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applemyj木蟲 (小有名氣)
抽瘋狂
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[求助]
求大哥大姐幫跑一下1stopt~新手啊,版本低啊
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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): 42.75 9.227 0.06283 45.16 9.471 0.0791 46.97 9.602 0.09958 48.7 9.642 0.1254 50.3 9.692 0.1578 51.83 9.666 0.1987 53.31 9.599 0.2501 54.69 9.584 0.3149 56.06 9.458 0.3964 57.36 9.305 0.4991 58.65 9.237 0.6283 59.89 9.147 0.791 61.02 9.061 0.9958 62.11 8.981 1.254 63.24 9.023 1.578 64.27 9.073 1.987 65.35 9.146 2.501 66.45 9.306 3.149 67.48 9.622 3.964 68.61 9.99 4.991 69.82 10.46 6.283 71.04 10.95 7.91 72.26 11.61 9.958 73.69 12.34 12.54 75.2 13.19 15.78 76.84 14.14 19.87 78.54 15.22 25.01 80.45 16.42 31.49 82.49 17.76 39.64 84.62 19.21 49.91 86.93 21.01 62.83 86.72 20.87 62.83 第二組數(shù)據(jù): 3.69 5.22 0.06283 3.856 4.242 0.0791 3.687 4.166 0.09958 3.544 4.172 0.1254 3.426 4.203 0.1578 3.319 4.264 0.1987 3.214 4.348 0.2501 3.13 4.466 0.3149 3.055 4.608 0.3964 2.981 4.742 0.4991 2.887 4.897 0.6283 2.805 5.119 0.791 2.766 5.346 0.9958 2.691 5.602 1.254 2.65 5.876 1.578 2.629 6.192 1.987 2.588 6.546 2.501 2.571 6.909 3.149 2.565 7.35 3.964 2.583 7.832 4.991 2.6 8.381 6.283 2.659 8.999 7.91 2.776 9.695 9.958 2.973 10.49 12.54 3.283 11.35 15.78 3.715 12.31 19.87 4.242 13.42 25.01 4.874 14.71 31.49 5.636 16.25 39.64 6.635 18.02 49.91 8.058 19.71 62.83 8.086 19.55 62.83 |

木蟲 (小有名氣)
抽瘋狂

鐵桿木蟲 (著名寫手)
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迭代數(shù): 50 計(jì)算用時(shí)(時(shí):分:秒:微秒): 00:02:14:58 優(yōu)化算法: 通用全局優(yōu)化法(UGO1) 計(jì)算結(jié)束原因: 達(dá)到收斂判定標(biāo)準(zhǔn) 均方差(RMSE): 0.457554430452535 殘差平方和(SSE): 13.3987876369116 相關(guān)系數(shù)(R): 0.9999538427357 相關(guān)系數(shù)之平方(R^2): 0.999907687601893 決定系數(shù)(DC): 0.999907687601894 F統(tǒng)計(jì)(F-Statistic): 3562.34348909742 參數(shù) 最佳估算 -------------------- ------------- g1 927.857807878991 g2 9.57785631266135E-13 g3 30.3737389532088 g4 12.5751749127888 g5 11.2164978073129 g6 17.0073506738556 g7 1.69984592611317E-12 g8 38.0722834931112 ====== 輸出結(jié)果 ===== 文件:數(shù)據(jù)文件 - 1 No 目標(biāo)y1 計(jì)算y1 目標(biāo)y2 計(jì)算y2 1 42.75 42.9208655882332 9.227 9.07301175786781 2 45.16 44.6824214427367 9.471 9.76896519890456 3 46.97 46.647739107148 9.602 10.1565588445128 4 48.7 48.6417149047618 9.642 10.1861644022169 5 50.3 50.4807769676214 9.692 9.91884968686892 6 51.83 52.0726793695168 9.666 9.49374507297026 7 53.31 53.4031433386455 9.599 9.06871699358951 8 54.69 54.5459257412626 9.584 8.76090705808797 9 56.06 55.6051504740333 9.458 8.62711010015922 10 57.36 56.6919283086835 9.305 8.65808444172752 11 58.65 57.884623561838 9.237 8.78943502508435 12 59.89 59.2090543844829 9.147 8.92412069327581 13 61.02 60.6209358191493 9.061 8.97205706822433 14 62.11 62.0279852602239 8.981 8.89533200269829 15 63.24 63.3273798375738 9.023 8.73074605029889 16 64.27 64.4760123961251 9.073 8.56849146194841 17 65.35 65.4822607395558 9.146 8.51193568323656 18 66.45 66.4161485371833 9.306 8.63763832848576 19 67.48 67.3696455632238 9.622 8.97648277669657 20 68.61 68.4399021188289 9.99 9.50877077753916 21 69.82 69.6936753378756 10.46 10.1663962825769 22 71.04 71.1462540772053 10.95 10.8557003983832 23 72.26 72.7427110475973 11.61 11.4961422946902 24 73.69 74.3827653652001 12.34 12.0707900142452 25 75.2 75.9629103469361 13.19 12.6445462252856 26 76.84 77.4584805102356 14.14 13.3499721258169 27 78.54 78.9136599671919 15.22 14.3221416933818 28 80.45 80.4572601371014 16.42 15.6622129496805 29 82.49 82.2508432131028 17.76 17.392306553707 30 84.62 84.4617666451246 19.21 19.4489901385217 31 86.93 87.1910850455587 21.01 21.6701667656268 32 86.72 87.1910850455587 20.87 21.6701667656268 |

木蟲 (小有名氣)
抽瘋狂

鐵桿木蟲 (著名寫手)

鐵桿木蟲 (著名寫手)

木蟲 (小有名氣)
抽瘋狂

木蟲 (小有名氣)
抽瘋狂
同學(xué),我把第二批的數(shù)據(jù)調(diào)整了一下,能幫我跑一下下面這些數(shù)據(jù)嗎???2.981 4.742 0.4991 2.887 4.897 0.6283 2.805 5.119 0.791 2.766 5.346 0.9958 2.691 5.602 1.254 2.65 5.876 1.578 2.629 6.192 1.987 2.588 6.546 2.501 2.571 6.909 3.149 2.565 7.35 3.964 2.583 7.832 4.991 2.6 8.381 6.283 2.659 8.999 7.91 2.776 9.695 9.958 2.973 10.49 12.54 3.283 11.35 15.78 3.715 12.31 19.87 4.242 13.42 25.01 4.874 14.71 31.49 5.636 16.25 39.64 6.635 18.02 49.91 8.058 19.71 62.83 8.086 19.55 62.83 |

鐵桿木蟲 (著名寫手)

木蟲 (小有名氣)
抽瘋狂
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不是的。其實(shí)我本來只是知道y1,y2和x的,是要擬合出來一系列的a和g。 看到有一篇文獻(xiàn)是先把一組a值假設(shè)出來,比如說假設(shè)成一系列10倍的遞增,然后利用SharedModel擬合出對應(yīng)的一系列g(shù)值,所以我才這樣做的,而且也是估計(jì)著取了8組值。 因?yàn)榈谝淮谓佑|這個(gè)軟件,,,所以,難道可以不進(jìn)行假設(shè)的前提,直接利用什么函數(shù)擬合出來多組a和g嘛???指點(diǎn)一下吧,都要硬著頭皮現(xiàn)在學(xué)matlab了 |

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