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What's New in RapidMiner Studio 7.0.0?

The following describes the enhancements and bug fixes in RapidMiner Studio 7.0.0:

Enhancements

  • Overhauled the entire user interface
  • Added new unified data import mechanism. So far supported: Excel, CSV, databases, and binary files.
  • New tutorials mechanism
  • New process template mechanism
  • Re-arranged operators in Operators panel to better fit analytic workflows
  • Renamed 'View' to 'Panel' and 'Perspective' to 'View'
  • New start-up dialog which replaces the old Welcome perspective
  • Moved "Synchronize Meta Data" toggle button from process panel to 'Process' menu in the top menu bar
  • Drastically improved performance when browsing data tables in the result view
  • Added support for high-dpi icons on OS X Retina Displays
  • Improved Operator documentation layout to increase readability
  • Improved Random Forest classification performance by adding a new voting mechanism
  • The "no result port connected" warning can now be turned off
  • Added option to specify a background image for a process when right-clicking on the process canvas
  • Changed keyboard layout: escape navigates to the parent process (if any), backspace deletes selected operators and annotations on OS X.
  • Added a pop-up menu item to the operator execution order mode as an alternative way to leave it
  • Dummy operators (e.g. from missing extensions) are now colored in red
  • Added a parameter for quickly downloading missing extensions for Dummy operators
  • The 'Generate Aggregation' operator now shows an error if the attribute filter does not return any attributes by default (can be deactivated)

Bug fixes

  • Passwords for proxy server are stored encrypted now
  • Linear Regression now shows correct errors for coefficient estimation
  • Fixed an error in the ANOVA calculation that returned wrong values if the numbers of groups were equal to the number of examples
  • Association rules in the Results view are now displayed correctly filtered without user input
  • Selecting operators in the process panel no longer causes UI freezes
  • Rearrange operators will create only one undo step now
  • Fixed misbehavior of the undo action
  • Fixed a rare issue which prevented opening the 'Manage Database Connections' dialog
  • Process 'Tree' panel selection will once again navigate the main 'Process' panel
  • Fixed crash while starting Studio and immediately locking the computer on Windows
  • The view files in the .RapidMiner folder will no longer become huge due to duplicate information
  • Fixed re-attaching floating panels via pop-up menu
  • Fixed restoring hidden/detached panels sometimes vanishing
  • Fixed settings dialog layout when opened multiple times
  • Notification pop-ups (e.g. when adding unsupported operators) are now always in the correct location
  • Fixed parameter warning/error hint duplication when resizing Studio while the warning is being displayed
  • Fixed dialog size for long error messages
  • Fixed display of some characters on Windows 8/10 and Mac