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xiaozzjin

Òø³æ (СÓÐÃûÆø)

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ExpAssocº¯Êý y = y0 + A1*(1 - exp(-x/t1)) + A2*(1 - exp(-x/t2))
ÔÚoriginÖÐÓÃÕâ¸öº¯ÊýÄâºÏµÄʱºò£¬ÒªÏë¹Ì¶¨ A1+A2=100£¬Ó¦¸ÃÈçºÎÉèÖã¿
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dingd

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fegg7502: ½ð±Ò+1, 3ks 2014-05-20 08:14:05
°Ñ¹«Ê½ÖÐA2ÓãºA2=100-A1»»µô¾ÍÐÐÁË£¬ÏÈÇó³öA1£¬ÔÙÓÃ100-A1µÃ³öA2
2Â¥2014-05-16 22:52:56
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xiaozzjin

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by dingd at 2014-05-16 15:52:56
°Ñ¹«Ê½ÖÐA2ÓãºA2=100-A1»»µô¾ÍÐÐÁË£¬ÏÈÇó³öA1£¬ÔÙÓÃ100-A1µÃ³öA2

Õâ¸öÎÒÊÔÁËһϣ¬µ«Êǽá¹û¸Ð¾õ²»Ì«¶Ô¡£ÄâºÏ³öÀ´µÄ½á¹ût1=t2,º¯ÊýÏ൱ÓÚ±ä³ÉÁË
y = y0 + A*(1 - exp(-x/t))¡£
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3Â¥2014-05-16 23:19:21
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

ÒýÓûØÌû:
3Â¥: Originally posted by xiaozzjin at 2014-05-16 23:19:21
Õâ¸öÎÒÊÔÁËһϣ¬µ«Êǽá¹û¸Ð¾õ²»Ì«¶Ô¡£ÄâºÏ³öÀ´µÄ½á¹ût1=t2,º¯ÊýÏ൱ÓÚ±ä³ÉÁË
y = y0 + A*(1 - exp(-x/t))¡£
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4Â¥2014-05-16 23:32:50
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xiaozzjin

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
4Â¥: Originally posted by dingd at 2014-05-16 16:32:50
ÀíÂÛÉÏÓ¦¸Ãû´íµÄ£¬Äã°ÑÊý¾ÝÌùÉÏÀ´¿´¿´¡£...

6        10.56334
24        22.50352
48        33.37887
72        41.44765
96        46.2139
120        50.9642
144        55.03583
168        60.0374
192        67.14043
216        71.79829
240        76.37832
264        81.2599
288        84.69751
312        88.25742
336        91.09617

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5Â¥2014-05-19 17:08:07
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡ï
fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-05-20 08:14:17
1stOptÄâºÏ£º
CODE:
Variable x,y;
Function  y = y0 + A1*(1 - exp(-x/t1)) + A2*(1 - exp(-x/t2));
          a1+a2=100;
Data;
6        10.56334
24        22.50352
48        33.37887
72        41.44765
96        46.2139
120        50.9642
144        55.03583
168        60.0374
192        67.14043
216        71.79829
240        76.37832
264        81.2599
288        84.69751
312        88.25742
336        91.09617

¾ù·½²î(RMSE):1.91468148871839
²Ð²îƽ·½ºÍ(SSE):54.9900780486128
Ïà¹ØÏµÊý(R): 0.996747723611918
Ïà¹ØÏµÊý֮ƽ·½(R^2): 0.99350602452554
È·¶¨ÏµÊý(DC): 0.993500285106
¿¨·½ÏµÊý(Chi-Square): 1.08005777728488
Fͳ¼Æ(F-Statistic): 384.632255532885
Ô¼ÊøÌõ¼þ: a1+a2-100 = -2.025046797E-011

²ÎÊý        ×î¼Ñ¹ÀËã
----------        -------------
y0        11.9930472410823
a1        -0.027728541681045
t1        -66.4507472890448
a2        100.027728541661
t2        239.611157915712
ÇóÖúÓÃorigin×Ô´øµÄExpAssocº¯Êý½øÐзÇÏßÐÔÄâºÏ
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6Â¥2014-05-19 21:57:09
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xiaozzjin

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
6Â¥: Originally posted by dingd at 2014-05-19 14:57:09
1stOptÄâºÏ£º

Variable x,y;
Function  y = y0 + A1*(1 - exp(-x/t1)) + A2*(1 - exp(-x/t2));
          a1+a2=100;
Data;
6        10.56334
24        22.50352
48        33.37887
72        41.4476 ...

ÇëÎÊÄãÊÇÓõÄoriginÂð£¿ÎÒ¾õµÃÎÒÔÚoriginÖеÄÉèÖÃÓÐÎÊÌ⣬ÄãÄÜ˵˵Äã¾ßÌåÔõô×öµÄÂð£¿
7Â¥2014-05-19 23:26:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-05-20 08:14:27
xiaozzjin: ½ð±Ò+20, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2014-05-27 21:03:51
1stOpt£¬ÄâºÏ±ÈOriginÇ¿´óºÃÓõĶࡣ
8Â¥2014-05-19 23:31:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xiaozzjin

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
8Â¥: Originally posted by dingd at 2014-05-19 16:31:04
1stOpt£¬ÄâºÏ±ÈOriginÇ¿´óºÃÓõĶࡣ

·Ç³£¸Ðл£¬ÎÒÊÔÁËÏÂ1stOpt£¬ÊÇÂùºÃÓõġ£
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