Online Bridge Structural Condition Assessment Based on the Gaussian Process: A Representative Data Selection and Performance Warning Strategy

Figure 6

Warning results based on the proposed method with different severity degrees, first scenario, synthetic data example (samples 1–200: training dataset; samples 201–275: validation dataset; samples 276–350: test dataset with 5% severity degree; samples 351–425: test dataset with 10% severity degree; samples 426–500: test dataset with 30% severity degree; red solid line: warning threshold I).