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Read CSV file with all specified columns
CSV Reader
Train Random Forest classifier on training set
Random Forest Learner
Apply Random Forest model to test set
Random Forest Predictor
Category to Number
Compute linear correlation matrix for numeric columns
Linear Correlation
Column Filter
Score Random Forest predictions (confusion matrix)
Scorer
Table view for Random Forest confusion matrix
Table View
Number to String
Visualize Random Forest confusion matrix as heatmap
Heatmap
Domain Calculator
Create flow variables for all columns needed for addiction_level prediction
Variable Creator
Heatmap
Convert created flow variables to a single table row for prediction input
Variable to Table Row
Table Partitioner
Bar chart for Random Forest confusion matrix
Bar Chart
Column Filter

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: adeeb
Created at: 2026-05-06
On NodePit since: 2026-05-07
Last update: 2026-05-07
Created with KNIME version: v5.11.0

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