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. 2020 Apr 8;8(4):e15963. doi: 10.2196/15963

Table 3.

Cell classification performances of hematologists and the deep learning model in the development cohort.

Cell class Precision/recall/APa (%)

Hematologist-1 (V10)b Hematologist-2 (V8)b Hematologist-3 (V6)b Artificial intelligence modelc
Cellsd (n=17,319) N/Ae N/Ae N/Ae 55.8/85.6/67.4
Erythroid (n=2967) 87.6/92.3/N/Ae 88.0/94.1/N/A 89.1/91.4/N/A 85.0/84.5/49.1
Blasts (n=4063) 91.0/85.2/N/A 79.1/88.2/N/A 87.5/88.5/N/A 86.5/80.7/50.2
Myeloid (n=2506) 79.1/94.2/N/A 92.0/93.5/N/A 93.8/80.0/N/A 94.0/76.4/49.5
Lymphoid (n=1619) 59.0/78.4/N/A 67.1/79.7/N/A 61.2/71.9/N/A 74.0/58.9/21.9
Plasma cells (n=600) 84.0/92.6/N/A 82.3/96.7/N/A 84.9/81.4/N/A 53.4/74.1/30.0
Monocyte (n=192) 25.9/88.7/N/A 65.7/37.5/N/A 40.2/64.5/NA 57.4/30.0/6.1
Megakaryocyte (n=42) 84.1/97.0/N/A 52.9/61.5/N/A 96.8/100.0/N/A 71.0/56.4/19.0
Unable to identify (n=5330) 86.5/78.5/N/A 82.3/77.5/N/A 83.9/93.5/N/A 60.9/86.1/25.1

aAP: average precision based on the area under the precision-recall curve.

bThe abbreviation V(X) denotes a visiting staff member with (X) years of practice experience.

cAll results were based on 6-fold cross-validation.

dBounding box prediction performance regardless of the classifications (only for the deep learning model).

eNot available.