 and 1. There are two key components of a correlation value: magnitude - The larger the magnitude (closer to 1 or -1), the…
Interacting with the Twitter API using Python
Interacting with the Twitter API using pythonTwitter has a RESTful API to retrieve Tweets for certain queries for use in your applications. This post will show how we can authorise…
Implementing Djikstra’s Shortest Path Algorithm with Python
Djikstra's algorithm is a path-finding algorithm, like those used in routing and navigation. We will be using it to find the shortest path between two nodes in a graph. It…
Linear Algebra using numpy – Vectors
Linear Algebra using numpy - Vectors In this post we explore some common linear algebra functions and their application in pure python and numpy Python lists are not vectors, they…
Resampling time series data with pandas
Resampling time series data with pandasIn this post, we'll be going through an example of resampling time series data using pandas. We're going to be tracking a self-driving car at…
Linear Programming with Python and PuLP
Introduction to Linear Programming with Python and PuLP Linear Programming, also sometimes called linear optimisation, involves maximising or minimising a linear objective function, subject to a set of linear inequality…
Linear Programming with Python and PuLP – Part 6
Introduction to Linear Programming with Python - Part 6Mocking conditional statements using binary constraints In part 5, I mentioned that in some cases it is possible to construct conditional statements…
Linear Programming with Python and PuLP – Part 5
Introduction to Linear Programming with Python - Part 5Using PuLP with pandas and binary constraints to solve a scheduling problem In this example, we'll be solving a scheduling problem. We…