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Published at November 22

Ordinal Multiple-instance Learning for Ulcerative Colitis Severity Estimation with Selective Aggregated Transformer

cs.CV

Released Date: November 22, 2024

Authors: Kaito Shiku¹, Kazuya Nishimura², Daiki Suehiro¹, Kiyohito Tanaka³, Ryoma Bise¹

Aff.: ¹Kyushu University; ²National Cancer Center Japan; ³Kyoto Second Red Cross Hospital

Arxiv: http://arxiv.org/abs/2411.14750v1

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Method	LIMUC			Private
Method	Accuracy	Kappa	Macro-f1	Accuracy	Kappa	Macro-f1
Output+Mean [27]	0.465	0.482	0.432	0.518	0.502	0.485
Output+Max [27]	0.465	0.574	0.446	0.464	0.457	0.338
Feature+Mean [8]	0.534	0.624	0.482	0.624	0.682	0.596
Feature+Max [8]	0.596	0.694	0.525	0.582	0.587	0.461
Feature+Attention [7]	0.635	0.751	0.593	0.634	0.677	0.589
Transformer	0.665	0.813	0.641	0.634	0.730	0.608
DSMIL [12]	0.603	0.744	0.578	0.634	0.681	0.598
AdditiveTransMIL [9]	0.561	0.698	0.543	0.567	0.589	0.515
IBMIL [14]	0.615	0.731	0.578	0.629	0.635	0.541
K-rank MIL [21]	0.633	0.797	0.601	0.600	0.683	0.575
Ours	0.690	0.826	0.674	0.683	0.774	0.646