1175 search results for "tutorial"

Blackbox trading Strategy using Rapidminer and R II

March 8, 2011
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Blackbox trading Strategy using Rapidminer and R II

Long time without updating the blog for lack of time (again) due to new professional and personal challenges. Continuing with the strategy of Black Box, thanks to recommendations made by several readers and the lack of time to make a good tutorial of the model, I’m going to make available the file with...

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Blackbox trading Strategy using Rapidminer and R II

March 8, 2011
By
Blackbox trading Strategy using Rapidminer and R II

Long time without updating the blog for lack of time (again) due to new professional and personal challenges. Continuing with the strategy of Black Box, thanks to recommendations made by several readers and the lack of time to make a good tutorial of the model, I’m going to make available the file with...

Read more »

In case you missed it: January Roundup

March 8, 2011
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Catching up on roundups today. February roundup will follow soon, but in the meantime enjoy this trip down memory lane - DS. In case you missed them, here are some articles from January of particular interest to R users. Revolution Analytics is now offering annual sponsorship grants for local R user groups worldwide. Issue 2 of the R Journal...

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IV Regression

March 8, 2011
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IV Regression

Here is my code from a previous post that performs IV regression. This may be easier to copy into an R script. I will post a video tutorial using this code shortly.

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Basic Plots in R

March 7, 2011
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Basic Plots in R

Here's a tutorial I recorded on producing basic plots in R.I lost the script file I used to create the video to a horrifying black screen of death, but I used the data from the previous post (available here). Hopefully, the video is clear enough that ...

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Moving from Excel to R

March 5, 2011
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This first post of the Backtesting in Excel and R series will provide some resources to help smooth the transition from the familiarity and comfort of Excel to the potentially strange and intimidating world of R.I made my voyage from Excel to R more th...

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Moving from Excel to R

March 5, 2011
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This first post of the Backtesting in Excel and R series will provide some resources to help smooth the transition from the familiarity and comfort of Excel to the potentially strange and intimidating world of R.I made my voyage from Excel to R more th...

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How Does R Deal with Categorical Explanatory Variables?

March 1, 2011
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How Does R Deal with Categorical Explanatory Variables?

Here's a video tutorial where I demonstrate an answer to this question.This video is designed to instill a baseline level of practical knowledge. There is more to how R treats factors in regression models. An interested reader should Google "R contra...

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Running a Regression in R

February 28, 2011
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Running a Regression in R

I created another video tutorial on R. This time, I discuss R's lm() command and how to use it for a variety of standard applications.Here is the code that goes with the video:Enjoy!

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How to read and write Stata data (.dta) files into R

February 24, 2011
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How to read and write Stata data (.dta) files into R

Here's an R tutorial where I explain how to read Stata data files into R (even if you don't own the program Stata). I also offer some other basic tips.Of note, you can also write Stata .dta files from R (if your coauthors or journals insist on having ...

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