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caolinggirl

½ð³æ (СÓÐÃûÆø)

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A=[1 2 3 4
     5 6 7 8
    .......]
B=[1/10 2/10 3/10 4/10
     5/26 6/26 7/26 8/28
        ...]
matlab ÈçºÎ¼òµ¥ÊµÏÖ
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» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

QHxwzs

Òø³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
A=rand(20,4);
B=zeros(20,4);
for i=1:length(A)
B(i,=A(i,/sum(A(i,);
end

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

2Â¥2013-10-07 02:04:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

libralibra

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

æôÆï½«¾ü

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¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
caolinggirl: ½ð±Ò+20, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, À©Õ¹µÄºÃÇÉÃллÁË 2013-10-07 10:05:59
ÏòÁ¿»¯µÄ²Ù×÷·½·¨
CODE:

% Ô­¾ØÕó
A=[1 2 3 4
     5 6 7 8]
% ÿһÐÐÇóºÍ
suma = sum(A,2)
% ½«ºÍ¾ØÕóÀ©Õ¹ÎªÓëAÏàͬsizeµÄ¾ØÕó
fulla = repmat(suma,[1,size(A,2)])
% Ö±½Óµã³ý,µÃµ½¾ØÕóB,¾ÍÊǽá¹û
B = A./fulla

matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
3Â¥2013-10-07 02:38:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

caolinggirl

½ð³æ (СÓÐÃûÆø)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
2Â¥: Originally posted by QHxwzs at 2013-10-07 02:04:18
A=rand(20,4);
B=zeros(20,4);
for i=1:length(A)
B(i,=A(i,/sum(A(i,);
end

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4Â¥2013-10-07 10:09:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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