Water-Resources Investigations Report 01-4239
Ground-Water Discharge Determined from Measurements of Evapotranspiration,
Other Available Hydrologic Components, and Shallow Water-Level Changes,
Oasis Valley, Nye County, Nevada
Table 2. Accuracy assessment of evapotranspiration (ET)-unit classification for the Oasis Valley discharge area, Nevada
[ET units are described in table 1. Diagonal values (in boldface) list the number of sites correctly assigned to each ET unit by spectral classification.]
|
|
Number of sites assigned by field observation |
||||||||||
|
|
ET-unit identifier |
UCL |
OWB |
SAV |
DWV |
DMV |
DGV |
SGV |
MBS |
SSV |
Total |
|
Number of sites |
UCL |
3 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
2 |
6 |
|
OWB |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
|
|
SAV |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
|
|
DWV |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
2 |
|
|
DMV |
0 |
0 |
0 |
0 |
15 |
0 |
0 |
0 |
0 |
15 |
|
|
DGV |
0 |
0 |
0 |
0 |
0 |
8 |
0 |
0 |
0 |
8 |
|
|
SGV |
2 |
0 |
0 |
0 |
0 |
0 |
8 |
0 |
1 |
11 |
|
|
MBS |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
|
|
SSV |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
11 |
12 |
|
|
Total |
5 |
1 |
2 |
2 |
16 |
8 |
9 |
1 |
14 |
58 |
|
|
Percent correct 1 |
60 |
100 |
100 |
100 |
94 |
100 |
89 |
100 |
79 |
88 |
|
1 Percent correct determined as number of sites correctly assigned by spectral classification divided by total number of sites assigned by field observation. For total percent correct (last column), the number of correctly assigned sites is the sum of the diagonal entries.