1. Upload & Column Mapping
Item Descriptive CSV
Expected: first column = ItemID, then multiple descriptive columns.
Student Responses CSV
Long format: (StudentID, ItemID, Score).
Wide format: row = student, columns = items (scores in cells).
Item file:
- |
Score file:
-
2. Feature Selection (for ANN)
Columns from the Item CSV (excluding ItemID) will appear below. Select which to use and their encoding.
3. Model Structure & Validation
Model Structure
Hidden Layers
Validation Configs
4. Start Training
...
5. Training Results
6. Predict New Items
Predicting...
7. IRT Calibration & Wright Map
Calibrating...