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ÈçºÎÓÃmatlab½¨Á¢NetCDFÎļþ, ÎÒÓÐÈýάµÄÍ¬Î»ËØÊý¾Ýd18O(time,lat,lon)ÈçtxtÎļþ,ÈçºÎ½¨Á¢NetCDFÎļþ. data.txt site lat lon Date d18O Chicago 41.78 -87.75 1962-01-15 -18.7 Chicago 41.78 -87.75 1962-02-15 -11.6 Chicago 41.78 -87.75 1962-03-15 -11.4 Chicago 41.78 -87.75 1962-04-15 -6.6 Chicago 41.78 -87.75 1962-05-15 -1.8 Chicago 41.78 -87.75 1962-06-15 -2.7 Chicago 41.78 -87.75 1962-07-15 -5.5 Chicago 41.78 -87.75 1962-08-15 -3.8 Chicago 41.78 -87.75 1962-09-15 -2 Chicago 41.78 -87.75 1962-10-15 -5.7 Chicago 41.78 -87.75 1962-11-15 -10.7 Chicago 41.78 -87.75 1962-12-15 -15.1 Chicago 41.78 -87.75 1963-01-15 -11 Chicago 41.78 -87.75 1963-02-15 -16.7 Chicago 41.78 -87.75 1963-03-15 -5.9 Chicago 41.78 -87.75 1963-04-15 -6.2 Chicago 41.78 -87.75 1963-05-15 -1.8 Chicago 41.78 -87.75 1963-06-15 0.9 Chicago 41.78 -87.75 1963-07-15 -4.3 Chicago 41.78 -87.75 1963-08-15 -1.8 Chicago 41.78 -87.75 1963-09-15 -2.2 Chicago 41.78 -87.75 1963-10-15 -1.2 Chicago 41.78 -87.75 1963-11-15 -15.6 |
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xinmeng8803(½ð±Ò+2):¸Ðл»Ø¸´i£¡ 2010-03-11 09:17
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ÎÒûÓÐ×ö¹ýÕâÑùµÄ¹¤×÷£¬ÎÒÊǾ³£¶ÁnetcdfÎļþ£¬ÔÚmatlabÀïÃæ Äã¿ÉÒÔ¿´¿´netcdf°ïÖú£¬ÆäʵºÜÏêϸµÄ %An example to generate an nc file % ---------------------------- DEFINE THE FILE --------------------------- % ncquiet % No NetCDF warnings. nc = netcdf('ncexample.nc', 'clobber'); % Create NetCDF file,ÊäÈëÎļþÃû. nc.description = 'NetCDF Example'; % Global attributes,»ù±¾ÐÅÏ¢. nc.author = 'Dr. Charles R. Denham'; nc.date = 'June 9, 1997'; nc('latitude') = 10; % Define dimensions,Êý×éάÊý. nc('longitude') = 10; nc{'latitude'} = 'latitude'; % Define variables,¶¨Òå±äÁ¿. nc{'longitude'} = 'longitude'; nc{'depth'} = {'latitude', 'longitude'}; nc{'latitude'}.units = 'degrees'; % Attributes,µ¥Î»ÐÅÏ¢. nc{'longitude'}.units = 'degrees'; nc{'depth'}.units = 'meters'; % ---------------------------- STORE THE DATA ---------------------------- % latitude = [0 10 20 30 40 50 60 70 80 90]; % Matlab data,±äÁ¿ÊýÖµ. longitude = [0 20 40 60 80 100 120 140 160 180]; depth = rand(length(latitude), length(longitude)); nc{'latitude'}( = latitude; % Put all the data,¶ÔncÎļþ¸³¸÷±äÁ¿µÄÖµ.nc{'longitude'}( = longitude;nc{'depth'}( = depth;nc = close(nc); % Close the file,¹Ø±ÕÎļþ. % ---------------------------- RECALL THE DATA ---------------------------%¶ÁÎļþ nc = netcdf('ncexample.nc', 'nowrite'); % Open NetCDF file. description = nc.description( % Global attribute.variables = var(nc); % Get variable data. for i = 1:length(variables) disp([name(variables{i}) ' =']), disp(' ') disp(variables{i}( )end nc = close(nc); % Close the file. % --------------------------------- DONE --------------------------------- % |
2Â¥2010-03-11 08:40:28
liuzf406
ľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 7 (Ó×¶ùÔ°)
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3Â¥2010-03-11 08:59:43
liuzf406
ľ³æ (ÖøÃûдÊÖ)
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4Â¥2010-03-11 09:07:24
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5Â¥2010-03-11 11:56:56
liuzf406
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- ×¢²á: 2007-12-03
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clear %define axis X=40.5:42.5; Y=-88.5:-86.5; T=169:372; %time period 1/1962:12/1979 %Creat netcdf file ncid = netcdf.create('Isotope.nc','NC_WRITE'); %Define the dimensions of the variables latdimID = netcdf.defDim(ncid,'lat',length(X)); londimID = netcdf.defDim(ncid,'lon',length(Y)); timedimID = netcdf.defDim(ncid,'time',length(T)); % Define a new variable named 'monthlyIso'in the file isovarid = netcdf.defVar(ncid,'monthlyIso','NC_DOUBLE',[latdimID londimID timedimID]); % Assign unit attributes netcdf.putAtt(ncid,isovarid,'units','per mil'); netcdf.endDef(ncid); netcdf.putVar(ncid,isovarid,mydata); netcdf.close(ncid); ÊÔÁËÊÔ,¿ÉÊDz»¶Ô°¡. |
6Â¥2010-03-11 23:56:31
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- Ìû×Ó: 1468
- ÔÚÏß: 74.9Сʱ
- ³æºÅ: 121259
- ×¢²á: 2005-12-03
- ÐÔ±ð: GG
- רҵ: ´óÆø»·¾³ÓëÈ«ÇòÆøºò±ä»¯
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= latitude; % Put all the data,¶ÔncÎļþ¸³¸÷±äÁ¿µÄÖµ.