The Wiki will be offline Monday, November 20, for upgrade between 10:00am ET and 5:00pm ET.
Hitachi Vantara Pentaho Community Wiki
Access Keys:
Skip to content (Access Key - 0)

Core Weka

  • EM and SimpleKMeans now allow for parallel processing on multi cpu/core machines
  • CSVLoader re-written to be more memory efficient and support incremental loading
  • Error plots for classifiers can optionally have point sizes set proportional to the prediction margin
  • Pluggable evaluation metrics for classifiers/regressors
  • Weighted resampling using the Walker's alias method
  • FlowByExpression - KnowledgeFlow component to split incoming instances (or instance stream) according to the evaluation of a logical expression
  • ReplaceMissingWithUserConstant filter
  • PartitionMembership filter - adds partition membership attributes as computed by a classifier that implements PartitionGenerator
  • Stream throughput metrics in the KnowledgeFlow when running incrementally
  • TextSaver KnowledgeFlow component
  • Search facility in the KnowledgeFlow design palette
  • Keyboard shortcuts in the KnowledgeFlow for toolbar buttons
  • Offline mode for the packge manager
  • Improved out of memory detection and new low memory detection for GUIs

In Packages

This documentation is maintained by the Pentaho community, and members are encouraged to create new pages in the appropriate spaces, or edit existing pages that need to be corrected or updated.

Please do not leave comments on Wiki pages asking for help. They will be deleted. Use the forums instead.

Adaptavist Theme Builder Powered by Atlassian Confluence