/[MITgcm]/MITgcm/verification/lab_sea/matlab/lookat_exp8.m
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Revision 1.4 - (hide annotations) (download)
Fri Mar 26 00:40:01 2004 UTC (20 years, 1 month ago) by cnh
Branch: MAIN
CVS Tags: HEAD
Changes since 1.3: +0 -0 lines
FILE REMOVED
These all came back and so we are deleting them again. Fingers crossed!

1 dimitri 1.2 % need to be in verification/lab_sea/matlab directory
2     % and to specify location of exp1 output
3     cd ../../../verification/lab_sea/matlab
4     exp1_path='../input/exp1/';
5     exp8_path='../input/exp8/';
6    
7     % load monthly-mean SMMR-SSM/I data
8     load SSMI
9    
10     % B-grid latitude for uice and vice
11 dimitri 1.3 Blat=lat-1; Blon=lon-1;
12 dimitri 1.2
13     % load model output
14     area1=readbin([exp1_path 'AREAtave.0000000010.data'],[20 16 1],1);
15     heff1=readbin([exp1_path 'HEFFtave.0000000010.data'],[20 16 1],1);
16     uice1=readbin([exp1_path 'UICEtave.0000000010.data'],[20 16 1],1);
17     vice1=readbin([exp1_path 'VICEtave.0000000010.data'],[20 16 1],1);
18     area2=readbin([exp8_path 'AREAtave.0000000010.data'],[20 16 1],1);
19     heff2=readbin([exp8_path 'HEFFtave.0000000010.data'],[20 16 1],1);
20     uice2=readbin([exp8_path 'UICEtave.0000000010.data'],[20 16 1],1);
21     vice2=readbin([exp8_path 'VICEtave.0000000010.data'],[20 16 1],1);
22    
23     % compute ice speed and direction
24     udir1=0*uice1; vdir1=0*vice1;
25     udir2=0*uice2; vdir2=0*vice2;
26     icespeed1=100*sqrt(uice1.^2+vice1.^2);
27     in=find(icespeed1);
28     udir1(in)=uice1(in)./icespeed1(in);
29     vdir1(in)=vice1(in)./icespeed1(in);
30     icespeed2=100*sqrt(uice2.^2+vice2.^2);
31     in=find(icespeed2);
32     udir2(in)=uice2(in)./icespeed2(in);
33     vdir2(in)=vice2(in)./icespeed2(in);
34    
35     % plot comparison figures
36     clf, subplot(321)
37     mypcolor(lon,lat,area2'); caxis([0 1]), colorbar
38     title('Sea-ice concentration with pkg/exf')
39     set(gca,'xticklabel',[])
40    
41     subplot(322)
42     mypcolor(lon,lat,area2'-area1'); colorbar
43     title('Difference with Experiment 1')
44     set(gca,'xticklabel',[])
45    
46     subplot(323)
47     mypcolor(lon,lat,heff2'); caxis([0 .3]), colorbar
48     title('Effective sea-ice thickness (m)')
49     set(gca,'xticklabel',[])
50    
51     subplot(324)
52     mypcolor(lon,lat,heff2'-heff1'); colorbar
53     title('Difference with Experiment 1')
54     set(gca,'xticklabel',[])
55    
56     subplot(325)
57     mypcolor(Blon,Blat,icespeed2'); caxis([0 10]), colorbar
58     hold on, myquiver(Blon,Blat,udir2',vdir2','k');
59     title('Sea-ice velocity (cm/s)')
60    
61     subplot(326)
62     mypcolor(Blon,Blat,icespeed2'-icespeed1'); colorbar
63     if mmax(abs(udir2-udir1)) | mmax(abs(vdir2-vdir1))
64     hold on, myquiver(Blon,Blat,udir2'-udir1',vdir2'-vdir1','k');
65     end
66     title('Difference with Experiment 1')

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