July 2018

Joint Statistical Meetings Talk

July 31, 2018 | 0 Comments

The Joint Statistical Meetings are being held in the beautiful city of Vancouver, British Columbia this year. I gave a talk on data visualization this year, which is a new one for me, but an area I’m quite excited about. I’ve been looking into the newer toolsets using ... [Read more...]

Beyond Basic R – Data Munging

July 31, 2018 | 0 Comments

What we couldn’t cover In the data cleaning portion of our Intro to R class, we cover a variety of common data manipulation tasks. Most of these were achieved using the package dplyr, including removing or retaining certain columns (select), filtering out rows by column condition (filter), creating new ...
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A package for dimensionality reduction of large data

July 31, 2018 | 0 Comments

Motivation Note: Recently, two new UMAP R packages have appeared. These new packages provide more features than umapr does and they are more actively developed. These packages are: umap, which provides the same Python wrapping function as umapr and also an R implementation, removing the need for the Python version ...
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Business confidence and economic growth by @ellis2013nz

July 31, 2018 | 0 Comments

The ANZ bank have a nice bit of publicity for themselves each month in New Zealand with the release of the results of their monthly Business Outlook Survey. This week it caused a bit of a stir, with the ANZ’s own commentary reporting New Zealand corporate sector is “in ... [Read more...]

Analyze party platforms in R the tidy way

July 31, 2018 | 0 Comments

Let’s face it: When it comes to politics this country is exceedingly polarized. What I would like to do is quantify that polarization. To do this, I will use the platform documents that each of the political parties create during presidential election years. I’ll be using the tidy ... [Read more...]

How to get live stock prices with Python

July 31, 2018 | 0 Comments

In a previous post, I gave an introduction to the yahoo_fin package. The most updated version of the package includes new functionality allowing you to scrape live stock prices from Yahoo Finance (real-time). In this article, we’ll go through a couple ways of getting real-time data from Yahoo ...
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Journalism: A Highly Dangerous Job Around the World

July 30, 2018 | 0 Comments

Motivation What comes to your mind when you think about the most dangerous jobs in the world? The other day I was talking to a friend about high-risk professions. She told me journalism would be a risky one. At first I laughed at her, since she’s a j... [Read more...]

rstudio::conf 2019 is open for registration!

July 30, 2018 | 0 Comments

rstudio::conf, the conference for all things R and RStudio, will take place January 17 and 18, 2019 (Thursday and Friday) in Austin, Texas. It will be preceded by Training Days on January 15 and 16 (Tuesday and Wednesday). Early Bird registration is now open! Conference: Thursday January 17 - Friday January 18, 2019 Join host and RStudio ...
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Judging Freehand Circle Drawing Competitions

July 30, 2018 | 0 Comments

Abstract: In 2007 Alexander Overwijk went viral with his 'Perfect Circle' video. The same year a World Freehand Circle Drawing Championship was organized, which he won. In this post we show how a mobile camera, R and the imager package can be used to develop an image analysis based method to ... [Read more...]

Assignment in R: slings and arrows

July 30, 2018 | 0 Comments

Having recently shared my post about defensive programming in R on the r/rstats subreddit, I was blown away by the sheer number of comments as much as I was blown away by the insight many displayed. One particular comment by u/guepier struck my attention. In my previous post, ...
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Long Running Tasks With Shiny: Challenges and Solutions

July 30, 2018 | 0 Comments

One of the great additions to the R ecosystem in recent years is RStudio's Shiny package. With it, you can easily whip up and share a user interface for a new statistical method in just a few hours. Today I want to share some of the methods and challenges that ... [Read more...]

A Certification for R Package Quality

July 30, 2018 | 0 Comments

There are more than 12,000 packages for R available on CRAN, and many others available on Github and elsewhere. But how can you be sure that a given R package follows best development practices for high-quality, secure software? Based on a recent survey of R users related to challenges in selecting ... [Read more...]

Podcast on Nonclinical Statistics

July 30, 2018 | 0 Comments

Hugo Bowne-Anderson and I spoke about about data science in pharmaceuticals, the tidyverse, and more for the excellent DataFramed podcast from DataCamp. Listen to it here or throug...
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R Consortium Proposal Accepted!

July 30, 2018 | 0 Comments

Today I am happy to announce that my proposal to the R Consortium was accepted! I first announced that I was submitting a proposal back... The post R Consortium Proposal Accepted! appeared first on AriLamstein.com.
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