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. Author manuscript; available in PMC: 2022 May 11.
Published in final edited form as: IEEE J Biomed Health Inform. 2021 May 11;25(5):1824–1831. doi: 10.1109/JBHI.2020.3025049

TABLE IV.

Optimization parameters for various feature sets of all Models

Feature Set Model Optimization Parameters
Spatiotemporal ENS Method: LogitBoost
LR Learner: Logistic, Lambda: 0.01169
KNN Num Neighbors: 3
SVM Solver: SMO, Kernel Function: Linear, Box Constraint: 41.478, Kernel Scale: 21.404
Tree Min Leaf Size: 19
Stride ENS Method: Bag
LR Learner: Logistic, Lambda: 0.01
KNN Distance: cityblock, Num Neighbors: 7
SVM Solver: SMO, Kernel Function: Linear, Box Constraint: 22.287, Kernel Scale: 23.763
Tree Min Leaf Size: 27
EDSS ENS Method: Bag
LR Learner: Logistic, Lambda: 0.0015
KNN Distance: chebychev, Num Neighbors: 20
SVM Solver: SMO, Kernel Function: Linear, Box Constraint: 575.38, Kernel Scale: 76.8350
Tree Min Leaf Size: 10
PRM ENS Method: Bag
LR Learner: Logistic, Lambda: 0.010281
KNN Distance: chebychev, Num Neighbors: 20
SVM Solver: SMO, Kernel Function: Linear, Box Constraint: 5.737, Kernel Scale: 10.624
Tree Min Leaf Size: 5
PRM + EDSS ENS Method: Bag
LR Learner: Logistic, Lambda: 0.0103
KNN Distance: chebychev, Num Neighbors: 20
SVM Solver: SMO, Kernel Function: Linear, Box Constraint: 5.737, Kernel Scale: 10.624
Tree Min Leaf Size: 5

ENS: Ensemble; LR: Logistic Regression; KNN: K-Nearest Neighbors; SVM: Support Vector Machine; Tree: Decision Tree; SMO: Sequential Minimal Optimization