nx=120;ny=31;nz=29;n=nx*ny*nz;nens=30;
%iter=68;
z=15;
disp=0;


%filename=sprintf('%s','../00/assimilate/pickup.in')
filename=sprintf('%s%03i%s','../da/00/assimilate/pickup.',iter,'.out')
fid=fopen(filename,'r','ieee-be');
foo=fread(fid,13*n+ny*nx,'float64');
%s=0; mn(k+1)=mean(foo(s*n+1:s*n+n));
i=0;truu=reshape(foo(i*n+1:(i+1)*n),[nx ny nz]);
i=3;truv=reshape(foo(i*n+1:(i+1)*n),[nx ny nz]);
i=6;truw=reshape(foo(i*n+1:(i+1)*n),[nx ny nz]);



for k=1:nens
%k=0;
filename=sprintf('%s%02i%s%03i%s','../da/',k,'/assimilate/pickup.',iter,'.out')
%filename=sprintf('%s%02i%s','../',k,'/assimilate/pickup.in')
fid=fopen(filename,'r','ieee-be');
foo=fread(fid,13*n+ny*nx,'float64');
%s=0; mn(k+1)=mean(foo(s*n+1:s*n+n));
i=0;memu(:,k)=foo(i*n+1:(i+1)*n);
i=3;memv(:,k)=foo(i*n+1:(i+1)*n);
i=6;memw(:,k)=foo(i*n+1:(i+1)*n);
fclose(fid);
end

ensu(:,:,:)=reshape(mean(memu,2),[nx ny nz]);
ensv(:,:,:)=reshape(mean(memv,2),[nx ny nz]);
ensw(:,:,:)=reshape(mean(memw,2),[nx ny nz]);


rmsu=reshape(std(memu,0,2),[nx ny nz]);
rmsv=reshape(std(memv,0,2),[nx ny nz]);
rmsw=reshape(std(memw,0,2),[nx ny nz]);

%figure(1);imagesc(rmsu(:,:,z));colorbar
%figure(2);imagesc(rmsv(:,:,z));colorbar
%figure(3);imagesc(rmsw(:,:,z));colorbar


if (disp)
  subplot(3,2,1);imagesc(truu(:,:,z));colorbar;
  subplot(3,2,3);imagesc(truv(:,:,z));colorbar;
  subplot(3,2,5);imagesc(truw(:,:,z));colorbar;

  subplot(3,2,2);imagesc(ensu(:,:,z));colorbar;
  subplot(3,2,4);imagesc(ensv(:,:,z));colorbar;
  subplot(3,2,6);imagesc(ensw(:,:,z));colorbar;
  title(sprintf('%s%i','truth and ensemble mean after assim',iter));
end