1210 search results for "maps"

Silhouettes

March 2, 2015
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Silhouettes

Romeo, Juliet, balcony in silhouette, makin o’s with her cigarette, it’s juliet (Flapper Girl, The Lumineers) Two weeks ago I published this post for which designed two different visualizations. At the end, I decided to place words on the map of the United States. The discarded visualization was this other one, where I place the words over the silhouette … Continue reading...

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John Snow, and OpenStreetMap

February 27, 2015
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John Snow, and OpenStreetMap

While I was working for a training on data visualization, I wanted to get a nice visual for John Snow’s cholera dataset. This dataset can actually be found in a great package of famous historical datasets. library(HistData) data(Snow.deaths) data(Snow.streets) One can easily visualize the deaths, on a simplified map, with the streets (here simple grey segments, see Vincent Arel-Bundock’s...

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How Big Is The Vatican City?

February 24, 2015
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How Big Is The Vatican City?

Dici che il fiume trova la via al mare e come il fiume giungerai a me (Miss Sarajevo, U2) One way to calculate approximately the area of some place is to circumscribe it into a polygon of which you know its area. After that, generate coordinates inside the polygon and count how many of them fall into … Continue reading...

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using the httr package to retrieve data from apis in R

February 20, 2015
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For a project I’m working on, I needed to access residential electricity rates and associated coordinate information (lat/long) for locations in the US. After a little searching, I found that data.gov offers the rate information in two forms: a static list of approximate rates by region and an API, which returns annual average utility rates ($/kWH) for residential, commercial,...

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The United States In Two Words

February 20, 2015
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The United States In Two Words

Sweet home Alabama, Where the skies are so blue; Sweet home Alabama, Lord, I’m coming home to you (Sweet home Alabama, Lynyrd Skynyrd) This is the second post I write to show the abilities of twitteR package and also the second post I write for KDnuggets. In this case my goal is to have an insight of … Continue reading...

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A Talk and Course in NYC Next Week

February 13, 2015
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A Talk and Course in NYC Next Week

I'll be giving talk on Tuesday February 17 (7:00PM-9:00PM) that will be an overview of predictive modeling. It will not be highly technical and here is the current outline: "Predictive modeling" definition Some example applications A short overview and example How is this different from what statisticians already do? What can drive choice of methodology? Where should we focus our efforts? The location...

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Eight New Ideas From Data Visualization Experts

February 12, 2015
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Eight New Ideas From Data Visualization Experts

This post summarizes and visualizes eight key ideas we’ve heard from data visualization experts. Check out our first Case Study to learn more about using Plotly Enterprise on-premise, on your servers. To get started on free online graphing like in this post, check out our tutorials. Make Interactive Graphs Pictures of graphs in PowerPoints, dashboards, and emails can...

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MazamaSpatialUtils Package

February 11, 2015
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MazamaSpatialUtils Package

This entry is part 15 of 15 in the series Using RMazama Science has just released its first package on CRAN — MazamaSpatialUtils. Here is the description: A suite of conversion scripts to create internally standardized spatial polygons dataframes. Utility …   read more ...

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Paris’s history, captured in its streets

February 2, 2015
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Paris’s history, captured in its streets

The following image by Mathieu Rajerison has been doing the rounds of French media recently. It shows the streets of Paris, color-coded by their compass direction. It's been featured in an article in Telerama magazine, and even on French TV Channel LCI (skip ahead to 8:20 in the linked video. which also features an interview with Mathieu). Mathieu used...

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KEGG enrichment analysis with latest online data using clusterProfiler

February 1, 2015
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KEGG.db is not updated since 2012. The data is now pretty old, but many of the Bioconductor packages still using it for KEGG annotation and enrichment analysis. As pointed out in 'Are there too many biological databases', there is a problem that many out of date biological databases often don't get offline. This issue also exists in web-server or software...

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