matlab把csv一维数据压缩为一半
时间: 2023-05-26 12:05:53 浏览: 86
以下是一个压缩csv一维数据的示例代码:
```matlab
% 加载数据
data = csvread('data.csv');
% 判断数据长度是否为偶数
if mod(length(data), 2) ~= 0
error('数据长度必须为偶数');
end
% 压缩数据
compressed_data = zeros(length(data) / 2, 1);
for i = 1:2:length(data)
compressed_data((i+1)/2) = (data(i) + data(i+1))/2;
end
% 将压缩后的数据写回csv
csvwrite('compressed_data.csv', compressed_data);
```
这段代码首先从csv文件中加载数据。然后,它检查数据长度是否为偶数。如果不是,它会抛出一个错误。接下来,代码在一个循环中遍历原始数据数组的每对相邻元素,取它们的平均值,并将结果存储在压缩数据数组中。最后,压缩数据写回到csv文件中。
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