Assuming `size(X,2) == 2` then
```
plotcov(cov(X), mean(X));
```
will draw ellipses at 1, 2 and 3 standard deviations.
See also (or just run) `plotcov_demo` for an example.
引用格式
Paul (2024). plotcov(C, mu, varargin) (https://www.mathworks.com/matlabcentral/fileexchange/60177-plotcov-c-mu-varargin), MATLAB Central File Exchange. 检索时间: .
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