State-of-the-art Anonymization of Medical Records Using an Iterative Machine Learning Framework

Table 2

The Confusion Matrix of Our Best Model on the Official Evaluation Set of the Competition*

NONE	PATIENT	DOCTOR	LOCATION	HOSPITAL	DATE	ID	PHONE	AGE
159022	6	16	6	12	16	5	0	0	NONE
13	501	0	0	0	0	0	0	0	PAT.
82	0	2222	0	4	1	0	0	0	DOC.
92	0	4	128	12	0	0	0	0	LOC.
65	0	2	15	1514	0	2	0	0	HOSP.
25	0	0	0	0	3656	2	0	0	DATE
9	1	0	0	0	0	1190	0	0	ID
16	0	0	0	0	0	0	69	0	PHONE
0	0	0	0	0	0	0	0	3	AGE

The row indicates the gold standard label, while the column indicates the label assigned by our system.
↵* See ITR2_VOTE in Table 1

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