1373 search results for "Maps"

NREGA and Indian maps in R

March 8, 2009
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NREGA and Indian maps in R

A few days ago I was reading an article by Jean Drèze and his colleagues on how the first two years of National Rural Employment Guarantee Act (NREGA) has progressed (There was another article by Drèze on NREGA in 2007). The NREGA is empowering the rural people in a radical way: NREGA programmes

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maps of Poland in R

June 23, 2008
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maps of Poland in R

Bogdan Taranta (website in Polish) is developing a set of functions for drawing administrative maps of Poland. I wrote similar functionality for myself already some time ago, but only for voivodships, i.e. top-level administrative units, and also in a rather low resolution. Bogdan’s contribution seems to contain all levels, at high resolution, and including the

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How to interpret correspondence analysis plots (it probably isn’t the way you think)

May 19, 2017
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How to interpret correspondence analysis plots (it probably isn’t the way you think)

Correspondence analysis is a popular data science technique. It takes a large table, and turns it into a seemingly easy-to-read visualization. Unfortunately, it is not quite as easy to read as most people assume. In How...

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On indexing operators and composition

May 18, 2017
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On indexing operators and composition

In this article I will discuss array indexing, operators, and composition in depth. If you work through this article you should end up with a very deep understanding of array indexing and the deep interpretation available when we realize indexing is an instance of function composition (or an example of permutation groups or semigroups: some … Continue...

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An Introduction to Spatial Data Analysis and Visualization in R

May 17, 2017
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An Introduction to Spatial Data Analysis and Visualization in R

The Consumer Data Research Centre, the UK-based organization that works with consumer-related organisations to open up their data resources, recently published a new course online: An Introduction to Spatial Data Analysis and Visualization in R. Created by James Cheshire (whose blog Spatial.ly regularly features interesting R-based data visualizations) and Guy Lansley, both of University College London Department of Geography,...

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Mapping Quandl Macroeconomic Data

May 9, 2017
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In previous posts, we built a map to access global ETFs and a simple Shiny app to import and forecast commodities data from Quandl. Today, we will begin a project that combines those previous apps. Our end goal is to build an interactive map to access macroeconomic data via Quandl, allowing the user to choose an economic...

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Machine Learning Pipelines for R

May 8, 2017
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Machine Learning Pipelines for R

Building machine learning and statistical models often requires pre- and post-transformation of the input and/or response variables, prior to training (or fitting) the models. For example, a model may require training on the logarithm of the response and input variables. As a consequence, fitting and then generating predictions from these models requires repeated application of … Continue...

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R Questions Tag Pairs on Stackoverflow

May 5, 2017
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Months ago, I passed by R Questions from Stack Overflow published on Kaggle. I was interested in tag pairs in particular, i.e. which tags appear together in R questions, so I worked on this simple kernel.

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Visualizing Tennis Grand Slam Winners Performances

May 1, 2017
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Visualizing Tennis Grand Slam Winners Performances

Data visualization of sports historical results is one of the means by which champions strengths and weaknesses comparison can be outlined. In this tutorial, we show what plots flavors may help in champions performances comparison, timeline visualization, player-to-player and player-to-tournament relationships. We are going to use the Tennis Grand Slam Tournaments results as outlined by Related Post

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An Interactive Geospatial Data Digestion Framework Implemented in R with Shiny — A US County Example

May 1, 2017
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An Interactive Geospatial Data Digestion Framework Implemented in R with Shiny — A US County Example

Where are the best places to live? How do you answer this question? If you turn to google, there are many "top 10" lists, generated by The post An Interactive Geospatial Data Digestion Framework Implemented in R with Shiny -- A US County Example appeared first on NYC Data Science Academy Blog.

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