Monthly Archives: January 2010

Donate to the R Video Hosting Fund

January 17, 2010
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Today I finished uploading a couple new talks to the growing repository of online presentations from the NYC R Statistical Meetup. Going forward, my plan is—whenever possible—to make all talks and presentation materials available online, in an effort to reach as wide an audience as possible. Our volunteer speakers bring immense expertise to these

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MATLAB/R Dictionary (Rosetta Stone Talk – 1/3)

January 17, 2010
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Presentation given by Harlan Harris at the NYC R Statistical Meetup on January 7, 2010. The January Meetup was the "R Rosetta Stone," and this talk covers R and MATLAB.

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Data munging with SQL and R (Rosetta Stone Talk – 3/3)

January 17, 2010
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Presentation given by Josh Reich at the NYC R Statistical Meetup on January 7, 2010. The January Meetup was the "R Rosetta Stone," and this talk covers R, SQL and Postgres.

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Typos in Chapter 8

January 16, 2010
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Typos in Chapter 8

Phew!, we are now done with the solution manual in the sense that we have compiled solutions for all odd-numberedd exercises (but one!) and solved a fair number of even-numbered exercises. As it stands, the manual is 120 pages long and I am exhausted by the run to produce it over the past week. I

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Getting Started with the R Programming Language

January 16, 2010
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Download Code Like A Pirate - The #rstats Appliance from the SUSE Gallery  The R programming language was featured about a year ago in a New York Times article (http://bit.ly/iaqQ). I've been an R user since 2000, so I've collected some resources ...

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Connecting to a DB2 database from R

January 16, 2010
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Connecting to a DB2 database from R

Unlike RMySQL and RSQLite there is no RDB2. However, I found it pretty straightforward connecting to a DB2 database using the JDBC driver and the RJDBC package. For all this to work, DB2 should be setup to use TCPIP, which is not used by default. You need to set the DB2COMM DB2 environment variable to

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Interesting use of levelplot() for time series data

January 16, 2010
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Interesting use of levelplot() for time series data

levelplot example: soil temperature (left) and moisture (right) Several recent articles appeared on the R-bloggers feed aggregator that demonstrated an interesting visualization of time series data using color. This style of visualization was readily adapted for the time...

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Gay Marriage: Another Data Point

January 16, 2010
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Relevant to my earlier post about the relationship between direct democracy and laws prohibiting gay marriage, Pew Research just published poll data showing that a majority of Americans disapprove of same-sex marriage.

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A tale of two visualizations (because it’s Friday)

January 15, 2010
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A tale of two visualizations (because it’s Friday)

GEEK FIGHT!!! says JD Long on Twitter as the New York Times publishes a widely-reposted interactive graphic about Netflix rental data, and the Wall Street Journal also gets into the interactive-viz game with a graphic on bank bonuses. If it's a fight, it's a knockout in the first round, if you ask me. There's no surprise why the Netflix...

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Equivalents to SAS, SPSS modules in R

January 15, 2010
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Bob Muenchen, the author of R for SAS and SPSS Users, has created a handy table listing the R packages that implement the statistical methods included in add-on modules for SAS and SPSS. For example, if you're looking for the equivalent structural equation modeling functions you might be using in PROC CALIS from SAS/STAT or the SPSS "Amos" software,...

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