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. Author manuscript; available in PMC: 2023 Apr 1.
Published in final edited form as: Acad Radiol. 2021 Feb 11;29(4):479–487. doi: 10.1016/j.acra.2021.01.017

Table A.3.

Best hyperparameters from grid search 5-fold cross-validation during training of the NLP models on the training set partition. Other model hyperparameters were kept as the defaults in sklearn version 0.20.3.

NLP Model Hyperparameter Value
Logistic Regression
 Medial meniscus C (regularization) 0.1
 Lateral meniscus C (regularization) 0.1
SVM
 Medial meniscus C (regularization) 10
Gamma (Kernel coefficient) 0.001
 Lateral meniscus C (regularization) 10
Gamma (Kernel coefficient) 0.001
Random Forest
 Medial meniscus Number of estimators 1000
Max features Square root of total number of features
 Lateral meniscus Number of estimators 1000
Max features Square root of total number of features