Scientific Investigations Report 2006–5145
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5145
Figure 10. Spectral signatures from the IKONOS imagery used to classify ET units within the Grapevine Springs discharge area. (A) Spectral signatures derived from field-spectra measurements for equivalent IKONOS bands. (B) Unique vegetation signatures developed from spectral bands 1, 2, 3, and 4.