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What's New in RapidMiner Studio 6.1?

This page describes improvements in RapidMiner Studio 6.1.

Overhauled Repositories view: Now multiple elements can be selected, copied, moved and deleted at the same time
Completely revised preferences dialog to make customization of RapidMiner Studio more accessible
Drastically sped up Log view for larger logs
Improved startup code to reduce launch problems. Also memory settings are now based on the actual free memory when starting for Win32 versions. Furthermore added property in 'System' tab in the preferences where the maximum amount of memory for RM Studio can be configured
Improved SQL editor dialog responsiveness
It is now possible to ignore meta data for the 'Filter Examples' GUI
'Weight by' operators: The default value of the parameter normalize weights is now false
API: Added support for parameter dependencies in the Configurable framework (see Configurator#getParameterHandler())
API: Added operator parameter type which can display a file chooser for arbitrary remote file systems (see ParameterTypeRemoteFile)
API: Added greater control over preferences internationalization and layout (see SettingsDialog)

BUGFIX: Results containing missing values are sorted correctly
BUGFIX: Update Database now throws a meaningful error when the input example set contains no attributes
BUGFIX: Improved error message when applying a PCA model to incompatible data
BUGFIX: More meaningful error message when a mandatory attribute is not selected
BUGFIX: Loop/Optimize parameters are not longer dismissed if selection changes
BUGFIX: Distribution Models will no longer be able to be applied on subsets of the training set or sets with same name but other type
BUGFIX: Log Operator now uses modern UI to show the result
BUGFIX: Fixed Linear Regression matrix calculation corner cases which could lead to missing values for standard error, t-stat, and p-value
BUGFIX: Fixed an issue that caused Top Down Clustering to fail
BUGFIX: Replace (Dictionary) maps each value only once
BUGFIX: Fixed an issue that sometimes caused data in the results perspective to be shown with a null source