1. Upload & Column Mapping
Item Descriptive CSV
Include: ItemID, Construct, Format ... (any columns you want).
Student Responses CSV
Long: (StudentID, ItemID, Score). Wide: row=student, columns=items.
Item file:
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Score file:
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2. Feature Selection (for ANN)
Choose which columns from the Item CSV participate in the model, and set encoding type.
3. Model Structure & Validation
Model Structure
Hidden Layers
Validation Configs (add more)
4. Start Training
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