Articles by R on Locke Data Blog

Image Recognition and Object Detection

February 27, 2018 | R on Locke Data Blog

In this latest blog, I’m responding to a cry for help. Someone got in touch with us recently asking for some advice on image detection algorithms, so let’s see what we can do! They already know what algorithms they want to use, so let’s start with those. ... [Read more...]

Connect to Google Sheets in Power BI using R

February 16, 2018 | R on Locke Data Blog

Hello again everyone! This latest blog post comes from this youtube video that we published a little while ago. Here’s the step by step instructions for using the ‘googlesheets’ package in R to enable you to get your data from Google Sheets Step 1 - Preparation Create an authentication token ... [Read more...]

Connecting to SQL Server on

January 31, 2018 | R on Locke Data Blog

If you use SQL Server (or Azure SQL DB) as your data store and you need to connect to the databasse from, you’re presently stuck with FreeTDS. If you have any control over infrastructure I cannot recommend highly enough the actual ODBC Driver on Linux for ease. ... [Read more...]

Year 2 of Locke Data

January 28, 2018 | R on Locke Data Blog

Hey folks, I wanted to give y’all an update about Locke Data one year on from when I started it up. In the past year, I’ve delivered more than 32 days of training, wrote and published 2 books, worked with 3 clients, and generally whimpered at my schedule. It has been ... [Read more...]

Data Manipulation in R

December 18, 2017 | R on Locke Data Blog

Data Manipulation in R is now generally available on Amazon. All book links will attempt geo-targeting so you end up at the right Amazon. Prices are in USD as most readers are American and the price will be the equivalent in local currency. Data Mani... [Read more...]

Working with R

October 5, 2017 | R on Locke Data Blog

I’ve been pretty quiet on the blog front recently. That’s because I overhauled my site, migrating it to Hugo (the foundation of blogdown). Just doing one extra thing on top of my usual workload, I also did another thing. I wrote a book too! I’m a big ... [Read more...]

Versioning R model objects in SQL Server

May 26, 2017 | R on Locke Data Blog

High-level info If you build a model and never update it you’re missing a trick. Behaviours change so your model will tend to perform worse over time. You’ve got to regularly refresh it, whether that’s adjusting the existing model to fit the latest data (recalibration) or building ... [Read more...]

Improving automatic document production with R

May 19, 2017 | R on Locke Data Blog

In this post, I describe the latest iteration of my automatic document production with R. It improves upon the methods used in Rtraining, and previous work on this topic can read by going to the auto deploying R documentation tag. I keep banging on about this area because reproducible research / ... [Read more...]

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