Znn3bq.jpeg
²é¿´: 4067  |  »Ø¸´: 30
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

cheng.jie

Ìú³æ (³õÈëÎÄ̳)

[ÇóÖú] Çómatlab±à³ÌÇó¶¯Á¦Ñ§·½³ÌµÄ·½·¨ ÒÑÓÐ1È˲ÎÓë

Çó¶¯Á¦Ñ§·½³Ì£¬¶¯Á¦Ñ§Ä£ÐÍΪ-dC/dt=kC^n*H2^m
C-·´Ó¦ÎïŨ¶È£¬H2-ÇâÆøÅ¨¶È£¬n¡¢mΪ·´Ó¦¼¶Êý
ÏÂÃæÊÇСµÜ±àµÄ³ÌÐò£¬Óûý·Ö·¨Çó½â£¬²»ÖªµÀÄÇ´íÁË£¬Çó½â¡£
Íò·Ö¸Ðл£¡

Çómatlab±à³ÌÇó¶¯Á¦Ñ§·½³ÌµÄ·½·¨
we.png
»Ø¸´´ËÂ¥
»¯Ñ§¹¤³Ì
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÐÄÖÐ˼Ð÷Íòǧ

Í­³æ (СÓÐÃûÆø)

Â¥Ö÷ÄãÕâ¸öÊÇ´ÓÄÄÀïѧµÄ£¿ÎÒÒ²ÊÇË㶯Á¦Ñ§µÄ£¬ÄãÄܲ»ÄܰÑÄãµÄ½Ì³Ì¸øÎÒÒ»·Ý£¬ÎÒÏÖÔÚÍêȫûͷÐ÷¡£
28Â¥2016-02-25 14:06:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 31 ¸ö»Ø´ð

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
°ÑÊý¾ÝÒ»ÆðÌùÉÏÀ´¿´¿´¡£
2Â¥2016-02-18 13:09:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cheng.jie

Ìú³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2016-02-18 13:09:34
°ÑÊý¾ÝÒ»ÆðÌùÉÏÀ´¿´¿´¡£

¸ÄÁËһϣ¬»¹ÊÇÓÐÎÊÌâ
Çómatlab±à³ÌÇó¶¯Á¦Ñ§·½³ÌµÄ·½·¨-1
cn.png

»¯Ñ§¹¤³Ì
3Â¥2016-02-18 21:06:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
cheng.jie: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2016-02-19 10:15:53
1stoptÇó½â£º
CODE:
Variable t,CA,H2;
ODEFunction CA'=-b1*CA^b2*H2^b3;
Data;
0.2        0.291        0.023
0.3        0.186        0.015
0.4        0.134        0.015
0.5        0.112        0.008
0.6        0.101        0.007

½á¹û£º
¾ù·½²î(RMSE):0.00100891050250012
²Ð²îƽ·½ºÍ(SSE):4.07160160822017E-6
Ïà¹ØÏµÊý(R): 0.999523756883315
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.999047740574135
È·¶¨ÏµÊý(DC): 0.99904752287076
Fͳ¼Æ(F-Statistic): 524.946987859728

²ÎÊý                  ×î¼Ñ¹ÀËã
--------------------        -------------
b1        528.649477236961
b2        1.76972373230894
b3        0.867592011313839
Çómatlab±à³ÌÇó¶¯Á¦Ñ§·½³ÌµÄ·½·¨-2
c2.jpg

4Â¥2016-02-19 10:09:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 22408µ÷¼ÁÇóÖú +3 ì±12 2026-04-09 5/250 2026-04-09 23:21 by zhouyuwinner
[¿¼ÑÐ] 0703»¯Ñ§ +31 ÄÝÄÝninicgb 2026-04-04 35/1750 2026-04-09 21:06 by zhouxiaoyu
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703»¯Ñ§ 346·ÖÇóµ÷¼Á +19 ÍÁ¶¹er? 2026-04-09 20/1000 2026-04-09 20:33 by maddjdld
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйú¿ÆÑ§ÔºÉϺ£ÓлúËù£¬Óлú»¯Ñ§356·ÖÕÒµ÷¼Á +11 Nadiums 2026-04-09 11/550 2026-04-09 18:04 by lijunpoly
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£ÖÝ´óѧ 22408 305·ÖÇóµ÷¼Á +3 °²Ð¡Âúzzz 2026-04-08 3/150 2026-04-09 16:16 by wp06
[˶²©¼ÒÔ°] ÓÐûÓÐѧУ²ÄÁÏרҵÊÕ¿çµ÷(Ò»Ö¾Ô¸085410) +5 momo(Éϰ¶°æ) 2026-04-06 8/400 2026-04-09 15:07 by onlyÖÜ
[¿¼ÑÐ] ¶þ´Îµ÷¼ÁÇóÀÏʦÊÕÁô +3 ЦЦԬ 2026-04-08 3/150 2026-04-08 23:50 by ×íÔÚ·çÀï
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ª´ó»¯Ñ§327Çóµ÷¼Á +12 ÍõÍõ°×ʯ 2026-04-06 13/650 2026-04-08 16:05 by luoyongfeng
[¿¼ÑÐ] Çóµ÷¼Á£¬ÏÖÔÚ»¹ÄÜÌîµÄ +3 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-08 3/150 2026-04-08 14:30 by zhq0425
[¿¼ÑÐ] »úе¹¤³Ì264ѧ˶Çóµ÷¼Á +3 qiushangxian 2026-04-06 3/150 2026-04-08 01:53 by Linzejun
[¿¼ÑÐ] 277¡¢Ñ§Ë¶£¬Çóµ÷¼Á ÊýÒ»104£¬ +11 Æ¿×ÓPZ 2026-04-07 12/600 2026-04-07 23:30 by Ò»Ö»ºÃ¹û×Ó?
[¿¼ÑÐ] 22408 һ־Ը˫һÁ÷È˹¤ÖÇÄÜ300·Ö ËÄÁù¼¶£¬Êý¾Ý·ÖÎö¹ú½± +4 zzfeng123 2026-04-06 6/300 2026-04-07 21:02 by zzfeng123
[¿¼ÑÐ] ÉúÎïѧѧ˶Çóµ÷¼Á£º351·ÖÒ»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧÉúÎïѧרҵ +6 ¡­¡«¡¢Íõ¡­¡« 2026-04-06 7/350 2026-04-06 18:54 by macy2011
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤´óѧ080200»úе¹¤³Ì308·Ö£¬Çóµ÷¼Á +4 ÖÕ²»ËÆ´Óǰ 2026-04-05 4/200 2026-04-06 11:46 by ¿¼ÑÐѧУÕеãÈË
[¿¼ÑÐ] 308Çóµ÷¼Á +4 maverick^_^ 2026-04-03 4/200 2026-04-05 19:08 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁÏר˶(0856) 339·ÖÇóµ÷¼Á +10 ¹þ¹þ¹þ¶ì¹þ¹þ¹þ 2026-04-04 10/500 2026-04-05 18:51 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +8 ÏàÐűػá¹ââÍòÕ 2026-04-05 10/500 2026-04-05 12:19 by Hdyxbekcb
[¿¼ÑÐ] ²ÄÁÏרҵ383Çóµ÷¼Á +8 ¹ùÑôÑôÑô³É 2026-04-03 8/400 2026-04-04 10:29 by Rednal.
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +5 ´Þwj 2026-04-03 5/250 2026-04-03 15:06 by arrow8852
[¿¼ÑÐ] ¹¤¿Æ341·Öµ÷¼Á +3 Âå¶àÂÞ 2026-04-03 3/150 2026-04-03 14:20 by 1753564080
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û