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Recent content on R Views

  • A Mathematician's Perspective on Topological Data Analysis and R

    A Mathematician's Perspective on Topological Data Analysis and R

    A few years ago, when I first became aware of Topological Data Analysis (TDA), I was really excited by the possibility that the elegant theorems of Algebraic Topology could provide some new...

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  • September 2018: Top 40 New Packages

    September 2018: Top 40 New Packages

    September was another relatively slow month for new package activity on CRAN: “only” 126 new packages by my count. My Top 40 list is heavy on what I characterize as “utilities”: packages that...

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  • In-database xgboost predictions with R

    In-database xgboost predictions with R

    Moving predictive machine learning algorithms into large-scale production environments can present many challenges. For example, problems arise when attempting to calculate prediction...

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  • Communicating results with R Markdown

    Communicating results with R Markdown

    In my training as a consultant, I learned that long hours of analysis were typically followed by equally long hours of preparing for presentations. I had to turn my complex analyses into...

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  • Reproducible Finance, the book! And a discount for our readers

    Reproducible Finance, the book! And a discount for our readers

    I’m thrilled to announce the release of my new book Reproducible Finance with R: Code Flows and Shiny Apps for Portfolio Analysis, which originated as a series of R Views posts in this space. The...

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  • CRAN’s New Missing Data Task View

    CRAN’s New Missing Data Task View

    It is a relatively rare event, and cause for celebration, when CRAN gets a new Task View. This week the r-miss-tastic team: Julie Josse, Nicholas Tierney and Nathalie Vialaneix launched the...

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  • Searching for R Packages

    Searching for R Packages

    Searching for R packages is a vexing problem for both new and experienced R users. With over 13,000 packages already on CRAN, and new packages arriving at a rate of almost 200 per month, it is...

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  • Serendipity at R / Medicine

    Serendipity at R / Medicine

    We knew we were on to something important early on in the process of organizing R / Medicine 2018. Even during our initial attempts to articulate the differences between this conference and R /...

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  • September 2018: Top 40 New Packages

    September 2018: Top 40 New Packages

    September was another relatively slow month for new package activity on CRAN: “only” 126 new packages by my count. My Top 40 list is heavy on what I characterize as “utilities”: packages that...

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  • Some Thoughts on R / Pharma 2018

    Some Thoughts on R / Pharma 2018

    It’s no secret that there are few industries more competitive than the pharmaceutical industry. Big money placed on long-shot bets for block-buster drugs where being first makes all the difference...

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  • August 2018: Top 40 New Packages

    August 2018: Top 40 New Packages

    Package developers relaxed a bit in August.; only 160 new packages went to CRAN that month. Here are my “Top 40” picks organized into seven categories: Data, Machine Learning, Science, Statistics,...

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  • Interactive plots in Shiny

    Interactive plots in Shiny

    I wish this post existed when I was struggling to add interactive plots to my Shiny app. I was mainly focused on recreating functionality found in other “dashboarding” applications. When looking...

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  • GDP Data via API

    GDP Data via API

    Today, we will look at the GDP data that is released every quarter or so by the Bureau of Economic Analysis (BEA), and get familiar with the BEA API (see the documentation here). For a primer on...

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  • How to Build a Shiny "Truck"!

    How to Build a Shiny "Truck"!

    Why is this about trucks? Last month, at the R/Pharma conference that took place on the Harvard Campus, I presented bioWARP, a large Shiny application containing more than 500,000 lines of code....

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  • Slack and Plumber, Part One

    Slack and Plumber, Part One

    In the previous post, we introduced plumber as a way to expose R processes and programs to external systems via REST API endpoints. In this post, we’ll go further by building out an API that...

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  • July 2018: Top 40 New Packages

    July 2018: Top 40 New Packages

    July was a big month for submitting new packages to CRAN; by my count, 251 unique and truly new packages were accepted. In addition to quantity, I was pleased to see quality and variety. For...

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  • Learning Analytic Administration through a Sandbox

    Learning Analytic Administration through a Sandbox

    It all starts with sandboxes. Development sandboxes are dedicated safe spaces for experimentation and creativity. A sandbox is a place where you can go to test and break things, without the...

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  • TokyoR #71

    TokyoR #71

    Last month, I was delighted to be invited to speak, along with Hadley Wickham, at the seventy-first meeting of the TokyoR user group in Tokyo, Japan. This day-long mini-conference attracted more...

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  • Highcharting Jobs Friday

    Highcharting Jobs Friday

    Today, in honor of last week’s jobs report from the Bureau of Labor Statistics (BLS), we will visualize jobs data with ggplot2 and then, more extensively with highcharter. Our aim is to explore...

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  • Two Big Ideas from JSM 2018

    The Joint Statistical Meetings offer an astounding number of talks. It is impossible for an individual to see more than a small portion of what is going on. Even so, a diligent attendee ought to...

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