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20230105 Pikairos Cross Validation Loop - How to take flow variables outside the loop

This workflow shows how to combine a -X-Partitioner- node to a -Loop End- node to individually gather information (Data / Variables / Images) from the different Cross Validation iterations.

This workflow brings a possible answer to the question asked by @aravind98 in post #58338 of the KNIME forum.

Read adult_joined.table5 PartitionCross-Validationscoring metricsNode 22Join Current iterationVariablesTrain the modelto predict incomeJoin all CurrentIteration ResultsApply the modelto the test setAppend AUCto ROC ImageGather Each Iteration Resultswith a NormalConcatenation Loop EndCros ValidationStatisticsTable Reader X-Partitioner Scorer (JavaScript) ROC Curve Variable toTable Row Joiner RowID RowID DecisionTree Learner Joiner Decision TreePredictor Image To Table Column Appender Loop End InteractiveTable (local) Read adult_joined.table5 PartitionCross-Validationscoring metricsNode 22Join Current iterationVariablesTrain the modelto predict incomeJoin all CurrentIteration ResultsApply the modelto the test setAppend AUCto ROC ImageGather Each Iteration Resultswith a NormalConcatenation Loop EndCros ValidationStatisticsTable Reader X-Partitioner Scorer (JavaScript) ROC Curve Variable toTable Row Joiner RowID RowID DecisionTree Learner Joiner Decision TreePredictor Image To Table Column Appender Loop End InteractiveTable (local)

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To use this workflow in KNIME, download it from the below URL and open it in KNIME:

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Created by: apramod
Created at: 2023-01-02
On NodePit since: 2023-01-06
Last update: 2024-11-23
Created with KNIME version: v4.5.2
Tags: Cross ValidationX-PartitionerVariablesROCAUC

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