2786 search results for "ggplot2"

Data Mining the California Solar Statistics with R: Part V

June 8, 2015
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Building a Shiny App to explore the model and the data About the Shiny App In my previous post I built several models to try to predict the amount of residential solar installed per county by quarter as a function of solar insolation, price of solar electricity, county population and county median income. To explore

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Using Wikipediatrend

June 8, 2015
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Using Wikipediatrend

What do Wikipedia's readers care about? Is Britney Spears more popular than Brittany? Is Asia Carrera more popular than Asia? How many people looked at the article on Santa Claus in December? How many looked at the article on Ron Paul? What can you find? Source: http://stats.grok.se/ The wikipediatrend package provides convenience access to daily page view counts (Wikipedia article traffic...

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Why has R, despite quirks, been so successful?

June 8, 2015
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I was on a panel back in 2009 where Bow Cowgill said, "The best thing about R is that it was written by statisticians. The worst thing about R is that it was written by statisticians." R is undeniably quirky — especially to computer scientists — and yet it has attracted a huge following for a domain-specific language, with...

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Animated US Hexbin Map of the Avian Flu Outbreak

June 7, 2015
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Animated US Hexbin Map of the Avian Flu Outbreak

The recent announcement of the start of egg rationing in the U.S. made me curious enough about the avian flu outbreak to try to dig into the numbers a bit. I finally stumbled upon a USDA site that had an embedded HTML table of flock outbreak statistics by state, county and date (also flock type

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Who interacts on Twitter during a conference (#JDSLille)

June 7, 2015
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Who interacts on Twitter during a conference (#JDSLille)

Disclamer: This is a joint post with Avner Bar-Hen, a.k.a. @a_bh, Benjamin Guedj, a.k.a. @bguedj and Nathalie Villa, a.k.a. @Natty_V2 Organised annually since 1970 by the French Society of Statistics (SFdS), the Journées de Statistique (JdS) are the most important scientific event of the French statistical community. More than 400 researchers, teachers and practitioners meet at each edition. In 2015,...

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European debt and interest

June 7, 2015
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European debt and interest

I was told the Eurostat package would be interesting for me.  This is indeed true and now I want to use it to plot some data which are related core of some of the European policies; debt.In these plots I only show individual countries, not aggrega...

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A Practical Example of Calculating Padé Approximant Coefficients Using R

June 4, 2015
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A Practical Example of Calculating Padé Approximant Coefficients Using R

Introduction I recently had the opportunity to use Padé approximants. There is a lot of good information available on line on the theory and applications of using Padé approximants, but I had trouble finding a good example explaining just how to calculate the co-efficients. Basic Background Hearken back to undergraduate calculus for a moment. For Read the full...

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My aversion to pipes

June 3, 2015
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At the risk of coming across as even more of a curmudgeonly old fart than people already think I am, I really do dislike the current vogue in R that is the pipe family of binary operators; e.g. %>%. Introduced by Hadley Wickham and popularised and advanced via the magrittr package by Stefan Milton Bache, the basic idea...

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How To Analyze Data: Seven Modern Remakes Of The Most Famous Graphs Ever Made

June 2, 2015
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How To Analyze Data: Seven Modern Remakes Of The Most Famous Graphs Ever Made

Graphs can be beautiful, powerful tools. Graphs help us explore and explain the world. For hundreds of years, humans have used graphs to tell stories with data. To pay homage to the history of data visualization and to the power of graphs, we’ve recreated the most iconic graphs ever made. Some are remakes of the original shown in a...

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Simple Data Science To Maximize Return On Lottery Investment

June 1, 2015
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Simple Data Science To Maximize Return On Lottery Investment

Every finite game has an equilibrium point (John Nash, Non-Cooperative Games, 1950) I read recently this amazing book, where I discovered that we (humans) are not capable of generating random sequences of numbers by ourselves when we play lottery. John Haigh demonstrates this fact analyzing a sample of 282 raffles of 6/49 UK Lotto. Once … Continue reading...

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