Bubble Grid vs Choropleth in R

Posted on Di 10 Juli 2018 in Data Science • Tagged with R, Data Visualization • 1 min read

I've always had a love/hate relationship with R but ever since I generated a Word Cloud using RapidMiner and R, I've come to like it's visualization capabilities.

Bubble Grid vs Choropleth

I stumbled across this recently written article by Jonas Schöley over at his blog jschoeley.github.io and found some really need …


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Word Clouds in RapidMiner and R

Posted on Fr 29 Juni 2018 in Data Science • Tagged with RapidMiner, R • 2 min read

There was a question from the RapidMiner Community on how to make a word clouds in RapidMiner using R. It's really easy.

First, you'll need to make sure you have the Execute R extension installed and configured, then you need to download the "wordcloud" and "RColorBrewer" packages from R Cran …


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Python overtakes R for Data Science

Posted on Do 07 September 2017 in misc • Tagged with Python, R, Data Science • 1 min read

This is really big news from KD Nuggets.


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AAII Fund Portfolio - R Code

Posted on Di 18 Juni 2013 in misc • Tagged with AAII, RapidMiner, R • 1 min read

I'm uploading, as a text file, the R code for generating my AAII Fund Portfolio charts.  It's really simple, uses Quantmod, and pulls daily data from Yahoo. 

What makes this code really neat is the use of the Quantmod package.  This is the package that allows you create stock charts …


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Seasonal Investing

Posted on Di 22 Mai 2012 in misc • Tagged with R, Investing • 1 min read

This chart shows you that there is some truth to the "Sell in May" and the "Santa Claus" rally. Plus it's the main reason why I rebalance my 401k on April 30th and October 31st.

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I know I posted this before, sometime ago when I was having CMS issues, but …


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