3574 search results for "gis"

Upcoming NYC R Programming Classes

March 10, 2014
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Upcoming NYC R Programming Classes

It is our pleasure to once again offer the intensive R beginner level course for the third time! Beginning this Sunday, the 35 hour course will walk you through the basic operations and characteristics of R, all the way to having a firm understanding of data manipulation and visualization. Also launching this weekend are two... Read more »

R 3.0.3 is released

March 10, 2014
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R 3.0.3 is released

R 3.0.3 (codename “Warm Puppy) was released several days ago. The full list of new features and bug fixes is provided below. Upgrading to R 3.0.3 You can download the latest version from here. Or, if you are using Windows, you can upgrade to the latest version using the installr package. Simply run the following

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Lebanon shouldering Syria

March 10, 2014
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Lebanon shouldering Syria

The crisis that is Syria has had an incredible regional affect geopolitically, economically, and has required a significant response in humanitarian aid.  As the mass evacuation has occurred, surrounding countries are found hosting thousands of pe...

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How effective is my research programming workflow? The Philip Test – Part 1

March 10, 2014
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How effective is my research programming workflow? The Philip Test – Part 1

Philip Guo, who writes a wonderful blog on his views and experiences of academia – including a lot of interesting programming stuff – came up with a research programming version of The Joel Test last summer, and since then I’ve been thinking of writing a series commenting on how well I fulfil each of the items on

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Real-time Reporting with the Adobe Analytics API

March 10, 2014
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Starting with version 1.3.1 of RSiteCatalyst, you can now access the real-time reporting capabilities of the Adobe Analytics API through a familiar R interface. Here’s how to get started… GetRealTimeConfiguration Before using the real-time reporting capabilities of Adobe Analytics, you first need to indicate which metrics and elements you are interested in seeing in real-time. To Real-time Reporting...

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Writing a book with a little help from Emacs and friends

Writing a book with a little help from Emacs and friends

This post provides technical details about the making of my book “Displaying time series, spatial, and space-time data with R”, …Sigue leyendo →

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Intraday data

March 9, 2014
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Intraday data

In the Intraday Backtest post I showed an example of loading and working with Forex Intraday data from the FXHISTORICALDATA.COM. Recently, I came across another interesting source of Intraday data at the Bonnot Gang site. Please note that you will have to register to get access to the Intraday data; the registration is free. Today,

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Hyperthreading FTW? Testing parallelization performance in R.

March 7, 2014
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Hyperthreading FTW? Testing parallelization performance in R.

Alright, let's test some parallelization functionalities in R.The machine:MacBook Air (mid-2013) with 8 GB of RAM and the i7 CPU (Intel i7 Haswell 4650U). This CPU is hyper-threaded, meaning (at least that's my understanding of it) that it has two...

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What are the most common RNG seeds used in R scripts on Github?

March 6, 2014
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What are the most common RNG seeds used in R scripts on Github?

In the R programming language, the random number generator (RNG) is seeded each session using the current time and process ID. Via the magic of the popular Mersenne Twister PRNG, the values stored in .Random.seed are used sequentially each time … Continue reading →

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Poverty and Crime in Mexico – Interactive Map

March 6, 2014
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Poverty and Crime in Mexico – Interactive Map

How safe is Mexico? That is a frequent question people ask me. There is even  website about it  (see this blog post). So I’ve decided it was time to go one step further and make an interactive map (click here for full screen) of poverty and crime in Mexico. The objective was to see which municipalities have The post

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