Extracting topological features to identify at-risk students using machine learning and graph convolutional network models

Table 1 Summary of the datasets used

	D1	D2	D3
Dataset (size)	218	230	201
Attributes	Checkpoints	Checkpoints & Historical Features	Checkpoints
Target performance in	TG	TG	TG
Classification	Multiclassification: Good/At-Risk/Failed	Multiclassification: Good/At-Risk/Failed	Multiclassification: Good/At-Risk/Failed