Table 1 Results for cancer-type recognition (horizontal search) among frozen slides.

Tumor type	WSI count	Patient count	Hit rate (%)			Majority-5		Majority-10
			Top-10	Top-5	Top-3	Accuracy	Recall	Accuracy	Recall
Brain	1797	1083	97.44	95.21	92.76	82.24	86.37	83.86	86.42
Gynecological	2216	1450	97.60	93.50	88.22	67.96	77.03	68.86	78.97
Pulmonary	1634	1068	95.34	90.75	83.90	58.01	65.61	59.30	67.99
Gastrointestinal tract	1947	1212	95.12	87.98	81.86	61.32	68.16	62.86	68.98
Breast	1495	1075	93.44	88.56	83.87	65.61	74.45	66.35	77.46
Prostate/testis	755	634	91.92	87.28	84.63	66.22	74.30	68.07	73.77
Urinary tract	1980	1300	90.25	83.48	79.89	62.67	68.89	64.59	67.83
Endocrine	769	729	84.78	71.39	61.89	30.68	44.08	35.37	43.56
Melanocytic malignancies	532	529	83.83	68.79	57.51	25.93	39.85	29.13	39.85
Liver, pancreaticobiliary	659	602	81.48	73.29	63.73	30.34	44.61	35.35	43.55
Hematopoietic	181	169	78.45	73.48	69.06	44.19	55.25	45.85	49.17
Head and neck	663	465	70.88	57.16	48.11	22.32	29.56	26.24	27.75
Mesenchymal	259	255	56.37	42.85	33.59	06.17	16.22	11.19	15.44

Every whole-slide image was compared with all other slides in the repository regardless of the primary site. The table is sorted based on Top-10 hit rates. The accuracy and recall (sensitivity) for majority-5 and majority-10 among search results are provided as well.

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