Articles by hrbrmstr

Watch Sandy in “R” (Including Forecast Cone)

October 28, 2012 | hrbrmstr

As indicated in the code comments, Google took down the cone KML files. I’ll be changing the code to use the NHC archived cone files later tonight NOTE: There is significantly updated code on github for the Sandy ‘R’ dataviz. This is a follow-up post to the quickly crafted ...
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Watch “Sandy” In R

October 27, 2012 | hrbrmstr

UPDATE: Significantly updated code on githubWell, a couple folks asked how to make it more “centered” on the hurricane and stop the labels from chopping off, so I modified the previous code a bit to show how to do that. As indicated in the code comments, Google took down the ...
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Get an R Data Frame from a MongoDB Query

October 22, 2012 | hrbrmstr

There’s a good FAQ on how to do the MongoDB query -__ R data frame but I wanted to post a more complete example that included the database connection and query setup since I suspect there are folks new to Mongo who would appreciate the end-to-end view. The code ... [Read more...]

DIY ZeroAccess GeoIP Analysis : So What?

October 8, 2012 | hrbrmstr

NOTE: A great deal of this post comes from @jayjacobs as he took a conversation we were having about thoughts on ways to look at the data and just ran like the Flash with it. Did you know that – if you’re a US citizen – you have approximately a 1 in 5 ...
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DIY ZeroAccess GeoIP Plots

October 5, 2012 | hrbrmstr

Since F-Secure was #spiffy enough to provide us with GeoIP data for mapping the scope of the ZeroAccess botnet, I thought that some aspiring infosec data scientists might want to see how to use something besides Google Maps & Google Earth to view the data. If you look at the CSV ...
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ThinkStats … in R :: Example 1.3

March 7, 2012 | hrbrmstr

With 1.2 under our belts, we go now to the example in section 1.3 which was designed to show us how to partition a larger set of data into subsets for analysis. In this case, we’re going to jump to example 1.3.2 to determine the number of live births. While the Python ... [Read more...]

ThinkStats … in R (including Example 1.2)

March 4, 2012 | hrbrmstr

ThinkStats (by Allen B. Downey) is a good book to get you familiar with statistics (and even Python, if you’ve done some scripting in other languages). I thought it would be interesting to present some of the examples & exercises in the book in R. Why? Well, once you’ve ... [Read more...]
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