46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
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##
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# This software was developed and / or modified by Raytheon Company,
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# pursuant to Contract DG133W-05-CQ-1067 with the US Government.
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#
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# U.S. EXPORT CONTROLLED TECHNICAL DATA
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# This software product contains export-restricted data whose
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# export/transfer/disclosure is restricted by U.S. law. Dissemination
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# to non-U.S. persons whether in the United States or abroad requires
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# an export license or other authorization.
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#
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# Contractor Name: Raytheon Company
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# Contractor Address: 6825 Pine Street, Suite 340
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# Mail Stop B8
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# Omaha, NE 68106
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# 402.291.0100
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#
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# See the AWIPS II Master Rights File ("Master Rights File.pdf") for
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# further licensing information.
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##
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# ----------------------------------------------------------------
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# Calculate the derived parameter WV/IR
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#
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# ----------------------------------------------------------------
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import numpy
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##
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# Calculate the derived parameter WV/IR
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# This function accepts numpy arrays of the appropriate values.
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#
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# @param Imager_6pp7hh6pp5_micron_IR_ooWVcc: Water Vapor
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# @param Imager_11_micron_IR : Imager 11 micron IR
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# @return:
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# @rtype: numpy array or scalar
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#
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def execute(Imager_6pp7hh6pp5_micron_IR_ooWVcc, Imager_11_micron_IR):
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uWV = Imager_6pp7hh6pp5_micron_IR_ooWVcc.astype(numpy.uint8)
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WV = (uWV * 0.708).astype(numpy.uint8)
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uIR = Imager_11_micron_IR.astype(numpy.uint8)
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IR = numpy.where(uIR < 180, 0, uIR)
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result = numpy.where(IR == 0, WV, IR)
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return result.astype(numpy.int8)
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