HS-6 processing instructions - Revision history

Dcourt at 19:49, 15 August 2016

2016-08-15T19:49:50Z

Dcourt at 19:48, 15 August 2016

2016-08-15T19:48:56Z

Dcourt at 19:47, 15 August 2016

2016-08-15T19:47:16Z

Dcourt at 19:43, 15 August 2016

2016-08-15T19:43:58Z

Dcourt at 19:42, 15 August 2016

2016-08-15T19:42:53Z

Dcourt at 19:41, 15 August 2016

2016-08-15T19:41:47Z

Dcourt at 19:40, 15 August 2016

2016-08-15T19:40:47Z

Dcourt at 19:32, 15 August 2016

2016-08-15T19:32:41Z

Dcourt at 19:31, 15 August 2016

2016-08-15T19:31:53Z

Dcourt at 19:30, 15 August 2016

2016-08-15T19:30:38Z

@@ Line 1: / Line 1: @@
 '''NOTE:''' In April 2010 the HS-6 underwent a calibration and wavelength change.
-The new wavelengths are: 420 442 470 510 589 700
+- The new wavelengths are: 420 442 470 510 589 700
-Original wavelengths were: 442 470 510 589 671 870
+- Original wavelengths were: 442 470 510 589 671 870
 Processing HS6 is generally the same procedure as the AC-9. See AC-9 processing instructions for more detailed information.  The "X" cast is not processed for the HS6.

@@ Line 23: / Line 23: @@
 ) Select Processing Tab, then select Process Raw Files.
-) Select appropriate calibration file from the OCEANCOLOR calibration directory and choose input/output directories.  Calibration files for the Wetlabs instruments can be found at: /home/oceancolor/CALIBRATIONS/Wetlabs/
+) Select appropriate calibration file from the OCEANCOLOR calibration directory and choose input/output directories.
 ) Start MATLAB in the directory you want to process the files in and run process_hs6(pb#). Directory should be parent to those listed above.
-) Once finished running process_hs6(pb#), correct bb values from AC-9 a and b values by running sigmacorrect_bb(pb#) in same directory as processing takes place. Sigmacorrect_bb.m needs to be updated to newest HS6 Kexp calibration coefficients (check line 139 of the script). Kexp coefficient values are found by opening the HS6.cal files and looking for "Kexp" under each channel.  Channels are ordered low to long wavelength when Kexp values are entered in sigmacorrect_bb.
+) Once finished running process_hs6(pb#), correct bb values from AC-9 a and b values by running sigmacorrect_bb(pb#) in same directory as processing takes place.
 Sigma correction is an adjustment to improve the accuracy of
 backscattering measurements in highly-attenuating water.  Some light that would

@@ Line 23: / Line 23: @@
 ) Select Processing Tab, then select Process Raw Files.
-) Select appropriate calibration file from the OCEANCOLOR calibration directory and choose input/output directories.
+) Select appropriate calibration file from the OCEANCOLOR calibration directory and choose input/output directories.  Calibration files for the Wetlabs instruments can be found at: /home/oceancolor/CALIBRATIONS/Wetlabs/
 ) Start MATLAB in the directory you want to process the files in and run process_hs6(pb#). Directory should be parent to those listed above.

@@ Line 11: / Line 11: @@
 The optimum/traditional directory structure for HS6
-      HYDROSCAT/pb#/
+      your_workspace/HYDROSCAT/pb#/
                     dat
                     final

@@ Line 27: / Line 27: @@
 ) Start MATLAB in the directory you want to process the files in and run process_hs6(pb#). Directory should be parent to those listed above.
-) Once finished running process_hs6(pb#), correct bb values from AC-9 a and b values by running sigmacorrect_bb(pb#) in same directory as processing takes place. Sigmacorrect_bb.m needs to be updated to newest HS6 Kexp calibration coefficients (check line 139 of the script). Kexp coefficient values are found by opening the HS6 .cal files and looking for "Kexp" under each channel.  Channels are ordered low to long wavelength when Kexp values are entered in sigmacorrect_bb.
+) Once finished running process_hs6(pb#), correct bb values from AC-9 a and b values by running sigmacorrect_bb(pb#) in same directory as processing takes place. Sigmacorrect_bb.m needs to be updated to newest HS6 Kexp calibration coefficients (check line 139 of the script). Kexp coefficient values are found by opening the HS6.cal files and looking for "Kexp" under each channel.  Channels are ordered low to long wavelength when Kexp values are entered in sigmacorrect_bb.
 Sigma correction is an adjustment to improve the accuracy of
 backscattering measurements in highly-attenuating water.  Some light that would

@@ Line 7: / Line 7: @@
 Processing HS6 is generally the same procedure as the AC-9. See AC-9 processing instructions for more detailed information.  The "X" cast is not processed for the HS6.
-Hydroscat files must be initially removed from the DH4, then processed through Hydrosoft software on a Windows PC. Files from the DH4 will have a .LOG extension, files processed through Hydrosoft will have a .DAT extension.
+Hydroscat files must be initially removed from the DH4, then processed through Hydrosoft software on a Windows PC (or via Virtual Machine on the Mac). Files from the DH4 will have a .LOG extension.  Files processed through Hydrosoft will have a .DAT extension.
 The optimum/traditional directory structure for HS6
@@ Line 16: / Line 16: @@
                     from_DH4
-Start matlab in the directory you want to process the files in and run process_hs6(pb#). Directory should be parent to those listed above.
+'''Processing Steps:'''
-Once finished running process_hs6(pb#), correct bb values from AC-9 a and b values by running sigmacorrect_bb(pb#) in same directory as processing takes place. Sigmacorrect_bb.m needs to be updated to newest HS6 Kexp calibration coefficients ~about line 139 of the script. Kexp coefficient values are found by opening the HS6 .cal files and looking for "Kexp" under each channel.  Channels are ordered low to long wavelength when Kexp values are entered in sigmacorrect_bb.
+) Select Processing Tab, then select Process Raw Files.
 Sigma correction is an adjustment to improve the accuracy of
@@ Line 29: / Line 35: @@
 underestimated.  The correction needs attenuation measurements Kbb = a + .4b where b = c-a from AC instrument.
+) Look at values after processing by running plot_bbp_final(pb###).  When opening the file to look at, look in the "final" directory.  Files are "ds_##"
 [[plot_bbp_final]]

← Older revision		Revision as of 19:30, 15 August 2016
Line 1:		Line 1:
−	In April 2010 the HS-6 underwent a calibration and wavelength change. 420 442 470 510 589 700	+	'''NOTE:''' In April 2010 the HS-6 underwent a calibration and wavelength change. 420 442 470 510 589 700
	Original wavelengths were 442 470 510 589 671 870		Original wavelengths were 442 470 510 589 671 870