²é¿´: 1606  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

yanweicumt

Òø³æ (СÓÐÃûÆø)


[½»Á÷] ¹ØÓÚËæ»ú¾ØÕóµÄÎÊÌâ

Çë½Ì´ó¼Ò¸öËæ»ú¾ØÕóµÄÎÊÌ⣬ÎÒÃǶ¼ÖªµÀÔÚËæ»ú¾ØÕóÖУ¬ÐÐÔªËØÏà¼ÓΪ1ʱ³ÆÎªÐÐËæ»ú¾ØÕó£¬ÄÇôÈç¹ûÐÐÔªËØÏà¼ÓΪ0£¬´æÔÚÕâÑùµÄ¾ØÕóÂð£¿ÓÐʲôÐÔÖÊÂð£¿ÒòΪ±¾Éí²»ÊÇѧÊýѧµÄ£¬Çë´ó¼Ò°ïæ¸øÌáʾһÏ£¬Ð»Ð»ÁË
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

» ÇÀ½ð±ÒÀ²£¡»ØÌû¾Í¿ÉÒԵõ½:

²é¿´È«²¿É¢½ðÌù

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

yanweicumt

Òø³æ (СÓÐÃûÆø)


ÒýÓûØÌû:
Originally posted by shiweidong12 at 2011-05-19 17:34:33:
ÄÇ¿ÉÄÜÊÇÎÒû½Ó´¥¹ý£¬Ð»Ð»ÁË£¡

²»¹ý»¹ÊÇллÄãµÄÈÈÐIJÎÓ룬ÎÒ°ÑÎÒµÄÎÊÌâÏêϸдÁË£¬Äú¿´Èç¹ûÁ˽âµÄ»°£¬Âé·³»Ø¸´Ò»Ï°¡£¬Ð»Ð»ÁË
8Â¥2011-05-19 18:41:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 11 ¸ö»Ø´ð

shiweidong12

ľ³æ (ÕýʽдÊÖ)


¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
СÓêÃÈÃÈ(½ð±Ò+1): 3q~ 2011-05-18 19:34:58
ÏÖÔÚ»ù±¾ÉÏûÓжÔËæ»ú¾ØÕóÐÔÖʵÄÑо¿£¬¹À¼ÆÊÇÑо¿½á¹û²»¾ßÆÕÊÊÐÔ°É£¡
2Â¥2011-05-18 00:15:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wanderyao

гæ (СÓÐÃûÆø)


¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÄãÐèҪʲôÐÔÖÊ£¿
3Â¥2011-05-18 17:04:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

binbinc2008

Í­³æ (³õÈëÎÄ̳)


¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
math105(½ð±Ò+1): лл²ÎÓë»Ø´ðÎÊÌâŶ 2011-05-18 20:41:51
yanweicumt(½ð±Ò+10): 2011-05-19 16:22:36
Ëæ»ú¾ØÕóÊÇrandom matrix°É£¬Ò²¾ÍÊǾØÕóµÄÔªËØ¶¼ÊÇËæ»ú±äÁ¿¡£Èç¹ûÐÐÔªËØÏà¼ÓÊÇ0£¬ÄÇô¾ÍÊÇ˵ÐÐÔªËØÖ®¼äÊÇÓÐÏà¹ØÐÔ£¬¼´²»¶ÀÁ¢¡£

¾ÍÎÒËùÖªµÀµÄ£¬ÏÖÔڱȽÏÈȵÄÊÇÑо¿´óÎ¬Ëæ»ú¾ØÕ󣬼´¾ØÕóµÄÐкÍÁеĸöÊý¶¼Ç÷ÏòÓÚÎÞÇµ±Ç°Ó¦ÓñȽϹ㷺µÄÓÐ Sample covariance matrix ºÍ Wigner ¾ØÕó£¬ÓкܶàºÜºÃµÄÐÔÖÊ¡£

´ËÍârandom matrix ÔÚͳ¼Æ£¬¼ÆÁ¿¾­¼Ãѧ£¬ÎÞÏßµçͨÐÅÓ¦Óö¼ºÜºÃ¡£Ò»´óÅúÅ£ÈËÔÚ¸ãËæ»ú¾ØÕó£¬e.g. ÌÕÕÜÐù£¬°×Ö¾¶«...
4Â¥2011-05-18 20:02:31
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 268Çóµ÷¼Á +3 ¼òµ¥µã0 2026-03-17 3/150 2026-03-17 23:15 by wangjihu
[»ù½ðÉêÇë] ±»ÎÒÑÔÖУºÐÂÄ£°å²»Ç¿µ÷¸ñʽÁË£¬¼Ùר¼Ò¿ªÊ¼¹Ü¸ñʽÁË +4 beefly 2026-03-14 4/200 2026-03-17 22:04 by »ÆÄñÓÚ·ÉChao
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +6 Ϊѧ666 2026-03-16 6/300 2026-03-17 20:15 by peike
[¿¼ÑÐ] 333Çóµ÷¼Á +3 ÎÄ˼¿Í 2026-03-16 7/350 2026-03-16 18:21 by ÎÄ˼¿Í
[¿¼ÑÐ] »¯Ñ§µ÷¼Á0703 +8 °¡ÎÒÎÒµÄ 2026-03-11 8/400 2026-03-16 17:23 by ÎҵĴ¬Îҵĺ£
[¿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] 0703Ò»Ö¾Ô¸211 285·ÖÇóµ÷¼Á +5 ly3471z 2026-03-13 5/250 2026-03-16 16:16 by ŶŶ123
[¿¼ÑÐ] ÖпÆÔº²ÄÁÏ273Çóµ÷¼Á +4 yzydy 2026-03-15 4/200 2026-03-16 15:59 by Gaodh_82
[¿¼ÑÐ] 0856ר˶279Çóµ÷¼Á +5 ¼ÓÓͼÓÓÍ£¡? 2026-03-15 5/250 2026-03-15 11:58 by 2020015
[¿¼ÑÐ] 080500£¬²ÄÁÏѧ˶302·ÖÇóµ÷¼ÁѧУ +4 ³õʶ¿ÉÀÖ 2026-03-14 5/250 2026-03-14 21:08 by peike
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +4 z1z2z3879 2026-03-14 5/250 2026-03-14 16:30 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +6 Çñgl 2026-03-12 7/350 2026-03-13 23:24 by Çñgl
[¿¼ÑÐ] 0703£¬333·ÖÇóµ÷¼Á Ò»Ö¾Ô¸Ö£ÖÝ´óѧ-ÎïÀí»¯Ñ§ +3 Àîħٶ·Åñ 2026-03-11 3/150 2026-03-13 22:24 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á£¨²ÄÁÏÓ뻯¹¤327£© +4 °®³ÔÏã²ËÀ² 2026-03-11 4/200 2026-03-13 22:11 by JourneyLucky
[¿¼ÑÐ] £¨081700£©»¯Ñ§¹¤³ÌÓë¼¼Êõ-298·ÖÇóµ÷¼Á +12 11À²À²À² 2026-03-11 35/1750 2026-03-13 21:25 by JourneyLucky
[¿¼ÑÐ] 310Çóµ÷¼Á +3 ¡¾ÉÏÉÏÇ©¡¿ 2026-03-11 3/150 2026-03-13 16:16 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏר˶350 Çóµ÷¼Á +4 Íõ½ð¿Æ 2026-03-12 4/200 2026-03-13 16:02 by ruiyingmiao
[¿¼ÑÐ] Çóµ÷¼Á +3 ³ÌÓ꺼 2026-03-12 3/150 2026-03-13 15:06 by JourneyLucky
[ÂÛÎÄͶ¸å] Ͷ¸åÎÊÌâ 5+4 Ðǹâ²ÓÀÃxt 2026-03-12 6/300 2026-03-13 14:17 by god_tian
[¿¼ÑÐ] 283Çóµ÷¼Á£¬²ÄÁÏ¡¢»¯¹¤½Ô¿É +8 ËÕ´òË®7777 2026-03-11 10/500 2026-03-13 09:06 by Linda Hu
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û