A lot of exciting new features found their way into the latest release of RapidMiner. In version 4.5, you will find a new scripting tool allowing for arbitrary user defined operations as well as many new operators giving you more options for your data integration and analysis processes.

You will find detailed information about this release below. Or you can directly proceed to our download section.

New Operators: FormulaExtractor Trend LagSeries VectorLinearRegression ExampleSetMinus ExampleSetIntersect Partition Script ForwardSelection NeuralNetImproved KernelNaiveBayes ExhaustiveSubgroupDiscovery URLExampleSource NonDominatedSorting
More Features: The new Script operator allows for arbitrary user defined operations based on Groovy script combined with a simplified RapidMiner syntax Improved the join operator and added options for left and right outer joins New notification mail mechanism at the end of processes Most file based data input operators now provide an option to skip error lines Most file based example source operators as well as the IOObjectReader and the new URLExampleSource now accept URLs instead of a filename for the input source location
Faster Analysis Processes: Drastically reduced access times for attribute retrieval by name Improved the operator Aggregation in terms of speed and memory consumption Fixed several issues in GUI thread handling which might have lead to deadlocks and long GUI updates on certain systems Clean-up of nominal value mappings in process log table in case of sorted top-k for reduced memory footprint
Improved Usability: Deprecated operators are displayed with light gray now Improved time display in status bar Enabling / Disabling operator now works with CTRL-E
Less Bugs: More than 10 bugs have been fixed in this release, including an error for reporting images smaller than 800 x 600 pixel, a class loader problem in cases where more than one plugin was used, a renaming bug leading to vanishing decimal points, a bug in XML escaping, and several neural network issues among others.

RapidMiner 4.5: Enterprise Edition

The new version of course is again available in different versions. Users can choose between the free Community Edition of RapidMiner and one of the Enterprise Editions which are more suitable for professional data analysts:

      Enterprise Edition = 
            Community Edition +
            More Features +
            Services +
            Guarantees

Of course, the RapidMiner Enterprise Edition benefits from all improvements stated above. In addition, the reporting engine was again extended and further improved and for example now allow a better corporate design, a default logo and more reporting settings.

Smaller companies and inviduals can use the new RapidMiner Small Enterprise Edition which contains all additional functionality from the RapidMiner Enterprise Edition including the reporting engine and the support of multi-core systems which leads to drastic increases in analysis speed. The RapidMiner Standard Enterprise Edition additionally provides extended guarantees and services including the support for optimizing your analysis processes. Companies can get the full service level together with the extended features for an unlimited number of users with the RapidMiner Unlimited Enterprise Edition - for a price less than a single program license of other proprietary solutions. Check out the details at the Enterprise Edition feature page!

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