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dfw1220

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dfw1220

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dfw1220: »ØÌûÖö¥ 2012-06-27 12:06:38
¶¥Ò»¸ö°¡...
2Â¥2012-06-27 10:47:04
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dfw1220

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dfw1220: »ØÌûÖö¥ 2012-07-03 15:52:42
ÒýÓûØÌû:
10Â¥: Originally posted by csgt0 at 2012-06-28 11:15:56
function dfw1220
clc
clear
k0=1-2^9:2^9;
ub=2^10*ones(1,2^10);
options=optimset('Algorithm','active-set');
k =fmincon(@caly,k0,[],[],[],[],[],ub,@nonlcon,options);
caly(k)
end

function y=c ...

²»¶ÔÄØ£¬kiºÍi¶¼ÊÇÈ¡ÕûÊý¡£¶øÇÒ½á¹û×îºóËã³öÀ´Ó¦¸ÃÊÇ4096£¬¾ÍÊÇ2^12£¬ÎÒÊýѧ֤Ã÷Ó¦¸Ãû´í£¬²»¹ý·Ç³£¸Ðл£¬»¹ÇëÄã°ï°ïæÐÞ¸ÄÏÂ~
11Â¥2012-06-28 11:30:37
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dfw1220

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ÇóyµÃ×îСֵ....
3Â¥2012-06-27 12:07:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

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¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
dfw1220: ½ð±Ò+15, ¡ï¡ï¡ïºÜÓаïÖú, ËäÈ»²»ÊÇmatlab£¬µ«Ò²ÊǸøÁËÒ»¸ö´ð°¸µÄ·½·¨ 2012-06-28 08:30:10
dbb627: ½ð±Ò+1, »¶Ó­½»Á÷ 2012-06-30 17:56:54
Æäʵ¾ÍÊÇÏßÐԹ滮ÎÊÌ⣬Çó½âÄѶȲ»´ó£¬¾ÍÊǹæÄ£½Ï´ó£¬Èçn=10£¬12ºÍ14ʱ£¬Çó½â±äÁ¿´ï·Ö±ðΪ£º1024¡¢4096¡¢16384¸ö¡£ÓÃ1stOpt¼ÆËãÁËn=10£¬m=8Ò»×飺
CODE:
Algorithm = LP;
Constant n=10, m=8;
Parameter For(i=1:2^n)(k[i]=[,2^n/i]);
MinFunction Sum(i=1:2^n)(k[i]*i^2);
            Sum(i=1:2^n)(k[i]*i)=2^n;
            Sum(i=1:2^n)(k[i])=2^m;

¸ÃÏßÐԹ滮µÄ×îС(Min)Ϊ£º-528733802.610265152

²ÎÊýֵ̫³¤ÁË£¬¾Í²»Ìù³öÁË¡£
4Â¥2012-06-27 15:18:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dfw1220

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ÒýÓûØÌû:
4Â¥: Originally posted by dingd at 2012-06-27 15:18:53
Æäʵ¾ÍÊÇÏßÐԹ滮ÎÊÌ⣬Çó½âÄѶȲ»´ó£¬¾ÍÊǹæÄ£½Ï´ó£¬Èçn=10£¬12ºÍ14ʱ£¬Çó½â±äÁ¿´ï·Ö±ðΪ£º1024¡¢4096¡¢16384¸ö¡£ÓÃ1stOpt¼ÆËãÁËn=10£¬m=8Ò»×飺

Algorithm = LP;
Constant n=10, m=8;
Parameter For(i=1:2^n ...

ÍüÁË˵ÁËËùÓеIJÎÊý¶¼ÊÇÕûÊý¡£Òò´Ë½á¹ûÒ²ÊÇÕûÊý¡£Äܲ»Äܽ«Ä¿±ê»¯³É2µÄÖ¸Êý¡£¶øÇÒÎҸղŸù¾ÝÄãµÄ´úÂë±àÒëû³É¹¦£¬·µ»ØÀ´µÄÊÇÈçÏÂ?? Undefined function or variable 'LP'.

Error in ==> sum at 1
Algorithm = LP;
ÒòΪÎÒmatlabÊdzõѧ...ËùÒÔÓкܶ಻¶®µÄµØ·½£¬»¹Íû¶à¶à°ïÖú
¸Ð¼¤²»¾¡
5Â¥2012-06-27 16:00:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Èç¹û¶¼ÊÇÕûÊý£¬´úÂëÂÔ×÷ÐÞ¸ÄÈçÏ£º
CODE:
Algorithm = LP;
Constant n=10, m=8;
Parameter For(i=1:2^n)(k[i]=[,2^n/i,0]);
MinFunction Sum(i=1:2^n)(k[i]*i^2);
            Sum(i=1:2^n)(k[i]*i)=2^n;
            Sum(i=1:2^n)(k[i])=2^m;

ÏßÐԹ滮µÄ×îС(Min)Ϊ£º4096

ÁíÍâ1stOptÊǸö¶ÀÁ¢µÄÈí¼þ£¬ÓëMatlabÎ޹ء£
6Â¥2012-06-27 20:42:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dfw1220

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
6Â¥: Originally posted by dingd at 2012-06-27 20:42:02
Èç¹û¶¼ÊÇÕûÊý£¬´úÂëÂÔ×÷ÐÞ¸ÄÈçÏ£º

Algorithm = LP;
Constant n=10, m=8;
Parameter For(i=1:2^n)(k=);
MinFunction Sum(i=1:2^n)(k*i^2);
            Sum(i=1:2^n)(k*i)=2^n;
            Sum(i=1:2^n)(k ...

ÄãµÄ¼ÆËã½á¹ûºÍÎÒÀíÂÛÖ¤Ã÷½á¹ûÊÇÒ»ÑùµÄ¡£µ«ÊÇÎÒ°ÑÄãµÄ´úÂë¸´ÖÆ¹ýÈ¥ºó£¬Ìáʾ˵2^10/1,]²ÎÊý¶¨ÒåÓÐÎó£¡Ã»°ì·¨ÔËÐС£ÎÒ×°µÄÊÇ1atOpt1.5×¢²á°æ£¬²»ÖªµÀÔõô»ØÊ¡£àÅ£¬×ÜÖ®·Ç³£¸ÐлµÄ£¬matlabµÄ»°ÊDz»ÊǺÜÂé·³£¿
7Â¥2012-06-27 21:22:54
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

1ÍøÉϵÄ1.5°æÀÏÁ˵㣬¹¦ÄÜҲȱʧÁ˲»ÉÙ¡£
8Â¥2012-06-27 21:38:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dfw1220

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
8Â¥: Originally posted by dingd at 2012-06-27 21:38:35
1ÍøÉϵÄ1.5°æÀÏÁ˵㣬¹¦ÄÜҲȱʧÁ˲»ÉÙ¡£

ßÀ£¬ÍøÉÏÕÒ²»µ½ÆÆ½â»òÕ߸ü¸ßµÄ°æ±¾ÁË¡·¡£¡£ÒòΪÎÒдһ¸ö¸´ÔÓ¶È·ÖÎö£¬ËùÒÔÒª¼ÆËãyµÄ×îСֵÇé¿ö£¬Õâ»áʱ£¬Ä³Ëã·¨µÄ¸´ÔÓ¶È×î´ó¡£²»»áÓÃmatlab£¬È»ºóÄãÕâ¸ö´úÂë²»ÄÜÔÚÎÒÏÖÔڵİ汾ÉÏÔËÐÐ...àÅ£¬ÎÒÖ§¸¶½ð±Ò°É£¬ÎÒÔڵȵÈÓÐûÓлámatlab°ïæһÏ£¬µ«Ëã³öÀ´µÄ½á¹ûȷʵºÍÎÒ·ÖÎö³öÀ´µÄ½á¹ûÒ»ÑùµÄ¡£ÖÁÉÙ´ÓʵÑéÉÏÒ²ÑéÖ¤ÁËÖ¤Ã÷¡£Ð»Ð»ÁË¡£
9Â¥2012-06-28 08:29:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

csgt0

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

²ÊÉ«¹Òͼ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
dbb627: ½ð±Ò+2, »¶Ó­½»Á÷ 2012-06-30 17:57:20
CODE:
function dfw1220
clc
clear
k0=1-2^9:2^9;
ub=2^10*ones(1,2^10);
options=optimset('Algorithm','active-set');
k =fmincon(@caly,k0,[],[],[],[],[],ub,@nonlcon,options);
caly(k)
end

function y=caly(k)
y=sum(k.*(1:length(k)).^2);
end

function [c,ceq]=nonlcon(k)
m=8;
n=10;
c=[k-2^n./(1:2^n)];
ceq=[sum(k)-2^m;sum(k.*(1:2^n))-2^n;all(mod(k,1))];
end

ans =

-5.2677e+008

´ó¸ÅŪÁËÏ£¬¹À¼ÆµÃÓÅ»¯ÓÅ»¯£¬²»ÖªµÀ¶Ô²»¶Ô
showmethemoney
10Â¥2012-06-28 11:15:56
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Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ dfw1220 µÄÖ÷Ìâ¸üÐÂ
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