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What's New in RapidMiner Studio 6.5.0?
This page describes improvements in RapidMiner Studio 6.5.0.
Enhancements
Completely overhauled problem and error notifications when running processes
All Learner Models will show an error rather than log a warning when applied on incompatible data
Repositories are now sorted by type and name
Improved churn template when using custom data
Improved performance when navigating RapidMiner Server repositories over a slow connection
Execute Process nesting depth is now limited to prevent endless loops; the maximum depth can be tweaked in the preferences
Added Netezza 7.0 JDBC support
Added a new "Move into new Subprocess" action that allows moving a group of selected operators into a Subprocess operator
Standard dialogs now support hyperlinks in the description
API: ParameterTypeText is now able to handle template text that is shown in the TextPropertyDialog if no text is set
API: Removed SassyReader and kdb dependencies, increased SLF4J API dependency to version 1.7.12
Bug fixes
BUGFIX: Fixed possible startup problems when the _JAVA_OPTIONS environment variable is set
BUGFIX: Fixed rare cases of Studio becoming unresponsive because dialogs opened behind other dialogs
BUGFIX: When opening a process from the Server Processes view, confirmation is now required before an unsaved process is discarded
BUGFIX: Fixed rare problem when trying to save preferences
BUGFIX: Fixed some copy and paste problems of process notes
BUGFIX: Fixed Generate Data performance when selecting gaussian mixture clusters as the target function
BUGFIX: Fixed several problems when both Process and XML views were open and visible at the same time
BUGFIX: "Sample (Bootstrapping)" now duplicates examples when upsampling data
BUGFIX: Averaging of Performance Vectors can now handle additional or fewer classes after the first iteration
BUGFIX: Aggregate operator now supports non-alphanumerical attribute names for grouping
BUGFIX: Execution order is now up-to-date even if process validation has not finished
BUGIFX: Fixed computation of binary classification criteria (performance) for remapped binominal labels
BUGFIX: Decision Tree and Random Forest can now handle an unbounded number of different label values
BUGFIX: 'Principal Components Analysis', 'Generalized Hebbian Algorithm', 'Independent Component Analysis' or 'Principal Component Analysis (Kernel)' in combination with Apply Model no longer modify the original example set
BUGFIX: Decision Tree(rule) model edge labels now correctly display dates instead of Unix timestamps in the Results perspective
BUGFIX: Read Access and Write Access now work with 64-bit Java and Java 8
BUGFIX: Log operator no longer silently fails if duplicate column names have been entered
BUGFIX: Fixed rare case where the Chart view in the Results perspective was broken
BUGFIX: Fixed rare case where the date format field vanished in data import dialogs
BUGFIX: Context data is no longer loaded when the input port is not connected
BUGFIX: Generate Attributes no longer forgets roles in metadata if an attribute is overwritten
BUGFIX: Read Excel, Read CSV, and Read XML can now be stopped
BUGFIX: Metadata of Execute Process operators is no longer calculated if an endless process loop is suspected
BUGFIX: Loop Files operator now shows an error message if the directory is invalid or the user has insufficient privileges
BUGFIX: Fixed an error that occurred in Write Database with an empty JNDI name
BUGFIX: Fixed problems with reconnecting operators after the 'Replace Operator' action
BUGFIX: Fixed displayed number of combinations for integer parameters in Optimize Parameters (Grid)
BUGFIX: Fixed jumping to correct subprocess when clicking on the cause of a failed process in the error dialog
BUGFIX: Generate Attributes can now be stopped
BUGFIX: Fixed a bug that occurred when trying to install a non-existent extension via one-click installation
BUGFIX: Fixed reading of XLSX files with cells that contain mixed font formats
BUGFIX: Now max 100 attributes are shown in regex dialogs to prevent GUI freezes
BUGFIX: Fixed a rare bug that occurred while refreshing a remote repository with a remote database