2718 search results for "Ggplot2"

Size Doesn’t Matter

October 26, 2014
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Size Doesn’t Matter

An invisible red thread connects those destined to meet, regardless of time, place or circumstances. The thread may stretch or tangle, but never break (Ancient Chinese Legend) I use to play once a year with my friends to Secret Santa (in Spain we call it Amigo Invisible). As you can read in Wikipedia: Secret Santa is

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Probable Points and Credible Intervals, Part 1

October 26, 2014
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Probable Points and Credible Intervals, Part 1

After having broken the Bayesian eggs and prepared your model in your statistical kitchen the main dish is the posterior. The posterior is the posterior is the posterior, given the model and the data it contains all the information you need and anything else will be a little bit less nourishing. However, taking in the posterior in one gulp...

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Quarterback Completion Heatmap Using dplyr

October 26, 2014
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Quarterback Completion Heatmap Using dplyr

Several months ago, I found Bryan Povlinkski's (really nicely cleaned) dataset with 2013 NFL play-by-play information, based on data released by Brian Burke at Advanced Football Analytics. I decided to browse QB completion rates based on Pass Location (Left, Middle, Right), Pass Distance (Short or Deep), and Down....

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Visualizing (generalized) linear mixed effects models with ggplot #rstats #lme4

October 26, 2014
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Visualizing (generalized) linear mixed effects models with ggplot #rstats #lme4

In the past week, colleagues of mine and me started using the lme4-package to compute multi level models. This inspired me doing two new functions for visualizing random effects (as retrieved by ranef()) and fixed effects (as retrieved by fixed()) of (generalized) linear mixed effect models. The upcoming version of my sjPlot package will contain

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jsonlite 0.9.13: high performance number formatting

October 24, 2014
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jsonlite 0.9.13: high performance number formatting

The jsonlite package implements a robust, high performance JSON parser and generator for R, optimized for statistical data and the web. This week version 0.9.13 appeared on CRAN which is the third release in a relatively short period focusing on performance optimization. Fast number formatting Version 0.9.11 and 0.9.12 had already introduced majors...

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Plotting GTFS data with R

October 23, 2014
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Plotting GTFS data with R

Days ago a study says that Santiago, city where I live, has one of the best public transport system in LATAM (WAT?! define best please!). So I've search for some information and I found this. Anyway I tried to find some related data/gtfs/information to work/play and I found the Transantiago GTFS. GTFS means General Transit Feed Specification and is a format for public transportation...

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Plotting GTFS data with R

October 23, 2014
By
Plotting GTFS data with R

Days ago a study says that Santiago, city where I live, has one of the best public transport system in LATAM (WAT?! define best please!). So I've search for some information and I found this. Anyway I tried to find some related data/gtfs/information to work/play and I found the Transantiago GTFS. GTFS means General Transit Feed Specification and is a format for public transportation...

Read more »

Why is my OS X Yosemite install taking so long?: an analysis

Why is my OS X Yosemite install taking so long?: an analysis

Why? Since the latest Mac OS X update, 10.10 "Yosemite", was released last Thursday, there have been complaints springing up online of the progress bar woefully underestimating the actual time to complete installation. More specifically, it appeared as if, for a certain group of people (myself included), the installer would stall out at "two minutes »more

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Rock around the data clock

October 21, 2014
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Rock around the data clock

I had to visualize an hourly distribution of some KPI (assume logins / registrations / purchases per hour), so the idea was, why not build a clock? It’s a nice and intuitive way to present this data. The problem is, that the clock has only 12 hours which are used twice a day, so I will have to assign...

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Degrees of Choice: A modification of a WSJ graphic

October 20, 2014
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This post uses ggplot2 and rCharts to modify a grouped bar chart that appeared in an article that appeared online on October 19, 2014 in Wall Street Journal’s site. The article was titled “How to Sell a Liberal-Arts Education”. The code for the Rmarkdown file that generated this post can be found on github.Please click this...

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