Skip to main content

Table 2 Summary statistics of 1000 sample values of CWL3/CWL1, CWL9/CWL1, and CWL27/CWL1 on cost surfaces with no barrier, one barrier, and two barriers

From: On the effects of spatial resolution on effective distance measurement in digital landscapes

  Accuracy indicator Mean Median Std. Dev. Kurtosis Skewness Range # (< 0.9) # (> 1.1)
No
barriers
CWL3/CWL1 1.008 1.002 0.019 67.07 6.23 (0.916–1.285) 0 7
CWL9/CWL1 1.018 1.005 0.043 74.60 6.42 (0.916–1.710) 0 42
CWL27/CWL1 1.033 1.009 0.076 71.25 6.21 (0.913–2.237) 0 102
One barrier CWL3/CWL1 1.008 1.003 0.019 61.39 6.04 (0.916–1.285) 0 6
CWL9/CWL1 0.992 1.003 0.100 15.41 − 2.44 (0.229–1.710) 80 43
CWL27/CWL1 0.998 1.004 0.124 16.46 −0.18 (0.230–2.237) 100 90
Two barriers CWL3/CWL1 1.009 1.003 0.023 116.32 8.87 (0.916–1.384) 0 6
CWL9/CWL1 0.964 1.002 0.143 8.87 − 2.33 (0.163–1.710) 157 36
CWL27/CWL1 0.962 1.001 0.165 8.20 − 1.14 (0.163–2.237) 194 77
  1. Note that “# (< 0.9)” and “# (> 1.1)” indicate the number of values smaller than 0.9 and greater than 1.1, respectively, and that this notation is used in the remainder of this section.