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ÏÂÃæÊÇÎÒµÄÒ»¶Î´úÂë¡£ ÔÚTest(1,: )=Train(i,: ); %Óï¾ä³ö³ö´íÁË¡£ ÔÚÕâ¸öÑ»·Ö®Ç°£¬ÔÚdebugģʽÏ£¬ÎҲ鿴ÁËTrainÊý×éµÄ´óС size(Train) ans = 100000 3 ´óСºÍÎÒifÓï¾äÑ»·Í£Ö¹µÄÁ¿ÊÇÒ»ÑùµÄ£¬ÎªºÎ»¹ÊDZ¨´íÁË¡£ Êý¾ÝÌ«´óÁË£¬µ¥²½µ÷ÊÔÕæµÄ²»ÈÝÒס£¶øÇÒÊdzõѧÕߣ¬´ó¼ÒÖ¸½Ì°É¡£½ð±Ò·îÉÏ£¡Ð»Ð» function Leaveoneout() nr = 100000; ni = 1682; nu = 943; rmse = 0; Train = load('u.data'); Train(:,4)=[]; Trainuimatrix = zeros(nu,ni); for i = 1:nr Trainuimatrix( Train(i, 1), Train(i, 2) ) = Train(i, 3); end Dresult = zeros(nr, 5); Dresult(:, 1) = Train(:, 3); for i = 1:1:nr Test(1,: )=Train(i,: ); %´Ë´¦³ö´íÁË,nrֵΪ100000,ÔËÐе½10000µÄʱºò»¹Ã»Óгö´í Train(i,: )=[]; [rating] = Userbased(Train, Test, Trainuimatrix, nr, nu, ni); Dresult(i, 2) = rating; end [ Last edited by minstrel on 2010-5-10 at 22:41 ] |
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minstrel
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minstrel
ľ³æ (ÕýʽдÊÖ)
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 2215
- É¢½ð: 4732
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- Ìû×Ó: 718
- ÔÚÏß: 336.7Сʱ
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- ×¢²á: 2005-08-03
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