how dimensionality reduction with pca in matlab

hi every body I have I big data, which contains 53 row and 16384 columns . I must reduce the number of columns in matlab with pca method . I need matlab code for this. please help me.

回答 (1 件)

the cyclist
the cyclist 2015 年 6 月 11 日

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Do you have the Statistics Toolbox?
If so, use the pca function. Syntax and examples are available at the documentation page for pca.
If not, perhaps search the File Exchange?

1 件のコメント

zahra bahrami
zahra bahrami 2015 年 6 月 12 日
thank you for answering I havenot statictis toolbox. witch of the file in file exchange I have to use and how I use. its need to install?

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