Documentation of define_trop_CT


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Listing of script define_trop_CT


cd /home/disk/hayes/dvimont/ccm3.6/data/CT
[wsst] = getnc('ct_warm_sst.nc', 'SST');
[csst] = getnc('ct_cold_sst.nc', 'SST');
[sst ] = getnc('T42M5079.nc'   , 'SST');
[lat, lon] = getll('ct_warm_sst.nc');
sst = [sst(9:12,:,:); sst(1:4,:,:)];
ctpat = wsst - sst;
figure(1)
sp(1)
     gcont(squeeze(ctpat(1,:,:)), [-2:.2:2])
     dc
     hold on
     line([295 260], [0 25])
     line([295 295], [-25 0])
     line([145 295], [-25 -25])
     line([145 110], [-25 0])
     line([110 110], [0 25])
     line([110 260], [25 25])
     hold off
sp(2)
     gcont(squeeze(ctpat(1,:,:)), [-2:.2:2])
     dc
[ntim, nlat, nlon] = size(sst);
ssta = zeros(nlat, nlon);
[xk, yk] = keep_var([110 260 0 25], lon, lat);
ssta(yk, xk) = ones(length(yk), length(xk));
[xk, yk] = keep_var([145 295 -25 0], lon, lat);
ssta(yk, xk) = ones(length(yk), length(xk));
[xk, yk] = keep_var([260 295 0 25]);
for i = 1:length(yk);
  xk = find(lon >= 260 & lon <= (295 - (35/25)*lat(yk(i))));
  ssta(yk(i), xk) = ones(1, length(xk));
end
[xk, yk] = keep_var([110 145 -25 0], lon, lat);
for i = length(yk):-1:1;
  xk = find(lon <= 145 & lon >= (110 - (35/25)*lat(yk(i))));
  ssta(yk(i), xk) = ones(1, length(xk));
end
ssta = myrunning_ave(myrunning_ave(ssta, 3), 3);
ssta = (myrunning_ave(myrunning_ave(ssta', 3), 3))';
figure(1)
sp(2)
     gcont(squeeze(ctpat(1,:,:)), [-2:.2:2])
     dc
     hold
     contour(XAX, YAX, ssta, [-2:.2:2],'k');
     hold off
newctpat = zeros(ntim, nlat, nlon);
for i = 1:ntim
  newctpat(i,:,:) = ssta .* squeeze(ctpat(i,:,:));
end
figure(1)
sp(1)
     gcont(squeeze(mean(ctpat(:,:,:))), [-2:.2:2])
     dc
     hold on
     contour(XAX, YAX, ssta, [-2:.2:2], 'k')
     hold off
     title('Original CT forcing pattern, with Weighting Function Overlay')
sp(2)
     gcont(squeeze(mean(newctpat(:,:,:))), [-2:.2:2])
     dc
     title('New CT forcing pattern, Tropical Pacific only')
     xlabel('Contour Interval:  0.2 K (std)^-^1')
cd /home/disk/tao/dvimont/matlab/CCM/CT/CT_Plots
cd /home/disk/hayes/dvimont/ccm3.6/data/CT
filin = 'wct_TPAC.nc';
nc = netcdf(filin, 'write');
  sstw = nc{'SST'}(:);
  sstw = sstw + newctpat;
  nc{'SST'}(:,:,:) = sstw;
nc = close(nc);
filin = 'cct_TPAC.nc';
nc = netcdf(filin, 'write');
  sstw = nc{'SST'}(:);
  sstw = sstw - newctpat;
  nc{'SST'}(:,:,:) = sstw;
nc = close(nc);

[date, time] = getnc('ct_warm_sst.nc', 'date', 'time');

filin = 'wct_TPAC.nc';
nc = netcdf(filin, 'write');
  nc{'time'}(:) = time;
  nc{'date'}(:) = date;
nc = close(nc);

filin = 'cct_TPAC.nc';
nc = netcdf(filin, 'write');
  nc{'time'}(:) = time;
  nc{'date'}(:) = date;
nc = close(nc);