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09_​Random_​Forest

Training a Random Forest

Training a decision tree and training a random forest of decision trees.

URL: Decision Tree Node: Algorithm Settings https://youtu.be/CSwM92yTrJw

Decision Tree and Random Forest of Decision Trees Training a decision tree and training a random forest of decision trees. Adult.csv dataset describes US census information. Output class is sex.
One decision tree to predict feature sex on the adult dataset
A random forest of 50 decision trees to predict feature sex on the adult dataset
Optional Export into PMML
80% for training 20 % for testing
Table Partitioner
Scorer (JavaScript)
1 dec tree min. node size = 2
Decision Tree Learner
Decision Tree Predictor
Scorer (JavaScript)
Tree Ensemble Statistics
Read the dataset
CSV Reader
Tree Ensemble Model Extract
Table to PMML Ensemble
50 dec trees min node size = 2
Random Forest Learner
Random Forest Predictor
Decision Tree View (JavaScript) (deprecated)

Nodes

Extensions

Links

Download

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

Download Workflow
Created by: kathrinmelcher
Created at: 2017-09-14
On NodePit since: 2026-05-20
Last update: 2026-05-20
Created with KNIME version: v5.11.0
Tags: classificationmachine learningpredictionanalyticsKNIMEdecision treedata scienceC4.5CARTrandom forestbaggingensemble modelsOnboardingData Science

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