790 search results for "Knitr"

R and Singularity

March 28, 2017
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R and Singularity

R (https://www.r-project.org) is a premier system for statistical and scientific computing and data science. At its core, R is a very carefully curated high-level interface to low-level numerical libraries. True to this principle, R packages have greatly expanded the scope and number of these interfaces over the years, among them interfaces to a large number of distributed...

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An Introduction to Stock Market Data Analysis with R (Part 1)

March 27, 2017
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An Introduction to Stock Market Data Analysis with R (Part 1)

This is my first article in a two-part series introducing stock data analysis using R.

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Suggests and Vignettes

March 24, 2017
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Dirk Eddelbuettel quite rightly reminded us the other day that Suggests is not Depends. I am sorry to say that I am one of those who are using Suggests… “casually”. Mea culpa. I must say that this is restricted to vignettes: there are no tests nor examples using suggested packages. But I am not checking… Continuar leyendo...

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On a First Name Basis with Statistics Sweden

March 24, 2017
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On a First Name Basis with Statistics Sweden

Abstract Jugding from recent R-Bloggers posts, it appears that many data scientists are concerned with scraping data from various media sources (Wikipedia, twitter, etc.). However, one should be aware that well structured and high quality datasets are available through state's and country's bureau of statistics. Increasingly these are offered to the public through direct database access, e.g., using a REST...

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Announcing R Tools 1.0 for Visual Studio 2015

March 23, 2017
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Announcing R Tools 1.0 for Visual Studio 2015

by Shahrokh Mortazavi, Partner PM, Visual Studio Cloud Platform Tools at Microsoft I’m delighted to announce the general availability of R Tools 1.0 for Visual Studio 2015 (RTVS). This release will be shortly followed by R Tools 1.0 for Visual Studio 2017 in early May. RTVS is a free and open source plug-in that turns Visual Studio into a...

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Datashader is a big deal

March 22, 2017
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Datashader is a big deal

I recently got back from Strata West 2017 (where I ran a very well received workshop on R and Spark). One thing that really stood out for me at the exhibition hall was Bokeh plus datashader from Continuum Analytics. I had the privilege of having Peter Wang himself demonstrate datashader for me and answer a … Continue...

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House effects in New Zealand voting intention polls

March 20, 2017
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House effects in New Zealand voting intention polls

This post is one of a series leading up to a purely data-driven probabilistic prediction model for the New Zealand general election in 2017. No punditry will be indulged in (if only to avoid complications with my weekday role as an apolitical public s...

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Exploring 2017 Retail Store Closings with R

March 19, 2017
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Exploring 2017 Retail Store Closings with R

A story about one of the retail chains (J.C. Penny) releasing their list of stores closing in 2017 crossed paths with my Feedly reading list today and jogged my memory that there were a number of chains closing many of their doors this year, and I wanted to see the impact that might have on... Continue reading...

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tidyquant Integrates Quandl: Getting Data Just Got Easier

tidyquant Integrates Quandl: Getting Data Just Got Easier

Today I’m very pleased to introduce the new Quandl API integration that is available in the development version of tidyquant. Normally I’d introduce this feature during the next CRAN release (v0.5.0 coming soon), but it’s really useful and honest...

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Experimenting With Sankey Diagrams in R and Python

March 17, 2017
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Experimenting With Sankey Diagrams in R and Python

A couple of days ago, I spotted a post by Oli Hawkins on Visualising migration between the countries of the UK which linked to a Sankey diagram demo of Internal migration flows in the UK. One of the things that interests me about the Jupyter and RStudio centred reproducible research ecosystems is their support for

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