Articles by aaronddl

Using the R Package Profvis on a Linear Model

March 2, 2019 | 0 Comments

Not all data scientists were computer scientists who discovered their exceptional data literacy skills. They come from all walks of life, and sometimes that can mean optimizing for data structures and performance isn’t the top priority. That’s perfectly fine! There may come a time where you find yourself ...
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Query Azure Cosmos DB in R

February 23, 2019 | 0 Comments

It’s 2019, and your company has chosen to store data in Cosmos DB, the world’s most versatile and powerful database format, because they’re all-in on cloud native architectures. You’re excited! This means you’re working with an ultra low latency, planet-scale data source! Just one problem: your ... [Read more...]

When to Use M or R in Power BI

January 3, 2019 | 0 Comments

Recently, I was working on a large assignment involving complex data manipulation inside Power BI when a co-worker asked me a question I’m no stranger to: “Why are you doing that in M? Why not use R?” I stammered through a few reasons until they felt comfortable, but ultimately ... [Read more...]

Sentiment Analysis in Power BI with Microsoft Cognitive Services

April 8, 2018 | 0 Comments

Today, we’re going to combine 2 powerful Microsoft tools into one analysis: Cognitive Services, and Power BI. If you’re like me, you’re already doing your data analysis in Power BI. Similarly, you’re using Cognitive Services as your artificial intelligence multi-tool. But somehow, there isn’t a button ...
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Retrieve data sets in Power BI using R

February 10, 2018 | 0 Comments

[update: the connector is now available in beta, as a preview feature in Power BI. However, this post is relevant in case you’d like to manage what you retrieve through your own code] is a website promising “open, secure, social, and linked” data sets. Using ...
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