330 search results for "boxplot"

R Code Examples on Graphics

August 16, 2011
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R Code Examples on Graphics

Some useful R code examples on  graphics are: Learn R Toolkit: It contains PowerPoint slideshows, videos, R scripts and data files to help Excel users move up to R. R code examples are provided for panel charts, conditional format, dot … Continue reading →

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lm System on Nikkei with New Chart

August 15, 2011
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lm System on Nikkei with New Chart

I got a great idea from the zoo-overplot demo to make a very helpful visualization of system entry and exit.  Since the lm-based system presented in Unrequited lm Love is newest, I will use this system, but apply to the Nikkei 225 instead of the R...

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Unrequited lm Love

August 14, 2011
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Unrequited lm Love

In System Failure-Maybe it Will Help I presented the initial trials of a linear model system for stocks, and even though they were not a resounding success, I have been strangely determined to discover a working version of this framework.  Maybe t...

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High-Performance in Cloud Computing

August 11, 2011
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High-Performance in Cloud Computing

Very often scientists are worried about performance and security in cloud computing. Especially, when talking about High-Performance Computing (HPC) in the cloud it is a very important aspect to proof efficient calculation speed in the cloud. Cloud computing describes a new delivery model for IT services based on Internet protocols, and it typically involves provisioning

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[R][ggplot2][R-bloggers]RcmdrPlugin.KMggplot2_0.0-3 is on CRAN now

July 28, 2011
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[R][ggplot2][R-bloggers]RcmdrPlugin.KMggplot2_0.0-3 is on CRAN now

RcmdrPlugin.KMggplot2 (CRAN) I posted an Rcmdr plug-in for a ”ggplot2” GUI front-end on CRAN. This version supports Kaplan-Meier plot and other plots as follow: Kaplan-Meier plot Show no. at risk on inside Show no. at risk table on outside Histogram Colo

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Shorting Mebane Faber

July 19, 2011
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Shorting Mebane Faber

Although I do not personally know Mebane Faber, I know enough that I do not want to short him. However, I thought it would be insightful to see how the short side of his “A Quantitative Approach To Tactical Asset Allocation” might look.  Once ...

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What is your favorite R feature? (part 2)

What is your favorite R feature? (part 2)

This week in our blog we started a list of great R code (www.r-project.org) snippets: http://cloudnumbers.com/what-is-your-favorite-r-feature We are going to extend this list with several more nice R features. Please feel free to add comments with your favorite R code snippets. Descriptive statistics: A huge set of tools to describe and explore data is available

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Kenneth French Gift to the Finance World

June 29, 2011
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Kenneth French Gift to the Finance World

Kenneth French gives one of the best gifts to the finance world at his website http://mba.tuck.dartmouth.edu/pages/faculty/ken.french/data_library.html.  I am surprised I have waited so long to write a post about this wonderful resource.  Aft...

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Hard drive occupation prediction with R – part 3 – Predicting future ranges

Hard drive occupation prediction with R – part 3 – Predicting future ranges

On the second article, we saw how to use a Monte Carlo simulation generate sample of disk space delta for future dates and calculate the distribution probability of zeroing free space in the future. In this article, we will see how we can plot the e...

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Donor analysis in R – Smith for Congress

June 13, 2011
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Donor analysis in R – Smith for Congress

In a previous post I introduced the Smith for Congress data set. The data is 49k contributions made by individuals to a congressional campaign for the 2006-2010 electoral cycles. Smith for Congress is not the name of the actual campaign. Individual contributions are not required to be disclosed by a campaign unless the individual donates

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