Znn3bq.jpeg
²é¿´: 3498  |  »Ø¸´: 15

dh3440242

гæ (³õÈëÎÄ̳)

ÔÚÂð£¿Math2000.
Ò»ÇнÔÓпÉÄÜ
11Â¥2015-09-06 13:24:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

math2000

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

ÒýÓûØÌû:
10Â¥: Originally posted by dh3440242 at 2015-09-06 00:31:29
¸ÅÂÊÂÛÓëËæ»ú·ÖÎö
Ö¤Ã÷:Èôº¯Êýf(x)ºÍg(x)ÓÐÏàͬµÄµ¥µ÷ÐÔ£¬ÔòCov(f(x),g(x))¡Ý0.
¸ø¸ö¾ßÌåµÄÖ¤Ã÷¹ý³Ì.

ÎÒ×Ô¼ºÒѾ­Ö¤Ã÷ÁË£¬²Î¼Ó¶þÂ¥£¡
12Â¥2015-09-07 09:51:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dh3440242

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
12Â¥: Originally posted by math2000 at 2015-09-07 09:51:18
ÎÒ×Ô¼ºÒѾ­Ö¤Ã÷ÁË£¬²Î¼Ó¶þÂ¥£¡...

Äú˵µÄ¼òµ¥Á˵㣬ÄǸöÖØ»ý·ÖËã³öÀ´ÊÇʲô£¬ÓÐʲôÓã¿ÄÜ·ñ¸ø¸ö¾ßÌåµÄÖ¤Ã÷¹ý³Ì£¬ÔÚ´ËÉî±í¸Ðл£¬Ð´ÂÛÎÄÒªÓá£
Ò»ÇнÔÓпÉÄÜ
13Â¥2015-09-07 11:20:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dh3440242

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
12Â¥: Originally posted by math2000 at 2015-09-07 09:51:18
ÎÒ×Ô¼ºÒѾ­Ö¤Ã÷ÁË£¬²Î¼Ó¶þÂ¥£¡...

Õâ¸ö½áÂÛ»¹ÓÐÒ»¸öÍÆ¹ã£¬¾ÍÊÇÈôÁ½¸öËæ»ú±äÁ¿º¯ÊýûÓÐÏàͬµÄµ¥µ÷ÐÔʱ£¬Ð­·½²îÊÇСÓÚÁãµÄ¡£ÏëÁ˺ܳ¤Ê±¼äûÏë³öÀ´¡£
Ò»ÇнÔÓпÉÄÜ
14Â¥2015-09-07 11:27:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dh3440242

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
12Â¥: Originally posted by math2000 at 2015-09-07 09:51:18
ÎÒ×Ô¼ºÒѾ­Ö¤Ã÷ÁË£¬²Î¼Ó¶þÂ¥£¡...

ÔÚÂð£¿Math2000¡£ÎÒÔÚÏßµÈÄã»Ø¸´£¬Ð»ÁË¡£
Ò»ÇнÔÓпÉÄÜ
15Â¥2015-09-07 11:29:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dh3440242

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
12Â¥: Originally posted by math2000 at 2015-09-07 09:51:18
ÎÒ×Ô¼ºÒѾ­Ö¤Ã÷ÁË£¬²Î¼Ó¶þÂ¥£¡...

∬[f(x)-f(y)][g(x)-g(y)]dF(x)dF(y)=E£û[f(x)-f(y)][g(x)-g(y)]£ý=2Cov(f(x),g(x))Ôõô֤Ã÷£¿
Ò»ÇнÔÓпÉÄÜ
16Â¥2015-09-07 13:51:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ math2000 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +8 YHLAH 2026-04-11 9/450 2026-04-11 15:45 by wp06
[¿¼ÑÐ] 266Çóµ÷¼Á£¬Ò»Ö¾Ô¸¹þ¹¤³Ìµç×ÓÐÅÏ¢£¬±¾¿Æ»ñ¶àÏî¹ú½±ºÍÊ¡½± +7 lumine1 2026-04-06 7/350 2026-04-11 15:31 by ѧzh
[¿¼ÑÐ] ҩѧ305Çóµ÷¼Á +5 Â꿨°Í¿¨boom 2026-04-10 5/250 2026-04-11 12:13 by yutian743
[¿¼ÑÐ] 291·Öµ÷¼Á +4 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-09 5/250 2026-04-11 11:49 by zhq0425
[¿¼ÑÐ] 316Çóµ÷¼Á +4 Ïë¶ÁÑо¿Éú( ?¡ß 2026-04-07 4/200 2026-04-11 11:43 by zhq0425
[¿¼ÑÐ] 297Çóµ÷¼Á +13 ORCHID1 2026-04-10 14/700 2026-04-11 11:36 by flapl
[¿¼ÑÐ] µç×ÓÐÅÏ¢270Çóµ÷¼Á +12 terminal469 2026-04-07 12/600 2026-04-11 11:19 by zhq0425
[¿¼ÑÐ] 085500Çóµ÷¼Á²ÄÁÏ +10 Ò×11122 2026-04-09 10/500 2026-04-11 10:39 by maddjdld
[¿¼ÑÐ] µçÆø¹¤³Ìר˶320Çóµ÷¼Á +4 СÂé×Ó111 2026-04-10 4/200 2026-04-11 10:19 by Delta2012
[¿¼ÑÐ] 22408 327·ÖÇóµ÷¼Á +4 ÔÏ·çkon 2026-04-10 4/200 2026-04-11 09:51 by Öí»á·É
[¿¼ÑÐ] 289 ·Ö105500ҩѧר˶Çóµ÷¼Á(ÕÒBÇøÑ§Ð£) +6 °×ÔÆ123456789 2026-04-09 8/400 2026-04-10 21:13 by zhouxiaoyu
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©×ö¹ý·Ö×ÓʵÑé +8 ÏàÐűػá¹ââÍòÕ 2026-04-07 9/450 2026-04-10 21:03 by zhouxiaoyu
[¿¼ÑÐ] »úе»¹Óл¹ÓÐÃû¶îÂð£¿Ì«ÄÑÁË +6 ЦЦԬ 2026-04-10 6/300 2026-04-10 11:54 by ¸ßά´º
[¿¼ÑÐ] µ÷¼ÁÉêÇë086000Ò»Ö¾Ô¸Î÷±±Å©ÁֿƼ¼´óѧÉúÎïÓëÒ½Ò©320·Ö-±¾¿ÆÆë³¹¤Òµ´óѧ +3 ÃÀÃÀŮʿ 2026-04-09 3/150 2026-04-10 10:31 by liuhuiying09
[¿¼ÑÐ] 297Çóµ÷¼Á +27 GENJIOW 2026-04-07 30/1500 2026-04-09 23:20 by wolf97
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤301·ÖÇóµ÷¼ÁԺУ +33 ´ÌÍ´jk 2026-04-06 34/1700 2026-04-09 18:31 by hy861222
[¿¼ÑÐ] 322Çóµ÷¼Á£¬08¹¤¿Æ +3 ½ñÌìÊǸöСºÅ 2026-04-08 3/150 2026-04-09 15:53 by wp06
[¿¼ÑÐ] 22408 266Çóµ÷¼Á +11 masss11222 2026-04-07 14/700 2026-04-08 11:06 by yulian1987
[¿¼ÑÐ] 0855Çóµ÷¼Á²ÄÁÏ +11 ºìÌÒׯׯ 2026-04-04 12/600 2026-04-06 10:26 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 298Çóµ÷¼Á +7 manman511 2026-04-05 7/350 2026-04-05 10:29 by ÌÆãå¶ù
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û