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comparison toolboxes/FullBNT-1.0.7/nethelp3.3/eigdec.htm @ 0:e9a9cd732c1e tip
first hg version after svn
| author | wolffd |
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| date | Tue, 10 Feb 2015 15:05:51 +0000 |
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| 1 <html> | |
| 2 <head> | |
| 3 <title> | |
| 4 Netlab Reference Manual eigdec | |
| 5 </title> | |
| 6 </head> | |
| 7 <body> | |
| 8 <H1> eigdec | |
| 9 </H1> | |
| 10 <h2> | |
| 11 Purpose | |
| 12 </h2> | |
| 13 Sorted eigendecomposition | |
| 14 | |
| 15 <p><h2> | |
| 16 Synopsis | |
| 17 </h2> | |
| 18 <PRE> | |
| 19 evals = eigdec(x, N) | |
| 20 [evals, evec] = eigdec(x, N) | |
| 21 </PRE> | |
| 22 | |
| 23 | |
| 24 <p><h2> | |
| 25 Description | |
| 26 </h2> | |
| 27 | |
| 28 <CODE>evals = eigdec(x, N</CODE> computes the largest <CODE>N</CODE> eigenvalues of the | |
| 29 matrix <CODE>x</CODE> in descending order. <CODE>[evals, evec] = eigdec(x, N)</CODE> | |
| 30 also computes the corresponding eigenvectors. | |
| 31 | |
| 32 <p><h2> | |
| 33 See Also | |
| 34 </h2> | |
| 35 <CODE><a href="pca.htm">pca</a></CODE>, <CODE><a href="ppca.htm">ppca</a></CODE><hr> | |
| 36 <b>Pages:</b> | |
| 37 <a href="index.htm">Index</a> | |
| 38 <hr> | |
| 39 <p>Copyright (c) Ian T Nabney (1996-9) | |
| 40 | |
| 41 | |
| 42 </body> | |
| 43 </html> |