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Saturday, December 26, 2015

Problems with the BTYD walk-through fixed

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If you're going through the Buy 'Til You Die package's walk-through, you are bound to get stuck in a couple of places. Here are ...
1 comment:
Monday, December 21, 2015

Currently reading: RFM and CLV: Using Iso-Value Curves for Customer Base Analysis

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The R packages But 'til you die (BTYD) implements a number of customer lifetime value prediction algorithms. Here, I've collected my...
Thursday, December 10, 2015

Coordinates of UK cities

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Here's a set of UK cities with their coordinates and the distance in kilometers to London. UK cities with coordinates and distan...
Wednesday, December 02, 2015

Text mining sparse data sets with R and tm

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If you've been playing with the documentTermMatrix from the tm package in R, you might have encountered this error: Error in vector(ty...
Monday, October 26, 2015

Machine learning stack

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These are the languages and technologies that will make it easy for you to deploy products based on machine learning to production. Here ar...
9 comments:
Friday, October 16, 2015

Three tips when using a Random Forest in R

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1. Make sure to have either factors or numeric variables in the regression. No strings allowed! 2. Make sure that you have a reasonable num...
Monday, October 12, 2015

O'Reilly on technology and work

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"Free market Economics is like the poetry of Alexander Pope." "Books were always available only to a small percentage of the...