matlab nc4
时间: 2023-11-06 21:01:38 浏览: 237
nc4是一种NetCDF文件格式,用于存储科学数据的多维数组。在Matlab中,你可以使用`ncdisp`函数来获取.nc4文件的变量信息。例如,使用以下代码可以获取文件的变量信息:
```
ncdisp('D:\shiyanshuju\GPM\20010101.nc4')
```
另外,你还可以使用Matlab将.nc4格式的文件转换为.tif格式。以下是一个示例代码:
```
clc; clear;
datadir = 'D:\data\GPM2001-2020\';
filelist = dir([datadir,'*.nc4']);
k = length(filelist);
for i = 1:k
ncFilePath = ['D:\data\GPM2001-2020\',filelist(i).name];
name = filelist(i).name();
lon = ncread(ncFilePath,'lon');
lat = ncread(ncFilePath,'lat');
time = ncread(ncFilePath,'time');
pre = ncread(ncFilePath,'precipitation');
R = georasterref('RasterSize', size(pre),'Latlim', [double(min(lat)) double(max(lat))], 'Lonlim', [double(min(lon)) double(max(lon))]);
geotiffwrite(['D:\data\GPM2001-2020\nc转tif\',name,'.tif'],pre,R);
disp([name,'done'])
end
disp('finish!')
```
请注意,以上代码是一个示例,你需要根据你的文件路径和变量名进行相应的修改。
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