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Systolic Processor Array For Recognition Of SpectraSpectral signatures of materials detected and identified quickly. Spectral Analysis Systolic Processor Array (SPA2) relatively inexpensive and satisfies need to analyze large, complex volume of multispectral data generated by imaging spectrometers to extract desired information: computational performance needed to do this in real time exceeds that of current supercomputers. Locates highly similar segments or contiguous subsegments in two different spectra at time. Compares sampled spectra from instruments with data base of spectral signatures of known materials. Computes and reports scores that express degrees of similarity between sampled and data-base spectra.
Document ID
19950070308
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Chow, Edward T.
(Caltech)
Peterson, John C.
(Caltech)
Date Acquired
August 16, 2013
Publication Date
October 1, 1995
Publication Information
Publication: NASA Tech Briefs
Volume: 19
Issue: 10
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-18808
Accession Number
95B10487
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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