±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 183  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

likexin111

гæ (³õÈëÎÄ̳)

[½»Á÷] ¡¾ÇóÖú¡¿Çë½Ì¸÷λmatlabBPËã·¨µÄÎÊÌâ

ÄÄλ¸ßÈËÖªµÀÔõô±àдmatlabÊýÖµ·ÂÕæ·½ÃæµÄ¶«Î÷£¬ÎÒÕâ±ßÕÒ²»µ½Ïà¹ØµÄÎÄÏ××ÊÁÏ£¬¾ßÌåµÄÊÇÎÒÏëÉè¼ÆÒ»¸öF=f(x,y,z)µÄ·ÇÏßÐÔÏà¹ØµÄº¯Êý£¬x,y,zÖ®¼äûÓÐÏßÐÔÏà¹Ø£¬ÔõôÑù°ÑÕâ¸öfÉè¼Æ³öÀ´ÄØ£¿
ÎÊÌâ²¹³ä£º
£¬ÎÒÏÖÔÚ²»ÖªµÀÔõôȷ¶¨BPËã·¨newffÖеÄÿ²ãÉñ¾­ÔªÊýÄ¿£¬ÎÒ¸ø´ó¼ÒдһÏ£¬Çë¸÷λ°ï°ïÎÒ£º
x=[0 0 0;0.1428 0 0;0.4286 0 0;0.7143 0 0;1 0 0;0 1 0;0.1428 1 0;0.4286 1 0;0.7143 1 0;1 1 0;0 0.3401 0.5;0.1428 0.3401 0.5;0.4286 0.3401 0.5;0.7143 0.3401 0.5;1 0.3401 0.5;0 0.3401 1;0.1428 0.3401 1;1 1 1];
xm=x';
m=[0.08445 0.09402 0.11989 0.10665 0.09981 0.19127 0.20543 0.23391 0.21416 0.20550 0.18911 0.15711 0.16927 0.15482 0.11855 0.20608 0.18221 0.3011];
net=newff([0 1;0 1;0 1],[S1,S2],{'logsig''purelin'},'trainlm');
¾ÍÊÇ×îºóÕâ¸öS1,S2Ôõôȷ¶¨ÄØ£¿ÎÒÊǸÃÉè¼ÆÁ½²ãµÄBpÍøÂçÂð£¿
¸÷λ°ï°ïÎÒ°É£¬
ÒÔǰûѧ¹ýÕâ¸ö£¬ÄÑΪËÀÎÒÁË£»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

wwl023

гæ (³õÈëÎÄ̳)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Ó¦¸ÃÊÇÁ½²ãµÄÉñ¾­ÍøÂ磬´ó¶àÊÇÒ»¸öÒþ²ãÇÒÒþ²ãµÄ½ÚµãÊýÒ»°ãÊÇͨ¹ý¾­Ñ鹫ʽµÃ³ö£¬ÔÚÒÔºóµÄѵÁ·¹ý³ÌÖбßѵÁ·±ßÐÞ¸ÄÒþ²ãµÄ½ÚµãÊýÖ±µ½Âú×ãÒªÇó
2Â¥2009-05-30 21:02:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wwl023

гæ (³õÈëÎÄ̳)

Ó¦¸ÃÊÇÁ½²ãµÄÉñ¾­ÍøÂ磬´ó¶àÊÇÒ»¸öÒþ²ãÇÒÒþ²ãµÄ½ÚµãÊýÒ»°ãÊÇͨ¹ý¾­Ñ鹫ʽµÃ³ö£¬ÔÚÒÔºóµÄѵÁ·¹ý³ÌÖбßѵÁ·±ßÐÞ¸ÄÒþ²ãµÄ½ÚµãÊýÖ±µ½Âú×ãÒªÇó
3Â¥2009-05-30 21:06:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ likexin111 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] µç×ÓÐÅÏ¢µ÷¼Á½»²æÑ§¿ÆÓÐÍÆ¼öÂð +4 jhtfeybgj 2026-04-01 6/300 2026-04-04 00:14 by Öí»á·É
[¿¼ÑÐ] ¹¤¿ÆÇóµ÷¼Á +10 11ggg 2026-04-03 10/500 2026-04-03 22:35 by syjjj0321
[¿¼ÑÐ] 321Çóµ÷¼Á +3 ÈÏÕæÇóÉÏѧ 2026-04-03 3/150 2026-04-03 21:12 by ¿ÆÑÐСר¼Ò
[¿¼ÑÐ] 085600£¬²ÄÁÏÓ뻯¹¤321·ÖÇóµ÷¼Á +12 ´ó²öС×Ó 2026-03-28 12/600 2026-04-03 14:16 by °ÙÁéͯ888
[¿¼ÑÐ] 320Çóµ÷¼Á +3 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-03 3/150 2026-04-03 11:40 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 085801 ×Ü·Ö275 ±¾¿ÆÐÂÄÜÔ´ Çóµ÷¼Á +19 bradoner 2026-04-01 23/1150 2026-04-03 10:07 by linyelide
[¿¼ÑÐ] һ־Ըɽ¶«´óѧ»¯Ñ§Ó뻯¹¤Ñ§Ôº²ÄÁÏÓ뻯¹¤×¨Ë¶£¬360·ÖÇóµ÷¼Á +4 ²»Ô¸Í¸Â¶ÐÕÃûµÄË 2026-04-02 4/200 2026-04-03 09:29 by ÒÅÍüÏûʧµÄž™
[¿¼ÑÐ] 279Çóµ÷¼Á +5 ¸µÎÄÇï 2026-04-02 5/250 2026-04-02 18:10 by ±ÊÂä½õÖÝ
[¿¼ÑÐ] 346Çóµ÷¼Á +5 Ö£³ÏÀÖ 2026-04-02 5/250 2026-04-02 16:38 by SZW_UJN
[¿¼ÑÐ] ũѧ¿¼ÑÐÇóµ÷¼Á +3 dkdkxm 2026-04-01 3/150 2026-04-02 16:04 by wangjagri
[¿¼ÑÐ] 285Çóµ÷¼Á +14 AZMK 2026-04-02 14/700 2026-04-02 15:54 by ÉϾÅÌìÀ¿Ô£¨ºÃÔ
[¿¼ÑÐ] °²È«¹¤³Ì 285 Çóµ÷¼Á +3 Xinyu56 2026-04-01 4/200 2026-04-01 21:50 by ¾²¾²¾²¾²¾²¾²¾²¾
[¿¼ÑÐ] 0703Ò»Ö¾Ô¸ÄÏʦ´ó334Çóµ÷¼Á +4 seven7yu 2026-03-30 4/200 2026-04-01 16:10 by oooqiao
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏʦ·¶361·Ö£¬»¯Ñ§Çóµ÷¼Á +4 Nicole88888 2026-04-01 4/200 2026-04-01 10:08 by ÌÆãå¶ù
[¿¼ÑÐ] ½­ËÕËÕ±±¸ßУ³ÏÑûµ÷¼Áͬѧ +3 zzll406 2026-03-31 3/150 2026-03-31 16:54 by ¼°Ê±ÐÐÀÖfan
[¿¼ÑÐ] Çó»¯Ñ§µ÷¼Á +12 wulanna 2026-03-28 12/600 2026-03-31 16:38 by 690616278
[¿¼ÑÐ] 353Çóµ÷¼Á +3 ½­ÉÏ·ã_26 2026-03-28 3/150 2026-03-31 15:53 by jp9609
[¿¼ÑÐ] 276Çóµ÷¼Á +3 ÕԾûª 2026-03-29 3/150 2026-03-31 10:06 by cal0306
[¿¼ÑÐ] 323·Ö ʳƷÓëÓªÑøµ÷¼Á +3 ºÙooo 2026-03-31 3/150 2026-03-31 09:38 by longlotian
[¿¼ÑÐ] ¼ª´óÉúÎïѧ326·ÖÇóµ÷¼Á +3 sunnyupup 2026-03-31 3/150 2026-03-31 09:28 by longlotian
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û