3014 search results for "ggplot"

Investigating the relationship between gold and bitcoin prices with R.

April 15, 2014
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Investigating the relationship between gold and bitcoin prices with R.

Image by Ennio Pozzetti   In this post I will explore some of the movements in markets in recent years, these movements have caught many by surprise resulting in some people unexpectedly striking it rich while others have lost a great deal. I am no financial advisor, nor do I have a background in financial

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Rblogger Posting Patterns Analyzed with R

April 11, 2014
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Rblogger Posting Patterns Analyzed with R

I've been a big fan of rbloggers for quite some time, but have only recently started contributing myself. After my first post yesterday, I immidiately started wondering how long most other bloggers go between posts. I decided to gather the list of past posts to rbloggers to investigate...

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Largest Volcanoes in Recorded History (and other statistics)

April 11, 2014
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Largest Volcanoes in Recorded History (and other statistics)

Around 199 years ago the largest volcano in recorded history, Mount Tambora, erupted, spewing an enormous volume of molten rock and ash into the atmosphere and onto the surrounding land. How is the intensity of a volcanic eruption quantified? Most people know about the Richter Scale which quantifies the energy released in an earthquake. The

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Take a look, it’s in a book: distribution of kindle e-book highlights

Take a look, it’s in a book: distribution of kindle e-book highlights

If you've ever started a book and not finished it, it may comfort you to know that you are not alone. It's hard to get accurate estimates of the percentage books that are discontinued, but the rise of e-reading (and resulting circumvention of privacy) affords us the opportunity to answer related questions. The kindle e-reading »more

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Visualizing Twitter Followers Using Pointillism

April 10, 2014
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Visualizing Twitter Followers Using Pointillism

A funny thing about social media in the 21st century is that it allows us to connect with a lot of people.. by a lot, I mean so many that it's easy to lose track of any sense of scale. Maybe others are better at this, but...

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Analyzing Microbial Growth with R

April 9, 2014
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Analyzing Microbial Growth with R

In experimental evolution research, few things are more important than growth. Both the rate of growth and the resulting yield can provide direct insights into a strain or species’ fitness. Whether one strain with a trait of interest can outgrow (and outcompete) another that possesses a variation of that trait …

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Analyzing Microbial Growth with R

April 9, 2014
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Analyzing Microbial Growth with R

In experimental evolution research, few things are more important than growth. Both the rate of growth and the resulting yield can provide direct insights into a strain or species’ fitness. Whether one strain with a trait of interest can outgrow (and outcompete) another that possesses a variation of that trait often depends primarily on the fitnesses of the two...

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Analyzing Microbial Growth with R

April 9, 2014
By
Analyzing Microbial Growth with R

In experimental evolution research, few things are more important than growth. Both the rate of growth and the resulting yield can provide direct insights into a strain or species’ fitness. Whether one strain with a trait of interest can outgrow (and outcompete) another that possesses a variation of that trait often depends primarily on the fitnesses of the two...

Read more »

Using R to model the classic 60/40 investing rule

April 9, 2014
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Using R to model the classic 60/40 investing rule

Image by Timothy Poulton   A long-standing paradigm among savers and investors is to favor a mixture of 40% bonds and 60% equities. The simple rationale is that stocks will provide greater returns while bonds will serve as a diversifier when if equities fall. If you are saving for your pension, you probably heard this

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Get notified when R packages update

April 8, 2014
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Get notified when R packages update

Today’s highly active R user base is developing, re-developing, and releasing R packages at a never-before-seen rate. While this is fantastic news for the R community as such, it inevitably also causes growing pains as mentioned before. One of the often cited problems is the painful and time-consuming task to keep track of changes and version updates of

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