Andrew Treadway

Reading from databases with Python

Background - Reading from Databases with Python This post will talk about several packages for working with databases using Python.…

5 years ago

3 recommended books on learning R

I sometimes get asked how I got started learning R. I thought I would use this post to go through…

5 years ago

How is information gain calculated?

This post will explore the mathematics behind information gain. We'll start with the base intuition behind information gain, but then…

5 years ago

Handling dates with Python’s maya package

Background In this package we'll discuss Python's maya package for parsing dates from strings. A previous article talked about the…

5 years ago

Evaluate your R model with MLmetrics

This post will explore using R's MLmetrics to evaluate machine learning models. MLmetrics provides several functions to calculate common metrics…

5 years ago

How to read PDF files with Python

Background In a previous article, we talked about how to scrape tables from PDF files with Python. In this post,…

5 years ago

How to import Python classes into R

Background This post is going to talk about how to import Python classes into R, which can be done using…

5 years ago

mapply and Map in R

An older post on this blog talked about several alternative base apply functions. This post will talk about how to…

5 years ago

Updates to yahoo_fin package

Package updates First of all - thank you to everyone who has contacted me regarding the yahoo_fin package! Due to…

5 years ago

3 Packages to Build a Spell Checker in Python

This post is going to talk about three different packages for coding a spell checker in Python - pyspellchecker, TextBlob,…

5 years ago