3014 search results for "ggplot"

Earthquake Magnitude / Depth Chart

April 7, 2014
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Earthquake Magnitude / Depth Chart

I am working on a project related to secondary effects of earthquakes. To guide me in the analysis I need a chart showing the location, magnitude and depth of recent earthquakes. There are a host of such charts available already, but since I had the required data on hand, it seemed like a good idea

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Author inflation in academic literature

April 6, 2014
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Author inflation in academic literature

There seems to be a general consensus that author lists in academic articles are growing. Wikipedia says so, and I’ve also come across a published letter and short Nature article which accept this is the case and discuss ways of … Continue reading →

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Looking at Measles Data in Project Tycho, part II

April 6, 2014
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Looking at Measles Data in Project Tycho, part II

Continuing from last week, I will now look at incidence rates of measles in the US. To recap, Project Tycho contains data from all weekly notifiable disease reports for the United States dating back to 1888. These data are freely available to any...

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Flip the script, or, the joys of coord_flip()

April 4, 2014
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Flip the script, or, the joys of coord_flip()

Has this ever happened to you?I hate it when the labels on the x-axis overlap, but this can be hard to avoid. I can stretch the figure out, but then the data become farther apart and the space where I want to put the figure (either in a talk or a paper...

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The Collatz Fractal

April 4, 2014
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The Collatz Fractal

It seems to me that the poet has only to perceive that which others do not perceive, to look deeper than others look. And the mathematician must do the same thing (Sofia Kovalevskaya) How beautiful is this fractal! In previous posts I colored plots using module of complex numbers generated after some iterations. In this

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Adding Annotation to R Objects

April 1, 2014
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Adding Annotation to R Objects

When you take a photograph, you can include the date in the image, so you remember when you created it.  (In fact, under EXIF format, it’s stored in the image file anyway, even if it doesn’t appear in the picture.)  Wouldn’t it be nice to make annotations in the objects you create under R? For

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Adding Annotation to R Objects

April 1, 2014
By
Adding Annotation to R Objects

When you take a photograph, you can include the date in the image, so you remember when you created it.  (In fact, under EXIF format, it’s stored in the image file anyway, even if it doesn’t appear in the picture.)  Wouldn’t it be nice to make annotations in the objects you create under R? For

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Stata Fully Mapped into R

April 1, 2014
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Stata Fully Mapped into R

Hello all of you Stata loving statistical analysts out there!  I have great news.  I am finally nearly done with the package I have been working on which provides the mechanism for Stata users to seamlessly move from Stata to R though use of ...

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Mapping the March 2014 California Earthquake with ggmap

April 1, 2014
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Mapping the March 2014 California Earthquake with ggmap

I had no intention to blog this, but @jayjacobs convinced me otherwise. I was curious about the recent (end of March, 2014) California earthquake “storm” and did a quick plot for “fun” and personal use using ggmap/ggplot. I used data from the Southern California Earthquake Center (that I cleaned up a bit and that you

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Daylight Saving Effect on S&P500 and FTSE100

April 1, 2014
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Daylight Saving Effect on S&P500 and FTSE100

Does the transition to and from Daylight Saving Time (DST) have a (significant) effect on the stock market? In a recent blog post on The UK Stock Market Almanac, the author found that the average return of the FTSE100 index for the days following the start of British Summer Time (BST) was -0.07% during the

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