Blog Archives

Sparling Water for Spark(R)

April 22, 2016
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Sparling Water for Spark(R)

Update: this blogpost seems to be obsolete now and that's a good thing. I've kept the rest of the blopost intact for historical reasons. SparkR offers R users to do data wrangling on bigger chunks of data. The machine learning algorithms that are supported are a bit modest (only linear models). Even if you go to PySpark or even Scala...

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GG Periodic Highlight

March 6, 2016
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GG Periodic Highlight

Sometimes you'll to confirm if a timeseries pattern is influenced by the day of the week. Weekends are a prime example for when usually online behavior is different. This document will explain a method of communicating this visually. library(ggplot2) library(dplyr) Let's first generate some data which has a small negative bias towards the weekend. n <- 750 df...

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H2o encoders starter

January 26, 2016
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H2o encoders starter

This document contains a startup script for H2O in R. It is a silly example (why would anybody want to train a deep encoder on the iris dataset) but it helps people get started. This setup is meant for local use, not for cluster setup. Just copy the code in! Setup library(readr) library(dplyr) library(ggplot2) library(GGally) library(h2o) h2o.init(ip = 'localhost', port = 54321, nthreads= -1, max_mem_size...

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Via Plumbr, R can haz Flask

July 31, 2015
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Via Plumbr, R can haz Flask

Turning a simple machine learning model in R into an api just became a whole lot easier. Embarrisingly easy actually, thanks to a lovely package called plumber. Install Assuming that you have devtools installed, all you need to do is type the following: library(devtools) install_github("trestletech/plumber") library(plumber) With this installed, let's create a file that creates an endpoint! Example...

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