24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 1298  |  »Ø¸´: 6

hanchenhua

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] Çó¸µÀûÒ¶±ä»»³ÌÐò

ÎÒÊÇmatlabµÄ²ËÄñ¼¶£¬ÓÃÍøÉÏ¿´µ½µÄ¸µÀûÒ¶±ä»»µÄ³ÌÐòÔËÐÐ×Ô¼ºµÄÊý¾Ý£¬½á¹ûºÜ¹ÖÒì¡£²»ÖªµÀÊÇʲôԭÒò¡£
ÆäʵÊý¾ÝºÜ¼òµ¥£¬Ò»ÁÐÊÇʱ¼ä£¬ÁíÒ»ÁÐÊÇζȱäÁ¿¡£
²ÉÑùƵÂÊ£º1·ÖÖÓ
²ÉÑù¸öÊý£º5241
»Ø¸´´ËÂ¥
Never give up! Move!
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fzwxjtu

Í­³æ (³õÈëÎÄ̳)

Ó¦¸ÃÊDzÉÑùƵÂÊÔõôÊÇÒ»·ÖÖÓ£¿Ó¦¸ÃÊǶàÉÙHz²Å¶Ô°É£¿
2Â¥2012-08-31 12:47:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

matlab×ÔÉí¾ÍÓÐfftÃüÁî°¡
ÎÒͬÒâÊå±¾»ªµÄ¹Ûµã£¬ÈËÃÇͶÉíÒÕÊõºÍ¿ÆÑ§ÁìÓòµÄÇ¿ÁÒÔ¸ÍûÖ®Ò»¾ÍÊÇÌÓÀëÍ´¿à¡¢²Ð¿áºÍ¿ÝÔïÎÞζµÄÏÖʵÉú»î£¬ÌÓÀë×Ô¼ºÆ®ºö²»¶¨µÄÆßÇéÁùÓûµÄèäèô¡£--°®Òò˹̹
3Â¥2012-08-31 13:32:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hanchenhua

Òø³æ (СÓÐÃûÆø)

ÎÒµÄÊý¾ÝÊÇ1·ÖÖÓÒ»¸ö£¬²ÉÑùƵÂÊÓ¦¸ÃËãÊÇ1·ÖÖÓ°É¡£
PS£ºmatlab×ÔÉí´ø×ŵĸµÀûÒ¶±ä»»£¬ÎÒ×ö³öÀ´µÄͼºÜ¹Ö¡£
Èç¹ûÓÐÄÇλ´óÏÀ·½±ãµÄ»°£¬Çë¼ÓÎÒQQ½»Á÷¡£Ð»Ð»£¡
Never give up! Move!
4Â¥2012-08-31 14:34:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fzwxjtu

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
4Â¥: Originally posted by hanchenhua at 2012-08-31 14:34:12
ÎÒµÄÊý¾ÝÊÇ1·ÖÖÓÒ»¸ö£¬²ÉÑùƵÂÊÓ¦¸ÃËãÊÇ1·ÖÖÓ°É¡£
PS£ºmatlab×ÔÉí´ø×ŵĸµÀûÒ¶±ä»»£¬ÎÒ×ö³öÀ´µÄͼºÜ¹Ö¡£
Èç¹ûÓÐÄÇλ´óÏÀ·½±ãµÄ»°£¬Çë¼ÓÎÒQQ½»Á÷¡£Ð»Ð»£¡

Äã°ÑÊý¾Ý·¢ÉÏÀ´£¿
5Â¥2012-09-01 09:03:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dk1013

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
½¨ÒéLZ×Ô¼º¿´¿´¿ìËÙ¸µÀïÒ¶±ä»»µÄÊé¡£
Matlab×Ô´øµÄfft£¬fft2º¯Êý£¬±ä»»Ö®ºó²¢²»ÊÇÄãÏëÒªµÄƵÂÊ´ÓСµ½´ó£¬¶øÊÇÕâÑùµÄ˳Ðò£º
×î´óƵÂÊ£¨Õý£© =¡· ÁãÆµÂÊ =¡· ×îСƵÂÊ£¨¸º£©
ËùÒԱ任ºóµÄ½á¹ûÄãÐèÒª×óÓÒ¶Ô»»Ò»Ï²ſÉÒÔ¡£
MatlabÉõÖÁÁ¬ÕâÒ»µã¶¼¸øÄãÏëµ½ÁË£¬Ö±½ÓÒ²ÓÐÏֳɵĺ¯Êý£º fftshift
¼ÙÈçÄãµÄÊý¾ÝÊÇx (һάÊý¾Ý)£¬ÊÔÊÔÕâ¸ö£º
plot(abs(fftshift(fft(x))))£¬ºá×ø±êµÄƵÂÊɶµÄ×Ô¼º¸ã¶¨¡£
µ½µÃ»¹À´±ðÎÞÊ ®ɽÑÌÓêÕã½­³±
6Â¥2012-09-01 11:36:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dk1013

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Óиö´íÎó£¬Ë³ÐòÓ¦¸ÃÊÇÕâÑùµÄ£º
×îСÕýƵ =¡· ×î´óÕýƵ ==¡·¡· ×îС¸ºÆµ =¡· ÁãÆµ¡£
×óÓÒ¶Ô»»¾ÍÊÇ£º
×îС¸ºÆµ =¡· ÁãÆµ ==¡·¡· ×îСÕýƵ =¡· ×î´óÕýƵ
µ½µÃ»¹À´±ðÎÞÊ ®ɽÑÌÓêÕã½­³±
7Â¥2012-09-01 11:41:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ hanchenhua µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ªÁÖ´óѧ²ÄÁÏѧ˶321Çóµ÷¼Á +8 Ymlll 2026-03-18 11/550 2026-03-19 23:23 by fmesaito
[¿¼ÑÐ] 307Çóµ÷¼Á +9 ÀäóÏ123 2026-03-17 9/450 2026-03-19 22:44 by ѧԱ8dgXkO
[¿¼ÑÐ] 296Çóµ÷¼Á +3 www_q 2026-03-18 6/300 2026-03-19 22:28 by zhq0425
[¿¼ÑÐ] ¡¾¿¼Ñе÷¼Á¡¿»¯Ñ§×¨Òµ 281·Ö£¬Ò»Ö¾Ô¸ËÄ´¨´óѧ£¬³ÏÐÄÇóµ÷¼Á +5 ³Ô³Ô³Ô²ÅÓÐÒâÒå 2026-03-19 5/250 2026-03-19 16:18 by 30660438
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ydfyh 2026-03-17 3/150 2026-03-19 10:14 by ¹¦·ò·è¿ñ
[¿¼ÑÐ] 354Çóµ÷¼Á +4 Tyoumou 2026-03-18 7/350 2026-03-18 21:45 by Tyoumou
[¿¼ÑÐ] 08¹¤¿Æ 320×Ü·Ö Çóµ÷¼Á +5 À滨çóÍí·ç 2026-03-17 5/250 2026-03-18 14:49 by haxia
[¿¼ÑÐ] 311Çóµ÷¼Á +6 26ÑÐ0 2026-03-15 6/300 2026-03-18 14:43 by haxia
[¿¼ÑÐ] 280Çóµ÷¼Á +6 ¹¾ààÏþÏþ 2026-03-18 7/350 2026-03-18 11:25 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á ×Ü·Ö331 +3 ZY-05 2026-03-13 3/150 2026-03-18 10:58 by macy2011
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +3 ÄÝÄÝninicgb 2026-03-17 3/150 2026-03-18 10:29 by macy2011
[¿¼ÑÐ] ¹¤¿Æ²ÄÁÏ085601 279Çóµ÷¼Á +6 À§ÓÚÐdz¿ 2026-03-17 6/300 2026-03-18 10:21 by kkcoco25
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[¿¼ÑÐ] 268Çóµ÷¼Á +8 Ò»¶¨ÓÐѧÉÏ- 2026-03-14 9/450 2026-03-17 17:47 by laoshidan
[¿¼ÑÐ] Ò»Ö¾Ô¸£¬¸£ÖÝ´óѧ²ÄÁÏר˶339·ÖÇóµ÷¼Á +3 ľ×ÓmomoÇàÕù 2026-03-15 3/150 2026-03-17 07:52 by laoshidan
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-14 3/150 2026-03-16 16:39 by houyaoxu
[¿¼ÑÐ] ÖпÆÔº²ÄÁÏ273Çóµ÷¼Á +4 yzydy 2026-03-15 4/200 2026-03-16 15:59 by Gaodh_82
[¿¼ÑÐ] 327Çóµ÷¼Á +6 ʰ¹âÈÎȾ 2026-03-15 11/550 2026-03-15 22:47 by ʰ¹âÈÎȾ
[¿¼ÑÐ] 070305Çóµ÷¼Á +3 mlpqaz03 2026-03-14 4/200 2026-03-15 11:04 by peike
[¿¼ÑÐ] 080500£¬²ÄÁÏѧ˶302·ÖÇóµ÷¼ÁѧУ +4 ³õʶ¿ÉÀÖ 2026-03-14 5/250 2026-03-14 21:08 by peike
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û