2210 search results for "map"

R graphics

October 30, 2009
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R graphics

I just finished reading Paul Murrel's book, "R graphics". There are two graphical systems in R: the old ("classical" -- in the "graphics" package) one, and the new ("trellis", "lattice", "grid" -- in the "lattice" and "grid" packages) one. The first...

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Xasax closes shop

October 18, 2009
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Xasax closes shop

Six months after shutting down opentick completely Xasax (opentick's parent company) has followed suit.It looks like Xasax hit funding problems in August... Inside Market Data mentions the above in this story. Here is the full story (subscription requ...

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Factor Analysis in R

October 7, 2009
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Factor Analysis in R

This post shows an example of running a basic factor analysis in R.Additional Resources:Quick-Rpsych packageJame's Steiger's exampleFactoMineR packageThe Example:The example is based on responses by 117 university students to a 50 item version of the I...

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R Object Tooltips in ESS

October 1, 2009
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This post originally appeared on my Wordpress blog on October 1, 2009. I present it here in its original form. Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and su...

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R Object Tooltips in ESS

October 1, 2009
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This post originally appeared on my Wordpress blog on October 1, 2009. I present it here in its original form. Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and su...

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R Object Tooltips in ESS

October 1, 2009
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R Object Tooltips in ESS

Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and submit R commands to an interactive R process is simply something I cannot imagine analyzing data without. An example One thing that I end up having to do a lot is inspect

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Survive R

September 29, 2009
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New PDF slides version (presented at the Bay Area R Users Meetup October 13, 2009). We at Win-Vector LLC appear to like R a bit more than some of our, perhaps wiser, colleagues ( see: Choose your weapon: Matlab, R or something else? and R and data ). While we do like R (see: Exciting Related posts:

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ggplot2: Back-to-back Bar Charts

September 23, 2009
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ggplot2: Back-to-back Bar Charts

On the ggplot2 mailing-list the following question was asked: How to create a back-to-back bar chart with ggplot2? For anyone who don’t know what I am talking about, have a look on a recent paper from the EU. I’d like to create plots like the graph...

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ggplot2: Back-to-back Bar Charts

September 23, 2009
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ggplot2: Back-to-back Bar Charts

On the ggplot2 mailing-list the following question was asked: How to create a back-to-back bar chart with ggplot2? For anyone who don’t know what I am talking about, have a look on a recent paper from the EU. I’d like to create plots like the graphs 5,6,18 in the paper. An example graph from the above report is

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Emacs Key Binding for eval-defun in lisp-mode

September 22, 2009
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Emacs Key Binding for eval-defun in lisp-mode

When I use R in Emacs through the ESS package, C-c C-c in a .R buffer will send a “block” of code to the inferior R process for evaluation. This was added just a few years ago, but my fingers are now trained to use that key combination for evaluating any block of code. Since

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