Monthly Archives: March 2018

Fastai Collaborative Filtering with R and Reticulate

March 31, 2018
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Jeremy Howard and Rachel Thomas are founders of fast.ai whose aim is to make deep learning accessible to all. They offer a course called Practical Deep Learning for Coders (Part 1). The last session, taught by Jeremy, was in Fall 2017 and the videos were released early January 2018. Their approach is top down by showing different applications first...

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ggplot2: Legend – Part 5

March 31, 2018
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ggplot2: Legend – Part 5

Introduction This is the 17th post in the series Elegant Data Visualization with ggplot2. In the previous post, we learnt how to modify the legend of plot when size is mapped to continuous variable. In this post, we will learn to modify the following using scale_alpha_continuous() when alpha or transparency is mapped to variables: title breaks limits range labels values Libraries, Code & Data We will use the following libraries in this...

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oneliner – a new style guide for styler

March 31, 2018
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I am happy to introduce oneliner, a package that implements the one-line-style as a third-party style guide ready to use with styler. Hence, after the tidyverse style guide, this is the first third-party style guide for styler I am aware of - and a particularly useful one. Let’s see an example # remotes::install_github("lorenzwalthert/oneliner") library(oneliner) style_text( "sum

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Visualizing European WW1 Defense Treaties with iGraph

March 31, 2018
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Visualizing European WW1 Defense Treaties with iGraph

I suddenly got bit by a bug to learn about network analysis. So I recalled the Correlates of War Project having a dataset about alliances. I decided to revisit them and download the data for this new project, which you can do too. To start small, I decided to visualize a certain topic, e.g., European Defense Treaties relating to World...

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Analyzing Professional Sports Team Colors with R, Part 2

March 31, 2018
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Analyzing Professional Sports Team Colors with R, Part 2

NOTE: This write-up picks up where the previous one left off. All of the session data is carried over. Color Similarity Now, I’d like to evaluate color similarity more closely. To help verify any quantitative deductions with some intuition, I’ll consider only a single league for this–the NBA, the league that I know the best. Because I’ll end up plotting team names at some point and...

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oneliner – a new style guide for styler

March 31, 2018
By

I am happy to introduce oneliner, a package that implements the one-line-style as a third-party style guide ready to use with styler. Hence, after the tidyverse style guide, this is the first third-party style guide for styler I am aware of - and a particularly useful one. Let’s see an example # remotes::install_github("lorenzwalthert/oneliner") library(oneliner) style_text( "sum

Read more »

oneliner – a new style guide for styler

March 31, 2018
By

I am happy to introduce oneliner, a package that implements the one-line-style as a third-party style guide ready to use with styler. Hence, after the tidyverse style guide, this is the first third-party style guide for styler I am aware of - and a particularly useful one. Let’s see an example # remotes::install_github("lorenzwalthert/oneliner") library(oneliner) style_text( "sum

Read more »

Use shortcodes to embed tweets, videos, etc. in your blogdown blog posts

March 31, 2018
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Shortcodes are simple snippets inside your content files calling built-in or custom templates. This short post is a shout-out for the blogdown::shortcode() function. Example(s) of blogdown::shortcode() can be found in blogdown book. To learn more about shortcodes visit https://gohugo.io/content-management/shortcodes/. Shortcodes make it super easy to embed content in blog posts. Lets say we have a video we want to embed...

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A new RStudio addin to facilitate inserting tables in Rmarkdown documents

A new RStudio addin to facilitate inserting tables in Rmarkdown documents

In the last months, I started increasingly using Rmd documents for preparing scientific reports, blog posts, etcetera. While I really like the flexibility offered by the system, one thing that I thought could be improved is the support for easily inserting tables. So, “inspired” also by the recent addition of the excellent insert image addin in blogdown, I decided...

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Fastai Collaborative Filtering with R and Reticulate

March 31, 2018
By

Jeremy Howard and Rachel Thomas are founders of fast.ai whose aim is to make deep learning accessible to all. They offer a course called Practical Deep Learning for Coders (Part 1). The last session, taught by Jeremy, was in Fall 2017 and the videos were released early January 2018. Their approach is top down by showing different applications first...

Read more »

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