最小二乘擬合 的英文怎麼說

中文拼音 [zuìxiǎoèrchéngnǐgě]
最小二乘擬合 英文
least square fit
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 小 : Ⅰ形容詞1 （體積、面積、數量、強度等不大） small; little; petty; minor 2 （年紀小的; 年幼的） youn...
  • 二 : Ⅰ數詞（一加一后所得） two Ⅱ形容詞（兩樣） different
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  1. In the presented method, the point estimations of the model parameters, aandb in the new model, are given by the least square method. the confidence interval for the parameter b is given as well. an engineering illustration is used to compare the result of the presented method with those of amsaa - bise model and duane model

    該模型充分考慮了增長過程中的各種可得信息，採用非參數方法得到多臺系統在各同步停止試驗時刻的可靠度，並利用最小二乘法擬合求得該模型中參數a ， b的點估計值，以及b的置信限。
  2. In the wafer - cycle fitting algorithm, comparing with circumgyration radius approach, track fitting approach, and least square circle fitting approach. in the wafer pre - alignment system, the wafer square fitting algorithm - least square circle fitting approach, based on optical linear ccd sensor, as well as the theoretical error analyze of this algorithm

    在晶圓檢測演算法方面，比較回轉半徑法、軌跡擬合法以及最小二乘圓法，選擇光學線陣ccd的晶圓圓心最小二乘圓法作為系統晶圓圓心的檢測方法。
  3. 2. the creep data were processed and analyzed with mathematical method. based on the experimental results, curve of creep rate versus stress and of creep rate versus temperature were curved

    用最小二乘法對蠕變速度與應力及蠕變速度與溫度- t的幾組蠕變數據進行擬合，得到相應的方程。
  4. Curve fitting in switched capacitor networks using least square estimation

    開關電容網路頻域的最小二乘曲線擬合
  5. First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment

    使用最小二乘方法擬合草圖基準平面，採用二次規劃方法提取拉伸方向和旋轉軸線，然後將數據點投影以獲取草圖數據，通過柵格劃分提取草圖邊界輪廓數據，再對這些邊界數據進行基於特徵點的分割，以直線和圓弧段擬合出草圖輪廓。
  6. The dispersion model, with axial dispersion only was used to describe the liquid flow in the downcomer. the model parameters were fitted by the least - squares method. it was found that the curve of dispersion model fitted the experimental rtd curve well

    本文利用一維軸向擴散模型對降液管中液體流動進行了數學描述，用時間域最小二乘法擬合了模型參數，模型方程所作曲線與rtd曲線吻合較好。
  7. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試，針對不同頻段的測試結果，採用最小二乘擬合法對模擬曲線進行擬合，計算出相應的能量數據，最後綜合模擬結果確定出減小器件開關損耗，提高dc0c轉換線路效率的器件輸出電容cob優化曲線。
  8. A new method to estimate doppler centroid and doppler rate applicable to real flight condition is proposed

    該方法設置飛機速率和脈沖重復頻率比為常數，保證方位向接收信號均勻空間取樣，使用實時最小二乘擬合演算法。
  9. Based on wind speed observation record with drawback, it is proved that the exponent expressing terrain roughness can be calculated according the monthly maximum wind speed records at various height levels. wind characteristics of bridge site are determined by statistical method

    針對橋址區風速觀測記錄的特點，證明了利用不同高度處月最大風速記錄推算地表粗糙度影響系數的可行性，並對通過最小二乘擬合得到的地表粗糙度影響系數進行統計分析，最終確定橋址區風特性。
  10. In the stochastic hill - climbing, the number of climbing is an important parameter, and is different to get a good value. this paper use experimental technique to settle this question. it use the least square method find a polynomial empirical formula, which can compute the number of climbing

    另外，針對savior演算法中隨機爬山法爬山次數難以確定的問題，本文採用多項式最小二乘擬合，利用實驗方法得到了問題規模和隨機爬山法合理爬山次數間的經驗公式。
  11. So, the emphases are put on this part. first, all sources of noise are analyzed and calculated to determine the parameter of component and estimate the feasibility of the system. second, on the one hand, low noise wideband and high gain amplifier is detailed particularly in the design of hardware, on the other hand, several mathematical methods are introduced to reduce the noise further in the design of software

    首先，詳細分析了整個系統的噪聲來源，計算可能出現的噪聲，在器件的選擇上對參數提出要求，並分析方案的可行性；其次，在硬體設計上，兼顧帶寬，噪聲與放大倍數；在軟體設計上，採用累加平均，最小二乘擬合等信號處理方法，進一步降低噪聲。
  12. The ten - wavelength pyrometer is developed for the demand of china jiliang university. the mathematical model is based on brightness temperature. the data is processed with least square fitting and the software is programmed with vc + +

    本課題是應中國計量學院要求設計的一臺十波長高溫計，採用的是基於亮度溫度的數學模型，數據處理採用最小二乘擬合方法，軟體採用vc + +編寫。
  13. This thesis discusses the problem free - surface modeling technique of turbine blade according to the property of the runner blade and the present research achievement in free - surface modeling technique, the major study concerned are introduced below : firstly, it accomplished the study of intersection for blade - to - plane and present the method of three - step algorithms such as subdivision > iterative refinements approach ; meanwhile it solved the problem of small area extend of blade by use minimal modulus method

    本文針對水輪機葉片的特點，結合曲面造型技術的研究現狀，研究了水輪機葉片的nurbs曲線曲面造型問題。主要工作有：第一，完成了葉片與任意平面求交問題的研究，提出分割-迭代-擬合三步求交演算法。同時首次應用最小二乘擬合端部法解決了葉片的小區域延展問題。
  14. Firstly, several methods are used to test if there is heteroscedasticity in the data. then some variance stabilizing transformation methods are applied to the data. finally, it is pointed out that the least squares fitting may be used to the transformed data

    先用幾種方法對數據是否具有異方差性進行檢驗，然後選擇適當的方法進行變換，最後指出，可以通過對新模型作最小二乘擬合等方法，觀察變換后的模型其數據的擬合程度，以確定模型的優劣。
  15. By analysing the compute result of the quadratic approximation formula, we educe the conclusion that 3 is the best rank code for the quadratic approximation formula

    通過對最小二乘擬合公式實際計算結果的分析，得出了「擬合公式階數取3為最佳」的結論。
  16. The methed of least squares with interpolation condition was proposed in this paper and the concrete expression of the fitted curve using least squares with interpolation condition was obtained

    摘要提出了帶插值條件的最小二乘擬合問題，並給出了帶插值條件的最小二乘擬合曲線的具體表達式。
  17. Least - squares approximation

    最小二乘擬合
  18. Finally, in allusion to the shortcomings on the fitting of colored noises by least square, a new procedure is presented to modify the estimations of model parameter of the colored noises. it can control the effects of the correlation noise of exept for first order self - correlation noise

    最後，針對有色噪聲最小二乘擬合在動態gps有色噪聲模型參數估計中存在的問題，應用時間序列分析理論提出了一種有色噪聲模型參數的改進演算法，有效地控制了一階自相關特性以外的相關噪聲對模型參數估值的影響。
  19. The method involves principal components analysis, phase space reconstruction and least squares estimate

    方法包括3部分：主分量分析，相空間重構，最小二乘擬合。
  20. Three conclusions are attained among the numerical simulations : first, the lsm method is the optimum method to retrieve the concentrations of the gases. second, the mlsm method does well in calibrating the misalignment. third, only if the snr is higher, the results of the retrieve can be attained truly, and the errors are in the permitted range ; however when the snr is very low, the reliability of the retrieve will decrease

    從文中模擬的計算結果中，可以看出，一是線性最小二乘擬合是求解多組分氣體所構成的矛盾方程組的最佳工具；二是根據坐標匹配變換，採用mlsm反演方法，很好的校正了譜對準偏差，滿足監測的要求；三是信噪比較高時能很好的反演出濃度值，並使的計算誤差在允許的范圍內；而在信噪比比較小時誤差明顯增大，反演結果的可信度降低。
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