1832 search results for "ggplot"

More St. Louis Fred Fun with National Financial Conditions

May 30, 2011
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More St. Louis Fred Fun with National Financial Conditions

I owe someone at the Fed a beer for all the recent additions at http://research.stlouisfed.org/fred2/.  I have covered some in Spreads and Stress and Gifts from BAC ML and the Federal Reserve.  The newest addition 8 Chicago Fed Indexes Added ...

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R for the web

May 27, 2011
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There is a nice R module for apache: rApache. So you can easily publish statistics.

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New online R courses from Statistics.com

May 26, 2011
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Online training provider Statistics.com has introduced a couple of new R-related courses which are well worth checking out. These are all self-paced on-line courses, with materials by and interactive feedback from leading R gurus. Current R users looking to take their programming skills to the next level will be particularly interested in the Advanced Programming in R course from...

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Long XLU Short SPY

May 20, 2011
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Long XLU Short SPY

THIS IS NOT INVESTMENT ADVICE.  YOU ARE RESPONSIBLE FOR YOUR OWN GAINS AND LOSSES. I spend my days and nights wondering what a bond manager should do if he/she doesn’t like bonds, but also cannot sit in 0% cash.  I generally dislike spreads...

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Spreads and Stress

May 20, 2011
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Spreads and Stress

Since we have the Gifts from BAC ML and the Federal Reserve, I thought I should look at another interesting element of bonds.  Bond spreads act as a very strong symbol of financial stability and confidence.  The St. Louis Fed Stress Index is ...

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[Project Euler] – Problem 57

May 19, 2011
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It is possible to show that the square root of two can be expressed as an infinite continued fraction.√ 2 = 1 + 1/(2 + 1/(2 + 1/(2 + … ))) = 1.414213…By expanding this for the first four iterations, we get:Read More: 547 Words Totally

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Friday fun with: Google Trends

May 19, 2011
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Friday fun with: Google Trends

Some years ago, Google discovered that when people are concerned about influenza, they search for flu-related information and that to some extent, search traffic is an indicator of flu activity. Google Flu Trends was born. Illness is sweeping through our department this week and I have succumbed. It’s not flu but at one point, I

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Hadley Wickham’s R Development Master Class coming to SF

May 19, 2011
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Hadley Wickham, the Rice professor and prolific R hacker best known as the author of the ggplot2 graphics package, will be coming to San Francisco June 8-9 to deliver his new R Development Master Class (in conjunction with Revolution Analytics). This course will build on the skills of basic R programmers with instruction in advanced R programming techniques, development...

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Wonderful New Blog TimeSeriesIreland

May 18, 2011
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Wonderful New Blog TimeSeriesIreland

I returned from Scotland to find a wonderful new blog from Ireland http://timeseriesireland.wordpress.com.  To highlight his work, I thought I would apply his most recent post AIB Stock Price, EGARCH-M, and rgarch to the S&P 500.  Clearly...

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How to do a quantitative literature review in R

May 17, 2011
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How to do a quantitative literature review in R

In the early stages of a literature review, you may have hundreds of papers and not know how to even begin sorting through them. In this post, I show you how to perform a two-stage clustering analysis with R so that you can identify the main groups within your data, based on key attributes of each paper.

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