3276 search results for "Map"

DailyMeteo.org – 2014 Conference

February 10, 2014
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DailyMeteo.org – 2014 Conference

Our friend Stefan has been participating in MilanoR since the beginning, and was one of the people who started using R intensively after the "Introduction to R" Quantide course. Since he is from Belgrade (Serbia), and takes part in the … Continue reading →

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rOpenSci developer meeting in March

February 10, 2014
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Our team has been cranking out a large number of tools over the past several months. As regular readers are aware, our software packages provide programmatic access to a diverse and extensive trove of scientific data. More recently we’ve expanded our efforts to build more general purpose and cross-domain tools. These include tools for reading, writing, integrating and publishing...

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N2 with runlm()

February 9, 2014
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N2 with runlm()

Introduction The default swN2() calculation in Oce uses a smoothing spline. One disadvantage of this is that few readers will know how it works. A possible alternative is to compute d(rho)/dz using the slope inferred from a running-window linear regression. Such a slope is provided by the new Oce function runlm(), which is tested here. (Note...

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In case you missed it: January 2014 roundup

February 5, 2014
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In case you missed them, here are some articles from January of particular interest to R users: Princeton’s Germán Rodríguez has published a useful “Introduction to R” guide, with a focus on linear and logistic regression. The rxDForest function in the RevoScaleR package fits random forests of histogram-binning trees. A tutorial on using the xts package to analyze and...

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Use Case: Spatial R & Google Earth for Terrain Analyses

February 5, 2014
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Use Case: Spatial R & Google Earth for Terrain Analyses

I'd like to share code that uses spatial R and Google Earth for terrain analyses. In this example I took SRTM data at 1" resolution from http://www.viewfinderpanoramas.org/dem3.html#alps read it into R did a little processing and finally wrapped it up ...

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Census Open Atlas Project Version Two

February 5, 2014
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Census Open Atlas Project Version Two

This time last year I published the first version of the 2011 Census Open Atlas which comprised Output Area Level census maps for each local authority district. This turned out to be quite a popular project, and I have also extended this to Japan. The methods used to construct the atlases have now been refined,...

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Census Open Atlas Project Version Two

February 4, 2014
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Census Open Atlas Project Version Two

This time last year I published the first version of the 2011 Census Open Atlas which comprised Output Area Level census maps for each local authority district. This turned out to be quite a popular project, and I have also extended this to Japan. The methods used to construct the atlases have now been refined,...

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Rcpp 0.11.0

February 3, 2014
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A new major release 0.11.0 of Rcpp is now on the CRAN network for GNU R and binaries for Debian have been uploaded as well. Before you read on, please note that this release will most likely require a reinstallation of all your packages using Rcpp...

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“Show me the way to the next whiskey bar” (The Doors – Alabama Song) – Interactive Location Recommendation using Tableau

February 2, 2014
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“Show me the way to the next whiskey bar” (The Doors – Alabama Song) – Interactive Location Recommendation using Tableau

Since I started using Tableau I’m quite fascinated about the capabilities of this piece of software. Before Christmas I was looking how I could build an interactive visualization that helps me to explore the relationships between different objects in a form that shows which objects are very close to each other according to some similarity measure or vice versa....

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Visualization of AQI

February 2, 2014
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Visualization of  AQI

The day before yesterday is spring festival which is one of the most famous Chinese festivals, and setting off firecrackers outside on New Year Eve is a traditional custom. However, firecrackers will pollute circumstance severely and cause the hazy weather. Of course the pollution of different province is not the same, and through charts we can view the pollution distribution directly. We … Continue reading...

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