Preliminary Comparison and Accuracy Assessment of Mineral Maps Produced From 1997 AVIRIS Data, Ray Mine, AZ
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Engineering topics
Publications and source records attributed to Lang, H..
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Because of questions regarding the validity of proposed accreted terranes, the tectonostratigraphic evolution of the southern margin of North America plate in Mexico remains controversial.
Airborne Visible and Infrared Imaging Spectrometer (AVIRIS) data was collected over Ray Mine as part of a demonstration project for the Environmental Projection Agency (EPA) through the Advanced Measurement Initiative (AMI).
We validate 1997 Airborne Visible-Infrared Imaging Spectrometer (AVIRIS) reflectance spectra covering 0.4 meu - 2.4 meu from a stable, flat mineralogically characterized man-made target at Ray Mine, AZ, the site for an EPA/NASA assessment of the utility of remote sensing for monitoring acid drainage from an active open pit mine.
This document is based on information and ideas developed by members of the ASTER Digital Elevation Model Working Group (ADEMWG).
This document is the validation plan for the ASTER standard data products.
Imaging Spectroscopy enables the identification and mapping of surface mineralogy over large areas.
The performance of the TM vis-a-vis various geological applications was quantified by analyzing: (1) the geological utility of the data with respect to the increased spatial resolution and number of bands (compared to the MSS); (2) the geometric accuracy; (3) the radiometric performance of the TM scanner. Preliminary analyses were performed on TM scenes: over Death Valley, California, and over southern Arizona. Both scenes were acquired in CCT-PT format, where the data were geometrically and radiometrically corrected. Overall, the TM data appears to contain a marked increase in geologically useful information; however, a number of instrumental or processing artifacts may well limit the ability of the geologist to fully extract this information.