Skip to main content

Table 2 Summary statistics of PV, NPV, and BS cover estimates of steppe types and field-based methods

From: Comparison of field- and satellite-based vegetation cover estimation methods

Cover type Steppe type Method Mean Median Min Max Range SD CV
PV Typical steppe PI 35.0 35.6 11.1 63.3 52.2 15.4 0.440
SP25 34.4 34.6 9.5 58.0 48.5 13.5 0.392
SP49 33.9 31.2 7.3 58.6 51.3 13.6 0.401
SP100 33.4 30.6 7.7 57.3 49.6 13.7 0.410
Forest steppe PI 40.3 43.3 15.6 73.3 57.8 18.1 0.449
SP25 39.9 41.6 21.6 56.8 35.2 10.1 0.253
SP49 38.5 40.0 18.4 57.6 39.2 11.6 0.301
SP100 37.5 37.7 18.1 62.9 44.8 12.9 0.344
Desert steppe PI 22.0 17.8 16.7 31.7 15.0 8.4 0.382
SP25 36.6 29.6 23.5 56.8 33.3 17.7 0.484
SP49 34.7 26.1 22.5 55.5 33.0 18.1 0.522
SP100 34.0 23.9 22.9 55.1 32.2 18.3 0.538
NPV Typical steppe PI 28.5 23.4 10.6 80.0 69.4 18.8 0.660
SP25 23.9 21.0 2.3 66.8 64.5 18.2 0.759
SP49 23.7 22.8 1.7 60.8 59.1 17.1 0.723
SP100 24.5 23.1 2.0 60.9 58.9 17.2 0.705
Forest steppe PI 28.2 30.0 0.0 70.0 70.0 23.5 0.833
SP25 21.9 20.3 7.2 39.2 32.0 11.4 0.521
SP49 23.1 19.9 5.1 44.7 39.6 14.0 0.607
SP100 24.5 24.6 4.4 45.4 41.0 13.8 0.563
Desert steppe PI 12.0 14.4 6.7 15.0 8.3 4.6 0.385
SP25 5.2 4.4 4.0 7.2 3.2 1.7 0.335
SP49 5.4 4.5 2.2 9.6 7.4 3.8 0.698
SP100 6.6 3.5 2.3 14.0 11.7 6.4 0.976
BS Typical Steppe PI 36.5 34.4 3.3 60.0 56.7 16.0 0.439
SP25 41.7 38.6 11.2 69.3 58.1 17.6 0.421
SP49 42.3 38.9 13.5 70.0 56.5 16.7 0.394
SP100 42.1 39.0 14.0 69.8 55.8 16.3 0.388
Forest steppe PI 31.5 27.7 8.9 80.0 71.1 19.9 0.632
SP25 38.2 39.2 21.5 59.6 38.1 11.6 0.303
SP49 38.4 37.3 22.1 56.7 34.6 11.0 0.286
SP100 38.0 35.1 23.1 54.6 31.5 10.6 0.280
Desert steppe PI 65.9 67.8 53.3 76.6 23.3 11.8 0.179
SP25 58.2 63.2 38.8 72.5 33.7 17.4 0.299
SP49 59.9 64.3 42.3 73.0 30.7 15.8 0.264
SP100 59.4 62.1 42.6 73.6 31.0 15.7 0.264