square method 中文意思是什麼

square method 解釋
方格法
  • square : n 1 正方形,四方塊,四角;方形物。2 (方形)廣場;〈美國〉(四面都是馬路的)方陣建築;街區;(方...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  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 stage of the sun and the moon in sight, azimuth of the sun, the earth and the moon in the spacecraft body coordinate system is simulated. combining the simulated azimuth with the ephemeris of the sun and the moon, the state equation and observation equation are modeled. the initial orbital parameters calculated by least square method are used in orbit state equation to predict spacecraft state and to realize autonomous navigation

    在日月可見階段,模擬日、地、月敏感器測量信息,即日、地、月在航天器本體坐標系下的方位信息,結合日月星歷,建立狀態方程及觀測方程,通過最小二乘法得到歷元時刻的軌道狀態初始值,將其代入軌道狀態方程進行自主導航。
  3. A non - destructive method is used to simultaneously determine the content of various kinds of phthalate plasticizers and adipate plasticizers in poly ( vinyl chloride ) plastics, applying fourier transform infrared spectroscopy - atr technique to obtain ir spectra and partial least square method to analyze the spectra

    摘要為了在線監控聚氯乙烯塑料中增塑劑的含量,採用傅立葉變換紅外光譜atr技術進行光譜測定,利用偏最小二乘法對所測的譜圖進行分析,建立了聚氯乙烯塑料多種增塑劑的無損定量測定方法,同時測定了聚氯乙烯塑料中多種鄰苯二甲酸酯類增塑劑和多種己二酸酯類增塑劑。
  4. After the temperature measurement system is scaled by the black body furnace, we use least square method and neural network to calculate the temperature respectively according to the images taken from both the black body furnace and the common coal furnace. through comparison the calculation data with the result of thermocouple, an improved method of neural network is proposed. this method is more practical and precise

    根據標定結果,本文用最小二乘和神經網路兩種方法分別對黑體爐和普通煤爐的圖像進行了溫度計算;通過比較熱電偶輸出的溫度值和計算的結果,提出了一種改進的神經網路方法,該方法更適用於工程實際,其測溫精度較高。
  5. 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。
  6. This paper elaborates on principles and calculation methods of experiment of prestress tube frictional resistance and also makes data procession of the experimental results by using least - square method

    摘要詳細闡述了預應力束管道摩阻試驗的原理及計算方法,採用最小二乘法對試驗結果進行數據處理。
  7. A linear equation set can be solved by means of least square method, thus the form errors of the flat mirror under test can be obtained and the form of the flat mirror can be fitted

    利用最小二乘法求解一組過定線性方程組,求得被檢平面鏡的面形誤差,擬合出被檢平面面形。
  8. In the course of measurement of workpiece face runout, variance method of the most species based on separability and image edges distilling based on morphology and marr filtering based on edges segmentation are used to enhance effectively accuracy of image segmentation and edges distilling. accuracy of measurement of face runout is enhanced effectually by use of least square method of compressing rectangle fitting edge of image and transforming of dft

    該系統在工件端面跳動測量過程中,採用了基於可分性的最大類間方差法和形態學邊緣提取以及基於邊界分割的marr演算法,使圖像分割和邊緣提取的準確性得到了很大的提高;用壓縮矩形的最小二乘法擬合工件端面圖像的邊緣以及用dft變換對工件端面的跳動量進行測量,使端面跳動測量的準確性得到了很大的提高。
  9. The laser power is detected through the pd ’ s movement across the faculous region. when the value of the peak value of laser power is got, the power of the facular boundary points can be found according to definition of the facular boundary such as “ 1 / e ~ 2 ” theory. then the equation of the facular boundary can be made fitting by using the least square method, and calculate the beam divergence at last

    採用兩個光電探測器分別檢測光束不同高度上的兩個光斑,在確定光斑中心最大光強值后,根據光斑截面尺寸的1 / e2定義,得到光斑截面邊界點的光強值,並以其為標準判定光斑截面的邊界點,對探測到的邊界點通過最小二乘法進行擬合,得到橢圓光斑截面的方程,根據空間幾何關系求出發散角。
  10. Firstly, in order to deal with the problem that the accuracy of the demarcating concentration calibrate algorithm can ’ t satisfy the requirement, this thesis proposes a new demarcating concentration calibrate based on fitting a curve. the new algorithm uses least square method to keep the accuracy. the measuring results show that the accuracy of the algorithm is higher and it can satisfies the requirement of application

    首先,本文針對生化分析系統中現存的濃度標定演算法不精確,難以滿足實際需要的問題,提出了一種基於曲線擬合的濃度標定演算法,演算法基於最小二乘原理進行曲線擬合以保持測量精度,實際樣本測量表明該演算法具有較好的測量精度,能滿足應用要求。
  11. It also has comparison between kalman filtering algorithm and least square method in post - flight data processing

    在事後數據處理中,用最小二乘法與kalman濾波方法進行比較。
  12. Based on the six - port relative power theory that for a given load the relative power ratios of different ports are left unchanged with the input power to the six - port varied, characteristic parameters of detectors can be obtained through the least - square method

    根據六埠相對功率理論即對某一負載各埠相對功率比值不隨輸入功率變化,由最小二乘法得到檢波器的特徵參數,結合四標準法,確定六埠網路的系統常數。
  13. Least square method based measurement of sine wave total harmonic distortion

    基於最小二乘法的正弦波諧波失真度測試
  14. Applied the robust estimation theory, it is made a new improved least square method. combined the normal distribution and the laplace distribution, there is created a new distribution model uber distribution in the paper, it is improved the method of the gross location and parameter estimation and is cleared out efficiently the gross error ' s effect for dam safety monitoring model

    應用抗差估計理論,提出一種抗差最小二乘改進法,結合正態分佈和拉普拉斯分佈,建立新的分佈模式? huber分佈,改進了粗差定位和參數估計的方法,有效地消除粗差對監控模型的影響。
  15. The half analytic formula is reasoned out, which is applied to the sensitivity analysis on design parameters. through the sensitivity analysis of design parameters in constructing phase of nanpu bridge, the main design parameters are confirmed. based on this, the real value of parameters are identified by least square method, by this token, the error of design parameters can be eliminated in the process of construction control

    為了減小鋼管混凝土拱橋施工過程中的施工控制誤差,本文推導出了用於結構設計參數敏感性分析的半解析公式,並對南浦大橋各施工階段的結構參數進行了敏感性分析,從而確定出該橋的主要設計參數,在此基礎上,利用最小二乘法對這些參數進行識別,估計出各參數的真實值,以消除施工控制中結構設計參數誤差。
  16. At the same time, a new decision - making method which determines the indices weight on the basis of the subjective preference and objective information entropy with the strict least square method as a tool is provided in the process of mcdm. with the development of worldwide shipping market, all kinds of special ship types and corresponding ship form evaluate alternatives are emerging. the traditional ( gb11697 - 89 ) method is only suitable for common ship types and it is not suitable for ocean floating structure system evaluation either

    傳統的國標法( gb11697一89 )只能對散貨船、集裝箱船、干貨和雜貨船、多用途船、油船和滾裝船等普通船型進行方案評價,也不能用於海洋工程中浮式結構物的系統論證,故採用gb11697一89針對上述特殊船型進行船型方案論證和技術經濟指標評價顯然已不能滿足實際工作需求和未來船型發展方向。
  17. Geography position and meteorology character in gongboxia watershed are analyzed, according to which the excess of infiltration and instantaneous unit hydrograph are used in runoff and affluence models, and muskingum routing method in river course affluence, kalman filtering technique and least square method in real - time correction

    分析公伯峽流域所處地理位置及該流域內的氣象特徵,確定產、匯流模型採用超滲產流和瞬時單位線,河道匯流採用馬斯京根法,實時校正法由卡爾曼濾波和最小二乘法組成。
  18. Flood forecasting model based on improved recursive least square method

    基於遞推最小二乘改進演算法的洪水預報模型研究
  19. The first one is based on approximating the measured vapor pressure decrease by least square method, then inserting this approximation into the ideal gas equation to get ammonia absorption rate

    一種方法是基於理想氣體方程。首先,對實驗中測量到的壓力降曲線用最小二乘法進行處理,將處理后的數據代入理想氣體方程,從而求得氨蒸汽的吸收量。
  20. In this paper, there are presented that a single stationary station single target passive bearings - only tracking and data association algorithm and a simplified single stationary station multiple target passive bearing - only tracking and data association algorithm, then a single stationary station multiple target tracking problem can be regarded as a single stationary station single target tracking problem. 3. based on least square method, this paper presents the line - of - sight location method of multiple stationary station single target

    針對實際無源探測網路中存在同一探測區域內只布置了一個無源聲音探測傳感器站的情況,給出了一種單靜止站單目標無源純方位定位與跟蹤的演算法,提出了一種簡單的單靜止站多目標無源純方位定位與跟蹤的演算法,從而將單靜止站多目標問題轉化為單靜止站單目標問題。
分享友人