Table 8.

Multi-task training performance of OmiEmbed with three typical downstream tasks. For C-index, macro-F1 and accuracy, higher values mean better prediction performance. For IBS score, RMSE and median absolute error, lower values mean better prediction performance.

	Survival		Tumour Type		Age
	C-Index	IBS	Macro-F1	Accuracy	RMSE	Median Absolute Error
Single task alone	0.7715 ± 0.0073	0.1657 ± 0.0224	0.9518 ± 0.0053	0.9676 ± 0.0027	10.6578 ± 0.1337	6.9330 ± 0.1031
Multi-task	0.7823 ± 0.0076	0.1590 ± 0.0212	0.9653 ± 0.0057	0.9733 ± 0.0029	10.6336 ± 0.1034	6.6759 ± 0.1195