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RapidMiner – Unsupported major.minor version 51.0

If you ever try and install RapidMiner on a mac, you might get this little error when starting its engines: Exception in thread "main" java.lang.UnsupportedClassVersionError:...

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RapidMiner Documentation

As we delve into using new tools, one of the first things we do is list all the resources we can find for the given product/tool etc so we can easily find it later. So i'm going to put everything I...

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RapidMiner Repository Database Options

When you install RapidMiner Server it automatically installs a repository inside the database of your choice. And the choices are (in RapidMiner Server 6.x): MySQl Postgres Oracle Microsoft Sql Server...

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Meet the Orange Family

When we were deciding what software components we would embed in MagnumBI to provide all the capability we needed, without having to build it all ourselves. we evaluated them based on a couple of core...

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Downgrading your RapidMiner license

This week I've been putting RapidMiner Server through its paces to prove capability for a potential customer. RapidMiner Server allows you to offload heavy processing loads from your client PC to more...

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Generating test data in RapidMiner

Last week I blogged about proving RapidMiner Server's capability to run models on large datasets. The task was to check if RapidMiner's memory-limited (ie cheaper) licenses restrict the available...

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Running a project

  I’m reading an excellent book on Masters Running by Hal Hidgon. In the book he puts forward various techniques to keep the older runner going, based on the (now) obvious fact that when we’re young we...

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When one tool is not enough: integrating RapidMiner and R

The R 3.1.2 console running inside RapidMiner Studio 6.2! Why bother integrating RapidMiner and R? Analysts are difficult to please. We have our favourite tools for working with data, but we're always...

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“…a golden handcuff with the key thrown away.”

Here I am in front of San Francisco's City Hall, recovering from jet lag in the sunshine. I've just returned to Wellington after a brief working trip to the United States. The first week I was in San...

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RapidMiner Day One: Introduction and Installation

This is the first in a series of blogs about me learning to use RapidMiner with Shaun McGirr who is one of OptimalBI's Analytical Modellers and a RapidMiner expert. What is my goal? As OptimalBI's...

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InternetNZ: What’s that?

OptimalBI lives in world that relies on the internet. We are deeply invested in Cloud Computing, our partners include Amazon Web Services (AWS), Yellowfin BI and RapidMiner. Because of this advocacy...

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It’s coming up: Events in our communities

John Donne wrote that No Man Is An Island and here at OptimalBI we definitely know we are part of a group of wider diverse communities.  These communities include the wider Business Intelligence...

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Improved RapidMiner and R integration is here!

  It’s becoming clearer to me with every passing week that the future of data work is multi-tool; in a few years it won’t be enough to just be “an R person” or “a SAS expert”. That makes easy...

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RapidMiner Wisdom – a conference in a castle

A conference in a castle was just too good an opportunity to pass up, RapidMiner ran their annual conference Wisdom in the beautiful city of Ljubljana, Slovenia. It’s been  over a year since we...

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Happy Christmas from OptimalBI

We are wrapping things up for a well-deserved break over the Christmas and New Year period. This has been an amazing year, so rather than trying to list all of the things we did, I thought I’d share...

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Our How To blogs

On Wednesday we usually bring you an Agile blog by Geoff Hunt. However, this week Geoff is on holiday. So, I have decided to put all of our How To blogs in the one place. OptimalBI’s How To blog...

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