1836 search results for "ggplot"

Monitoring Productivity II – the Others

September 30, 2011
By
Monitoring Productivity II – the Others

In previous Monitoring Productivity Experiment post I looked into the hours I spent in computer, now will look into the hours Others spend in computer, which is far more interesting :) To find things like what day people spend more time on computer, ho...

Read more »

Customizing your .rprofile

September 29, 2011
By

I searched around to see if there was a blog post somewhere describing how to customize one’s .rprofile but was surprised to find just one outdated post. So here is quick intro on the topic. If you are a power R user, you already know about what it does. For those of you that don’t,

Read more »

Googling Bayes’ pictures

September 29, 2011
By
Googling Bayes’ pictures

I am writing way too many posts in a row on Google tools. I promise I will think about something else soon. I find amusing the possibility to launch a search in Google images by just dragging a picture into … Continue reading →

Read more »

ttrTests This is a Test–Test 1 and Test 2

September 28, 2011
By
ttrTests This is a Test–Test 1 and Test 2

Just to remind everyone, THIS IS NOT INVESTMENT ADVICE AND ANY ACTIONS TAKEN BASED ON THIS DISCUSSION WILL PROBABLY RESULT IN SIGNIFICANT LOSSES. We had fun with the ttrTests package in two previous posts ttrTests: Its Great Thesis and Incredible Poten...

Read more »

Using transparency for data count intuition

September 27, 2011
By
Using transparency for data count intuition

This is an illustration of representing point count in a graphic using transparency. This is easy to do in ggplot2 if you use one of the barchart type of geoms.  However I think there are other situations where it would be useful to apply aesthetics based on point count. Since Hadley did a lot of

Read more »

Reporting Good Enough to Share

September 15, 2011
By
Reporting Good Enough to Share

Sorry to all my faithful readers for my absence recently. I started a new job at a new firm, so my blogging has moved down the priority list but only temporarily. I am still committed to documenting my thoughts, especially finance and R thoughts as dis...

Read more »

Getting data from the Infochimps Geo API in R

September 10, 2011
By
Getting data from the Infochimps Geo API in R

I am very intrigued by the Infochimps Geo API, so wanted to play around with it a little bit and pull the data into R. I’ll start by getting data from the American Community Survey Topline API for a 10km area around where I live. First some setup code here. It imports a couple libraries

Read more »

The effectiveness of links shared on Facebook, Twitter, and YouTube

September 8, 2011
By
The effectiveness of links shared on Facebook, Twitter, and YouTube

The bitly blog has posted a really interesting analysis of the effectiveness of links shared via the social-media services Facebook, Twitter and YouTube. Here, effectiveness is measured by the "half-life" of a link: the amount of time it takes for that link to generate half the clicks it will ever attract. They summarize their results in this ggplot2 density...

Read more »

2011 Perth City to Surf Stats

September 6, 2011
By
2011 Perth City to Surf Stats

Like every year, August sees the thousands taking part in the Perth City to Surf, and with that comes the chance for some stats. Why? Curiosity more than anything, and to convince myself that my time in the 12km run … Continue reading →

Read more »

Interactive graphics for data analysis

September 1, 2011
By
Interactive graphics for data analysis

I got a copy of Martin Theus and Simon Urbanek’s Interactive Graphics for Data Analysis a couple of years ago, whence it’s been sat on my bookshelf. Since I’ve recently become a self-proclaimed expert on interactive graphics I thought it was about time I read the thing. Which is exactly what I did last weekend

Read more »