3743 search results for "Map"

Mapping Housing Data with R

March 16, 2017
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Mapping Housing Data with R

What is my home worth?  Many homeowners in America ask themselves this question, and many have an answer.  What does the market think, though?  The best way to estimate a property’s value is by looking at other, similar properties that have sold recently in the same area – the comparable sales approach.  In an effort … Continue...

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sasMap: static code analysis for SAS

March 15, 2017
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sasMap: static code analysis for SAS

Ava Yang You may drop your weapons, this is not going to be about SAS vs R. If you work with a large amount of SAS legacy code, sasMap, an R package with a Shiny app, is for you. It … Continue reading →

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Spatial analysis with ggmap Exercises (part-1)

March 9, 2017
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Spatial analysis with ggmap Exercises (part-1)

R has many powerful libraries to handle spatial data, and the things that R can do with maps can only grow. This exercise tries to demonstrate a few basic functionalities of the ggmap package in R while dealing with raster images. The ggmap package can be used to access maps from the Google Maps API Related exercise sets:

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It seems dplyr is overtaking correlation heatmaps

March 8, 2017
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It seems dplyr is overtaking correlation heatmaps

(… on my blog, that is.) For a long time, my correlation heatmap with ggplot2 was the most viewed post on this blog. It still leads the overall top list, but by far the most searched and visited post nowadays is this one about dplyr (followed by it’s sibling about plyr). I fully support this,

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Reproducible Finance with R: Interactive Maps and ETF Analysis

March 8, 2017
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by Jonathan Regenstein In this post, I’ll describe a Shiny app to support the Emerging Markets ETF Country Exposure analysis developed in a previous post I have done some additional work and updated the analysis to include five ETFs in the app, whereas we originally imported data on 1 ETF. The new notebook is available

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Interactive Maps and ETF Analysis

March 7, 2017
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In this post, I’ll describe a Shiny app to support the Emerging Markets ETF Country Exposure analysis developed in a previous post I have done some additional work and updated the analysis to include five ETFs in the app, whereas we originally imported data on 1 ETF. The new notebook...

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Interactive Maps and ETF Analysis

March 7, 2017
By

In this post, I’ll describe a Shiny app to support the Emerging Markets ETF Country Exposure analysis developed in a previous post I have done some additional work and updated the analysis to include five ETFs in the app, whereas we originally imported data on 1 ETF. The new notebook...

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Mapping “France at night” with the new sf package

March 7, 2017
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Mapping “France at night” with the new sf package

A few days ago, I was inspired by a set of photographs of Earth from space, at night. The images are amazing, so I decided to try to replicate them using R. The post Mapping “France at night” with the new sf package appeared first on SHARP SIGHT LABS.

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Create Air Travel Route Maps in ggplot: A Visual Travel Diary

March 6, 2017
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Create Air Travel Route Maps in ggplot: A Visual Travel Diary

Create Air Travel Route Maps that look like airline route maps you find in aeroplane magazines using ggplot. Spatially visualise your travel diary. Continue reading → The post Create Air Travel Route Maps in ggplot: A Visual Travel Diary appeared first on The Devil is in the Data.

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Mapping 5,000 Years of City Growth

March 6, 2017
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Mapping 5,000 Years of City Growth

I recently stumbled upon a great dataset. It’s the first to provide comprehensive data for world city sizes as far back as 3700BC. The authors (Meredith Reba, Femke Reitsma & Karen Seto) write: How were cities distributed globally in the past? How many people lived in these cities? How did cities influence their local and regional

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