6167 search results for "git"

RSiteCatalyst Version 1.4.3 Release Notes

January 6, 2015
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RSiteCatalyst Version 1.4.3 Release Notes

It’s a new year, so…new version of RSiteCatalyst on CRAN! For the most part, this release fixes a handful of bugs that weren’t noticed with the prior release 1.4.2 (oops!), but there are pieces of additional functionality. New functionality: Data Feed monitoring For those of you having hourly or daily data feeds delivered via FTP,

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Creating a custom soil attribute plot using ggmap

January 6, 2015
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Creating a custom soil attribute plot using ggmap

Cusby Ryan Garner Senior Data Scientist, Revolution Analytics I love creating spatial data visualizations in R. With the ggmap package, I can easily download satellite imagery which serves as a base layer for the data I want to represent. In the code below, I show you how to visualize sampled soil attributes among 16 different rice fields in Uruguay....

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Sequence generation in R, Python and Julia

January 6, 2015
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Recently I was comparing implementation of sequence generation functions in R, Python (numpy) and Julia. Interestingly even such basic functions have slight differences in implementation. In my opinion Julia provides the best solution and Python the wo...

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Mapping Seattle Crime

January 6, 2015
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Mapping Seattle Crime

Last week I published a data visualization of San Francisco crime. This week, I’m mapping Seattle crime data. The map above is moderately complicated to create, so I’ll start this tutorial with a simpler case: the dot distribution map. Seattle crime map, simplified version First, we’ll start by loading the data. Note that I already The post

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Kalman filter example visualised with R

January 6, 2015
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Kalman filter example visualised with R

At the last Cologne R user meeting Holger Zien gave a great introduction to dynamic linear models (dlm). One special case of a dlm is the Kalman filter, which I will discuss in this post in more detail. I kind of used it earlier when I measured the temperature in my room. Over the last...

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New York Times Article Search API to MongoDB

January 5, 2015
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Motivation Accessing NYT API Extracting and parsing the article body text Writing to MongoDB Pipeline Results Motivation I’ve learned a little about a lot of different corners of the text mining and NLP world over the last few years… which sometimes makes me feel like I know nothing for certain....

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BH release 1.55.0-3

January 5, 2015
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Right on the heels of yesterday's BH release 1.55.0-2 bringing Boost Fusion, we now have release 1.55.0-3 bringing Boost Graph. To recap, BH is our CRAN package providing (a large part of the) Boost C++ libraries as a set of template headers for use ...

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Automated parsing of ebola situation reports

January 5, 2015
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Automated parsing of ebola situation reports

I’m pleased to announce public availability of ebola.sitrep, a package I wrote to download and parse ebola situation reports. The …Continue reading →

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Talk to R

January 5, 2015
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Talk to R

Here's a neat demo from Yihui Xie: you can talk to this R graph and customize it with voice commands. You'll need to click through the link to start the demo in a new window, and you'll need to be using Chrome and allow access to your microphone. (If you can't get it to work on your system, here's...

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Book Extras – Data Files, Code Files and a Dockerised Application

January 5, 2015
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Book Extras – Data Files, Code Files and a Dockerised Application

Idling through the LeanPub documentation last night, I noticed that they support the ability to sell digital extras, such as bundled code files or datafiles. Along with the base book sold at one price, additional extras can be bundled into packages alongside the original book and sold at another (higher) price. As with the book

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