Research Article
Fault Detection of In-Service Bridge Expansion Joint Based on Voiceprint Recognition
Figure 11
Hyperparameter optimization of each event segmentation model. (a) ANN (hyperparam: size of hidden layer). (b) SVM (hyperparam: regularization parameter). (c) STE (hyperparam: segmentation threshold). (d) STCZ (hyperparam: segmentation threshold).
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