valid_cdm

This repository shows validation method of cognitive diagnosis models (CDMs).

Run

git clone github.com/Jangwonjin/valid_cdm

And you can run random_sampling.ipynb on the jupyter notebook.

📝 Dataset

• Number of students: 977 (Male: 508, Female: 469)
• Cognitive Attributes

A1	A2	A3	A4	A5	A6	A7
Addition	Subtraction	Multiplication	Division	Carry	Borrow	'0' in multiplication

Hierarchy of cognitive attributes

A. Hierarchy designed by experts

• You can get more information in here

B. Alternative hierarchies generated by removing the edge

Method of validating each hierarchy

Results