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[求助]
求大哥大姐幫跑一下1stopt~新手啊,版本低啊 已有1人參與
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自己的軟件版本太低, 盼好心人、高版本1stopt出現(xiàn)~~~非常感謝, 俺也知道大家的時(shí)間很寶貴,所以盡量多給金幣了~~~一共有兩批數(shù)據(jù),都是同樣的擬合過程 ![]() Constant a1=0.0001,a2=0.001,a3=0.01,a4=0.1,a5=1,a6=10,a7=100,a8=1000; Parameter g(1:8); Variables y1,y2,x; SharedModel; Function y1=g1*a1^2*x^2/(1+a1^2*x^2)+g2*a2^2*x^2/(1+a2^2*x^2)+g3*a3^2*x^2/(1+a3^2*x^2)+g4*a4^2*x^2/(1+a4^2*x^2)+g5*a5^2*x^2/(1+a5^2*x^2)+g6*a6^2*x^2/(1+a6^2*x^2)+g7*a7^2*x^2/(1+a7^2*x^2)+g8*a8^2*x^2/(1+a8^2*x^2); y2=g1*a1*x/(1+a1^2*x^2)+g2*a2*x/(1+a2^2*x^2)+g3*a3*x/(1+a3^2*x^2)+g4*a4*x/(1+a4^2*x^2)+g5*a5*x/(1+a5^2*x^2)+g6*a6*x/(1+a6^2*x^2)+g7*a7*x/(1+a7^2*x^2)+g8*a8*x/(1+a8^2*x^2); Data; 第一組數(shù)據(jù): 714.954 218.475 0.0159155 790.545 205.354 0.0252244 843.715 191.499 0.0399779 880.668 172.557 0.0633607 916.241 179.116 0.10042 956.146 175.205 0.159155 995.362 179.39 0.252244 1039.92 184.729 0.39978 1082.48 192.036 0.633604 1127.35 199.892 1.0042 1173.93 208.977 1.59156 1222.63 219.333 2.52245 1273.37 231.457 3.99778 1325.44 245.833 6.33604 1376.67 263.674 10.042 1421.09 284.422 15.9155 第二組數(shù)據(jù): 41.6235 69.5311 0.0159155 42.1067 72.1866 0.0252244 42.9638 77.6567 0.0399779 45.8138 84.8211 0.0633607 49.2256 94.4187 0.10042 54.8413 107.288 0.159155 63.4547 123.353 0.252244 76.7593 142.65 0.39978 97.0701 162.804 0.633604 124.786 178.922 1.0042 155.685 187.642 1.59156 183.444 189.678 2.52245 205.171 189.985 3.99778 220.368 192.472 6.33604 227.868 199.387 10.042 229.082 207.257 15.9155 |
鐵桿木蟲 (職業(yè)作家)
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第一組: 均方差(RMSE):13.893467804642 殘差平方和(SSE):6176.91032443595 相關(guān)系數(shù)(R): 0.981690409944436 相關(guān)系數(shù)之平方(R^2): 0.963716060976875 確定系數(shù)(DC): 0.868312941968537 F統(tǒng)計(jì)(F-Statistic): 409.372045865983 參數(shù) 最佳估算 -------------------- ------------- g1 21898585.462287 g2 -2373710.33510328 g3 19593.7601667467 g4 306.259092939804 g5 250.101741740911 g6 187.751871369503 g7 383.077779809732 g8 436.806292860088 第二組: 均方差(RMSE):33.521726288192 殘差平方和(SSE):35958.5962668948 相關(guān)系數(shù)(R): 0.933337714249498 相關(guān)系數(shù)之平方(R^2): 0.871119288840478 確定系數(shù)(DC): 0.620325659761535 F統(tǒng)計(jì)(F-Statistic): 8.99815686416928 參數(shù) 最佳估算 -------------------- ------------- g1 90511441.7006428 g2 -9939268.36476249 g3 92069.0559634856 g4 -29.7624522133981 g5 208.227698210748 g6 10.030656082362 g7 180.739905721451 g8 -147.54790424532 |
鐵桿木蟲 (職業(yè)作家)
鐵桿木蟲 (職業(yè)作家)
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不知道你問題的物理意義,要想?yún)?shù)都大于0,將“Parameter g(1:8);”改為“Parameter g(1:8)=[0,];”就行了: 第一組: 均方差(RMSE):17.068661604803 殘差平方和(SSE):9322.85468733688 相關(guān)系數(shù)(R): 0.971809999263162 相關(guān)系數(shù)之平方(R^2): 0.944414674667868 確定系數(shù)(DC): 0.787179155123501 F統(tǒng)計(jì)(F-Statistic): 322.766185328756 參數(shù) 最佳估算 -------------------- ------------- g1 110512.408867717 g2 5.44139883889035E-10 g3 5.46272427927806E-13 g4 255.175994425224 g5 257.777798483887 g6 182.247746525854 g7 388.040093025756 g8 432.334590079376 第二組: 均方差(RMSE):44.6901637863839 殘差平方和(SSE):63910.7436561223 相關(guān)系數(shù)(R): 0.944164598601182 相關(guān)系數(shù)之平方(R^2): 0.891446789251732 確定系數(shù)(DC): 0.268820694782057 F統(tǒng)計(jì)(F-Statistic): 9.15928197962095 參數(shù) 最佳估算 -------------------- ------------- g1 152778.991526402 g2 3.7122240049481E-11 g3 5.42311048362141E-12 g4 42.2422780669557 g5 192.74240634343 g6 35.6287907076214 g7 11.9918051835019 g8 6.21823318030801E-14 |
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