{"id":1372,"date":"2022-01-05T16:54:30","date_gmt":"2022-01-05T08:54:30","guid":{"rendered":"http:\/\/139.9.1.231\/?p=1372"},"modified":"2022-01-05T16:54:32","modified_gmt":"2022-01-05T08:54:32","slug":"date","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/01\/05\/date\/","title":{"rendered":"\u6570\u636e\u964d\u7ef4\u65b9\u6cd5\u6c47\u603b"},"content":{"rendered":"\n

\u7f51\u4e0a\u5173\u4e8e\u5404\u79cd\u964d\u7ef4\u7b97\u6cd5\u7684\u8d44\u6599\u53c2\u5dee\u4e0d\u9f50\uff0c\u540c\u65f6\u5927\u90e8\u5206\u4e0d\u63d0\u4f9b\u6e90\u4ee3\u7801\u3002\u8fd9\u91cc\u6709\u4e2a GitHub \u9879\u76ee\u6574\u7406\u4e86\u4f7f\u7528 Python \u5b9e\u73b0\u4e86 11 \u79cd\u7ecf\u5178\u7684\u6570\u636e\u62bd\u53d6\uff08\u6570\u636e\u964d\u7ef4\uff09\u7b97\u6cd5\uff0c\u5305\u62ec\uff1aPCA\u3001LDA\u3001MDS\u3001LLE\u3001TSNE \u7b49\uff0c\u5e76\u9644\u6709\u76f8\u5173\u8d44\u6599\u3001\u5c55\u793a\u6548\u679c\u3002<\/p>\n\n\n\n

\u6240\u8c13\u964d\u7ef4\uff0c\u5373\u7528\u4e00\u7ec4\u4e2a\u6570\u4e3a d \u7684\u5411\u91cf Zi \u6765\u4ee3\u8868\u4e2a\u6570\u4e3a D \u7684\u5411\u91cf Xi \u6240\u5305\u542b\u7684\u6709\u7528\u4fe1\u606f\uff0c\u5176\u4e2d d<D\uff1b\u901a\u4fd7\u6765\u8bb2\uff0c\u5373\u5c06\u9ad8\u7ef4\u5ea6\u4e0b\u964d\u81f3\u4f4e\u7ef4\u5ea6\uff1b\u5c06\u9ad8\u7ef4\u6570\u636e\u4e0b\u964d\u4e3a\u4f4e\u7ef4\u6570\u636e\u3002<\/p>\n\n\n\n

\u964d\u7ef4\u7b97\u6cd5<\/th>\u8d44\u6599\u94fe\u63a5<\/th>\u4ee3\u7801<\/th>\u5c55\u793a<\/th><\/tr><\/thead>
PCA<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a5\uff12<\/a> \u8d44\u6599\u94fe\u63a5\uff13<\/a><\/td>PCA<\/a><\/td><\/a><\/td><\/tr>
KPCA<\/td>\u8d44\u6599\u94fe\u63a51<\/a> \u8d44\u6599\u94fe\u63a52<\/a> \u8d44\u6599\u94fe\u63a53<\/a><\/td>KPCA<\/a><\/td><\/a><\/td><\/tr>
LDA<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a52<\/a><\/td>LDA<\/a><\/td><\/a><\/td><\/tr>
MDS<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a><\/td>MDS<\/a><\/td><\/a> <\/a><\/td><\/tr>
ISOMAP<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a5\uff12<\/a><\/td>ISOMAP<\/a><\/td><\/a><\/td><\/tr>
LLE<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a52<\/a><\/td>LLE<\/a><\/td><\/a><\/td><\/tr>
TSNE<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a><\/td>TSNE<\/a><\/td><\/a><\/td><\/tr>
AutoEncoder<\/td>\u65e0\u3000<\/td><\/td><\/a><\/td><\/tr>
FastICA<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a><\/td>FastICA<\/a><\/td><\/td><\/tr>
SVD<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a52<\/a><\/td>SVD<\/a><\/td><\/td><\/tr>
LE<\/td>\u8d44\u6599\u94fe\u63a51<\/a>\u8d44\u6599\u94fe\u63a52<\/a><\/td>LE<\/a><\/td><\/a><\/td><\/tr>
LPP<\/td>\u8d44\u6599\u94fe\u63a5\uff11<\/a> \u8d44\u6599\u94fe\u63a5\uff12<\/a><\/td>LPP<\/a><\/td><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u73af\u5883: python3.6 ubuntu18.04(windows10)<\/code> \u9700\u8981\u7684\u5e93: numpy sklearn tensorflow matplotlib<\/code><\/p>\n\n\n\n

github\uff1ahttps:\/\/github.com\/heucoder\/dimensionality_reduction_alo_codes\u00a0<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

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