Table 3 Correlation analysis of different slope length calculation methods.

From: Study of slope length (L) extraction based on slope streamline and the comparison of method results

Compared to

Benchmark

SLzh(x)

SLlaya(x)

SLfu(x)

SSM(x)

SLzh(y)

 

y = 0.8064x + 10.874

R2 = 0.81

y = 0.8588x + 6.3567

R2 = 0.79

y = 1.0483x + 10.042

R2 = 0.75

SLlaya(y)

y = 1.0051x−1.4962

R2 = 0.81

 

y = 0.909x + 2.5111

R2 = 0.71

y = 1.1512x + 4.7802

R2 = 0.72

SLfu(y)

y = 0.9242x + 4.8549

R2 = 0.79

y = 7848x + 12.936

R2 = 0.71

 

y = 1.1039x + 8.8547

R2 = 0.77

SSM(y)

y = 7132x + 2.7018

R2 = 0.75

y = 0.6285x + 7.8041

R2 = 0.72

y = 0.6979x + 2.7937

R2 = 0.77

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