Line-Features-Based Pose Estimation Method for the Disc Cutter Holder of Shield Machine.

Sensors (Basel) · 2023 · PMC9920199 · PMID 36772577

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an overall trendno p-value reported

As is shown in Figure 5 a, the grayscale change at the weakly illuminated edge shows an overall trend of a step-down, close to the ramp model in the edge model, but due to the existence of noise (such as scratches on the workpiece surface), where the fastest gradient change is not the real edge point.

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