²é¿´: 3866  |  »Ø¸´: 2
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

meifangh

гæ (СÓÐÃûÆø)

[ÇóÖú] ʹÓÃmatlab lsqcurvefitÄâºÏ¸´Êýº¯Êý£¬ÄâºÏ³öÀ´µÄ²ÎÊýÔõôÎȶ¨ÔÚʵÊýÓò ÒÑÓÐ2È˲ÎÓë

ÎÒ¾Ù¸öÀý×Ó£º
       ¶Ôº¯Êý  £º   y = q1*exp(1j*x)+q2*exp(1j*x*pi);   ÖеÄq(1)£»q(2)½øÐÐÄâºÏ£¡

      ÒÑ֪ԭʼÊý¾Ýxdata£¨ÊµÊý£©¡£  ydata£¨¸´Êý£©¡£

      Ê¹Óà lsqcurvefit ½øÐÐÄâºÏµÄʱºò¡£ÄâºÏ³öÀ´µÄq£¨1£©£» q£¨2£©£»Îª¸´Êý¡£ÎÒÏ£ÍûÊÇÄâºÏ³öÀ´ÎªÊµÊý   

      ²»ÖªµÀ£¬Ôõô¶ÔԭʼÊý¾Ý½øÐÐÔõô´¦Àí£¡£¡£¡@ÔÂÖ»À¶@beefly
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Ïà¹ØÊý¾ÝÒ²·ÅÉÏÀ´°¡¡£
3Â¥2017-04-17 10:12:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

pkusunny

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸ßÊÖ¿ìÀ´°ïæ½â´ðÏÂ~
2Â¥2017-04-17 04:22:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +3 .m.. 2026-03-21 4/200 2026-03-21 16:25 by barlinike
[»ù½ðÉêÇë] ѧУÒѾ­Ìá½»µ½NSFC£¬»¹ÄÜÐÞ¸ÄÂ𣿠40+4 babangida 2026-03-19 9/450 2026-03-21 16:12 by babangida
[¿¼ÑÐ] 299Çóµ÷¼Á +4 shxchem 2026-03-20 6/300 2026-03-21 11:54 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 336Çóµ÷¼Á +3 rmc8866 2026-03-21 3/150 2026-03-21 11:16 by Çóµ÷¼Ázz
[¿¼ÑÐ] ²ÄÁϹ¤³Ì£¨×¨£©Ò»Ö¾Ô¸985 ³õÊÔ335Çóµ÷¼Á +3 hiloiy 2026-03-17 4/200 2026-03-21 03:04 by JourneyLucky
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +4 ÉúÎ﹤³Ìµ÷¼Á 2026-03-17 8/400 2026-03-21 02:12 by JourneyLucky
[¿¼ÑÐ] 307Çóµ÷¼Á +10 ÀäóÏ123 2026-03-17 10/500 2026-03-21 01:54 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí²ÄÁÏ305·ÖÇóµ÷¼Á +6 ÏëÉϰ¶µÄÀðÓã 2026-03-18 7/350 2026-03-21 01:03 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ£¬327·Ö£¬²ÄÁÏÓ뻯¹¤085600 +9 Ncdx123456 2026-03-19 9/450 2026-03-20 23:41 by lovewei0727
[¿¼ÑÐ] ±±¿Æ281ѧ˶²ÄÁÏÇóµ÷¼Á +5 tcxiaoxx 2026-03-20 5/250 2026-03-20 21:35 by laoshidan
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí²ÄÁϹ¤³Ì348Çóµ÷¼Á +3 £þ^£þ©bº¹ 2026-03-19 4/200 2026-03-20 21:01 by zhukairuo
[¿¼ÑÐ] 353Çóµ÷¼Á +3 À­¹³²»Ðí±ä 2026-03-20 3/150 2026-03-20 19:56 by JourneyLucky
[¿¼ÑÐ] ¹ãÎ÷´óѧ¼ÒÇÝÒÅ´«ÓýÖÖ¿ÎÌâ×é2026Äê˶ʿÕÐÉú£¨½ÓÊÕ¼ÆËã»úרҵµ÷¼Á£© +3 123°¢±ê 2026-03-17 3/150 2026-03-20 15:58 by ·ÉÐÐçù
[¿¼²©] É격26Äê +3 °Ë6°Ë68 2026-03-19 3/150 2026-03-19 19:43 by nxgogo
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 18889395102 2026-03-18 4/200 2026-03-19 16:13 by 30660438
[¿¼ÑÐ] ²ÄÁÏ¿¼Ñе÷¼Á +3 xwt¡£ 2026-03-19 3/150 2026-03-19 11:22 by wãåÑôw
[¿¼ÑÐ] ÓÐûÓеÀÌú/ÍÁľµÄÏëµ÷¼ÁÄÏÁÖ£¬¸ø×Ô¼ºÕÐʦµÜÖС« +3 TqlXswl 2026-03-16 7/350 2026-03-17 15:23 by TqlXswl
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703·½Ïò310·ÖÇóµ÷¼Á +3 ŬÁ¦·Ü¶·112 2026-03-15 3/150 2026-03-16 16:44 by houyaoxu
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û