Blog Archives

OpenScoring: Open Source Scoring of PMML Models via REST

November 27, 2012
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OpenScoring: Open Source Scoring of PMML Models via REST

The other day I stumbled accross an amazing PMML model API called jpmml.  It's written in Java and supports PMML 4.1 (and older).  Neural networks, random forests, regression and trees PMML models can be consumed and used for scoring.I decide...

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Part 2 of 3: Non-linear Optimization of Predictive Models with R

September 2, 2011
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In my previous post, I was able to build a predictive model (simple linear model) to predict the gross margin % of an eCommerce site based on the promotional spend accross various paid channels.  I repeated the process for AOV (average order ...

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Part 1 of 3: Building/Loading/Scoring Against Predictive Models in R

August 31, 2011
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In this first installment, I'm going to focus on:Building/evaluating a predictive model with partitioned dataSaving the predictive model to diskLoading the predictive model from diskScoring data against a predictive model (within R)This installment is ...

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Real-time Scoring/Optimization of Predictive Models in R

August 28, 2011
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I'm working on a 3 part post on how to build, score and perform optimization with predictive models in R. Having done this type of work in IBM SPSS for a number of years, I wanted to replicate it in R. It's amazing how little is published on how to s...

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