Znn3bq.jpeg
²é¿´: 1236  |  »Ø¸´: 3

Edwin5385

ľ³æ (СÓÐÃûÆø)

[ÇóÖú] ÇóÖú£¬Î±Äæ¾ØÕóµÄÎÊÌâ

ÇëÎÊ X'* inv(X*X') ÊÇX¡®µÄÎ±Äæ¾ØÕóô£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

chaogumath

Í­³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Edwin5385(½ð±Ò+5): лл 2011-11-01 22:21:49
Èç¹ûX²»¿ÉÄæ£¬ÄÇôÕâ¸öÊÇXµÄMoore-PenroseÄæ£¬ÊÇÒ»¸ö¹ãÒåÄæ£¨¼´Î±Ä棩¡£
2Â¥2011-11-01 10:07:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

pengyehui

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Edwin5385(½ð±Ò+5): 2011-11-01 22:21:53
ÊÇXµÄÓÒÎ±Äæ£¬²»ÊÇX¡®µÄÊ²Ã´Äæ
3Â¥2011-11-01 11:57:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Edwin5385

ľ³æ (СÓÐÃûÆø)

¡ï
СÓêÃÈÃÈ(½ð±Ò+1): good~¿ÉÒÔ¸úÔ­ÎĵÄ×÷ÕßÁªÏµÒ»Ï 2011-11-03 16:16:19
ллÁ½Î»°¡£¬ÔçÉÏÖØÐ¿´ÁË϶¨Ò壬ȷʵÊÇXµÄÎ±Äæ¾ØÕó¡£ÒòΪÊDZðÈËÎÄÕÂÀïÃæµÄ¹«Ê½£¬¼ÆËãµÄʱºò·¢ÏÖ²»¶Ô£¬ËùÒÔÁôÒâÁËһϡ£ÕâÑù£¬¾Í¿ÉÒÔ¸úÔ­ÎĵÄ×÷ÕßÁªÏµÒ»ÏÂÁË£¬¶àл
4Â¥2011-11-01 22:23:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Edwin5385 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 272·Ö²ÄÁÏ×ÓÇóµ÷¼Á +28 Loy0361 2026-04-10 36/1800 2026-04-11 00:45 by success5733
[¿¼ÑÐ] 314Çóµ÷¼Á +18 xhhdjdjsjks 2026-04-09 19/950 2026-04-10 18:53 by HPUCZ
[¿¼ÑÐ] Çóµ÷¼Á +9 ôæôæÒ»ÊéÉú 2026-04-09 9/450 2026-04-10 11:43 by wp06
[¿¼ÑÐ] »¯¹¤µ÷¼ÁÇóµ¼Ê¦ÊÕÁô£¡Ò»Ö¾Ô¸Ê§Àû£¬Ì¤Êµ¿Ï¸É£¬ÓÐÖ²ÎïÌáÈ¡¿ÆÑо­Àú +17 yzyzx 2026-04-09 17/850 2026-04-10 10:29 by wp06
[¿¼ÑÐ] ¿¼Ñе÷¼Á-²ÄÁÏÀà-284 +28 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 28/1400 2026-04-09 20:08 by µ¹Êý321?
[¿¼ÑÐ] µ÷¼Á +12 ÔÂ@163.com 2026-04-08 12/600 2026-04-09 14:27 by rl1980
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬0703»¯Ñ§305·ÖÇóµ÷¼Á +20 ÑÏÎ÷Î÷Ï· 2026-04-06 26/1300 2026-04-08 22:12 by ¿­¿­Òª±ä˧
[¿¼ÑÐ] 293·ÖÇóµ÷¼Á£¬ÍâÓïΪ¶íÓï +7 ¼ÓÒ»Ò»¾Å 2026-04-07 10/500 2026-04-08 20:14 by yutian743
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¹¤´ó£¬³õÊÔ329£¬Çó»·¾³¿ÆÑ§Ó빤³Ìµ÷¼Á£¡ +11 ÓàδÐÁ 2026-04-06 11/550 2026-04-08 15:21 by screening
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§Ñ§Ë¶£¬310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +10 ŬÁ¦·Ü¶·112 2026-04-07 10/500 2026-04-08 15:01 by screening
[¿¼ÑÐ] 275 Çóµ÷¼Á +8 Lei812514 2026-04-07 8/400 2026-04-08 12:46 by chemisry
[¿¼ÑÐ] Çóµ÷¼Á Ò»Ö¾Ô¸Î÷ÄϽ»Í¨´óѧ085701»·¾³¹¤³Ì 282·Ö +15 ¶à¶à°®³Ôºº±¤ 2026-04-04 16/800 2026-04-08 11:39 by i_cooler
[¿¼ÑÐ] 307Çóµ÷¼Á +14 ³¬¼¶ÒÁ°º´óÍõ 2026-04-06 14/700 2026-04-08 07:03 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] µ÷¼ÁÇóÖú£¨ÉúÎïÓëÒ½Ò©£© +6 @6952 2026-04-06 6/300 2026-04-07 23:52 by lys0704
[¿¼ÑÐ] 298Çóµ÷¼Á +4 ²ÐºÉÐÂÁø 2026-04-07 4/200 2026-04-07 23:02 by lbsjt
[¿¼ÑÐ] 22408 318·ÖÇóµ÷¼Á +4 ÇڷܵÄСÁý°ü 2026-04-06 6/300 2026-04-07 15:05 by Ö½º×555
[¿¼ÑÐ] 305·ÖÇóµ÷¼Á +3 ¹þ_¹þ_¹þ_¹þ_¹þ 2026-04-04 5/250 2026-04-07 14:49 by ¹þ_¹þ_¹þ_¹þ_¹þ
[¿¼ÑÐ] ¿¼Ñе÷¼Á +5 ÃÀÀöµÄyouth_ 2026-04-04 6/300 2026-04-06 06:57 by houyaoxu
[¿¼ÑÐ] Ò»Ö¾Ô¸9²ÄÁÏѧ˶297ÒѹýÁù¼¶Çóµ÷¼ÁÍÆ¼ö +11 adaie 2026-04-04 12/600 2026-04-05 19:04 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 083200 333Çóµ÷¼Á +3 Ê®¶þ£¡£¡ 2026-04-04 3/150 2026-04-05 08:28 by barlinike
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û