3962 search results for "git"

Data visualisation talk: Presentation using reports package

March 21, 2013
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Data visualisation talk: Presentation using reports package

Why I used html5 for my today’s talk?   My last presentation was in html5. This time I wanted to do my slides in something new.  I prepared  first few slides in Jessyink. Then I got to know that my friend … Continue reading →The post Data visualisation talk: Presentation using reports package appeared first on Fiddling...

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Maximum Sharpe Portfolio

March 21, 2013
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Maximum Sharpe Portfolio

Maximum Sharpe Portfolio or Tangency Portfolio is a portfolio on the efficient frontier at the point where line drawn from the point (0, risk-free rate) is tangent to the efficient frontier. There is a great discussion about Maximum Sharpe Portfolio or Tangency Portfolio at quadprog optimization question. In general case, finding the Maximum Sharpe Portfolio

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R’s Garden of Probability Distributions

March 21, 2013
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R’s Garden of Probability Distributions

by Joseph Rickert If you type ?Distributions at the R console you get a list of the 21 probability distributions included in the stats package that ships with base R. The same list appears in the Introduction to R Manual on CRAN and in most of the many fine introductory books available for the R language. These are indeed...

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And so begins English Composition I

March 21, 2013
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And so begins English Composition I

This week started the English Composition I: Achieving Expertise course (Comer, 2013) that I have been looking forward to. I am not sure yet how long I will last, but I hope to enjoy it as much as I can. Plus, it should help me with my...

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RserveCLI2, a .net client for Rserve

March 20, 2013
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RserveCLI is a .net/cli client for Rserve, created by Oliver M. Haynold. Oliver has done a great job with this project. I forked this project to add features, fix bugs, and do some restructuring. I thought it was a significant enough depature to cre...

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Find the fairest place to meet on the Paris Métro

March 20, 2013
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Find the fairest place to meet on the Paris Métro

When I lived in Paris years ago, I worked near Gare du Nord, but my friend Jenny lived near République. If we wanted to meet up after work, we'd just meet halfway along the Orange Métro line, around Gare de l'Est. Easy. Since that's within walking distance we wouldn't actually take the Métro, but Métro stations are useful waypoints...

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GeoCoding,R, and The Rolling Stones – Part 2

March 20, 2013
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GeoCoding,R, and The Rolling Stones – Part 2

Welcome to Part 2 of the GeoCoding, R, and the Rolling Stones blog. Let’s apply some of the things we learned in Part 1 to a practical real world example. Mapping the Stones – A Real Example The Rolling Stones have toured for many years. You can go to Wikipedia and see information on the

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GeoCoding,R, and The Rolling Stones – Part 2

March 20, 2013
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GeoCoding,R, and The Rolling Stones – Part 2

Welcome to Part 2 of the GeoCoding, R, and the Rolling Stones blog. Let’s apply some of the things we learned in Part 1 to a practical real world example. Mapping the Stones – A Real Example The Rolling Stones have toured for many years. You can go to Wikipedia and see information on the

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GeoCoding, R, and The Rolling Stones – Part 1

March 20, 2013
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GeoCoding, R, and The Rolling Stones – Part 1

In this article I discuss a general approach for Geocoding a location from within R, processing XML reports, and using R packages to create interactive maps. There are various ways to accomplish this, though using Google’s GeoCoding service is a good place to start. We’ll also talk a bit about the XML package that is

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GeoCoding, R, and The Rolling Stones – Part 1

March 20, 2013
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GeoCoding, R, and The Rolling Stones – Part 1

In this article I discuss a general approach for Geocoding a location from within R, processing XML reports, and using R packages to create interactive maps. There are various ways to accomplish this, though using Google’s GeoCoding service is a good place to start. We’ll also talk a bit about the XML package that is

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