1186 search results for "Maps"

What are the names of the school principals in Mexico?, If your name is Maria, probably this post will interest you. Trends and cool plots from the national education census of Mexico in 2013

What are the names of the school principals in Mexico?, If your name is Maria, probably this post will interest you. Trends and cool plots from the national education census of Mexico in 2013

I will start this post with a disclaimer:The main intention of the post is to show how is the distribution of the school principal names in Mexico, for example, to show basic trends regarding about what is the most common nation-wide first name and so ...

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Using Biplots to Map Cluster Solutions

July 2, 2014
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Using Biplots to Map Cluster Solutions

FactoMineR is a quick and easy R package for generating biplots, such as the following plot showing the columns as arrows with the rows to be added later as points. As you might recall from a previous post, a biplot maps a data matrix by plotting both ...

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rlist: a new package for working with list objects in R

June 25, 2014
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In recent years, non-relational data have attracted more and more attentions. Roughly speaking, all datasets that are hard to put into a rectangular table with rows and columns are non-relational datasets. The following data is a very simple non-relational dataset in JSON format. The dataset contains some information of three programmers, each of whom has a name, an age, some...

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rlist: a new package for working with list objects in R

June 25, 2014
By

In recent years, non-relational data have attracted more and more attentions. Roughly speaking, all datasets that are hard to put into a rectangular table with rows and columns are non-relational datasets. The following data is a very simple non-relational dataset in JSON format. The dataset contains some information of three programmers, each of whom has a name, an age, some...

Read more »

Cleaning up oversized github repositories for R and beyond

June 25, 2014
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Cleaning up oversized github repositories for R and beyond

The version control system Git is an amazing piece of software for tracking every change that you make to a project and saving its entire history. It is incredibly useful, for users of R and other programming languages, leading it shoot from 0 market share in 2005 (when it was first released) to market domination in one short decade. However, Git can cause confusion....

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Gulf Stream centre detection

June 22, 2014
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Gulf Stream centre detection

Introduction Definitions of Gulf Stream location sometimes centre on thermal signature, but it might make sense to work with dynamic height instead. This is illustrated here, using a model for , with the distance along the transect. The idea is to select , the halfway point in the function, where the slope is maximum...

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Contest: Prizes for Best R User Groups Plotting Code

June 19, 2014
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by Joseph Rickert For the past year or so we have been plotting the location of R user groups around the world using code (Download RUGS) adapted from a solution that Sandy Muspratt originally posted on Stack Overflow. In last week’s post, we made a modest improvement to our presentation by including a map of Europe. However, R users...

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Who wants to learn R? Sharing DataCamp’s user stats and insights.

June 16, 2014
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Who wants to learn R? Sharing DataCamp’s user stats and insights.

When building an online education start-up for R the number one criterion to meet is the following: identify an increasing interest in learning R online. Once this box is checked, it is time to start thinking of the second most important criterion: establish a teaching approach that makes people so excited that they keep coming back to learn more,

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Creating Inset Map with ggplot2

June 14, 2014
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Creating Inset Map with ggplot2

According to wiki.GIS.com one of the reason for using inset map is to provide a reference for an area for unfamiliar readers.  Inset map is also considered a great asset for cartographers.  Most of the GIS software available in the market hav...

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Identifying Pathways in the Consumer Decision Journey: Nonnegative Matrix Factorization

June 13, 2014
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Identifying Pathways in the Consumer Decision Journey: Nonnegative Matrix Factorization

The Internet has freed us from the shackles of the yellow page directory, the trip to the nearby store to learn what is available, and the forced choice among a limited set of alternatives. The consumer is in control of their purchase journey and can t...

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