2953 search results for "ggplot"

Tokyo-based R Meetup TokyoR #45

January 25, 2015
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Tokyo-based R Meetup TokyoR #45

Last week, I attended a Tokyo-based Statistical Software R meetup named “TokyoR #45” held on Jan 17 at VOYAGE GROUP office in Shibuya, Tokyo. Almost all presentations were given in Japanese, but in this post I’ll share brief a summary…Read more ›

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R Package to Download Fitbit Data

January 22, 2015
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R Package to Download Fitbit Data

Fitbit is a device that tracks your daily activity. It's basically a pedometer, but it does a little more. It has an altimeter, so it can count flight of stairs climbed. It can detect your sleeping activity and give you a read on how often you are tossing and turning. Any how, I received a Fitbit One...

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Four Famous Laws & How You Can Visualize Them

January 22, 2015
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Four Famous Laws & How You Can Visualize Them

Famous laws, theorems, and observations are often named after the person who proposed the idea. These “eponymous laws" can be graphed. We do so in this post, using our free, web-based product. Contact us about getting a trial of Plotly Enterprise on your servers. Moore’s Law Transistors are used in building electronics. The number of transistors in a...

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A beautiful story about NYC weather

January 21, 2015
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A beautiful story about NYC weather

Inspired by Tufte's classic visualization of New York City weather in 2013, Alex Bresler used the R language to update the chart for 2014: (Click the image to view the zoomable SVG version.) The R code to create the plot is available on GitHub, and is easily adapted to display data for any of the other cities provided in...

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Contraceptive Choice in Indonesia

January 20, 2015
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Contraceptive Choice in Indonesia

I wanted yet another opportunity to get to use the fabulous caret package, but also to finally give plot.ly a try.  To scratch both itches, I dipped into the UCI machine learning library yet again and came up with a … Continue reading →

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Visualizing bivariate shrinkage

January 20, 2015
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Visualizing bivariate shrinkage

Inspired by this post about visualizing shrinkage on Coppelia, and this thread about visualizing mixed models on Stack Exchange, I started thinking about how to visualize shrinkage in more than one dimension. One might find themselves in this situation with a varying slope, varying intercept hierarichical (mixed effects) model, a model with two varying intercepts, etc. Then...

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Visualizing bivariate shrinkage

January 20, 2015
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Visualizing bivariate shrinkage

Inspired by this post about visualizing shrinkage on Coppelia, and this thread about visualizing mixed models on Stack Exchange, I started thinking about how to visualize shrinkage in more than one dimension. One might find themselves in this situation with a varying slope, varying intercept hierarichical (mixed effects) model, a model with two varying intercepts, etc. Then...

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Simple Data Science Of Global Warming In KDnuggets

January 20, 2015
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Simple Data Science Of Global Warming In KDnuggets

Would love to get a post from you for KDnuggets (Gregory Piatetsky, KDnuggets President) Some days ago, Gregory Piatetsky invited me to write a post for KDnuggets. I couldn’t say no. He suggested to me some topics and I decided to experiment around climate change to demonstrate how easy is to see some evidences of … Continue reading...

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Building a choropleth map of Italy using mapIT

January 19, 2015
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Building a choropleth map of Italy using mapIT

In the R environment, different packages to draw maps a

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How to Predict Where Will Next Disaster Strike?

January 18, 2015
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How to Predict Where Will Next Disaster Strike?

It is amusing coincidence that another MOOC that I took this week (Geospatial Intelligence & the Geospatial revolution) mentioned disasters. About the other course see my recent Disasters: Myth or the Reality post.In Geospatial Intelligence they gave a weird assignment: one need to mark the location on the world map where...

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