準線性模型 的英文怎麼說

中文拼音 [zhǔnxiànxìngxíng]
準線性模型 英文
quasi-linear model
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非關系,本論文經細致的理論分析,將基本的非分析方法、統計建方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程確預報的困難所在及改進方向。
  2. A novel dynamic evolutionary clustering algorithm ( deca ) is proposed in this paper to overcome the shortcomings of fuzzy modeling method based on general clustering algorithms that fuzzy rule number should be determined beforehand. deca searches for the optimal cluster number by using the improved genetic techniques to optimize string lengths of chromosomes ; at the same time, the convergence of clustering center parameters is expedited with the help of fuzzy c - means ( fcm ) algorithm. moreover, by introducing memory function and vaccine inoculation mechanism of immune system, at the same time, deca can converge to the optimal solution rapidly and stably. the proper fuzzy rule number and exact premise parameters are obtained simultaneously when using this efficient deca to identify fuzzy models. the effectiveness of the proposed fuzzy modeling method based on deca is demonstrated by simulation examples, and the accurate non - linear fuzzy models can be obtained when the method is applied to the thermal processes

    針對糊聚類演算法不適應復雜環境的問題,提出了一種新的動態進化聚類演算法,克服了傳統糊聚類建演算法須事先確定規則數的缺陷.通過改進的遺傳策略來優化染色體長度,實現對聚類個數進行全局尋優;利用fcm演算法加快聚類中心參數的收斂;並引入免疫系統的記憶功能和疫苗接種機理,使演算法能快速穩定地收斂到最優解.利用這種高效的動態聚類演算法辨識,可同時得到合適的糊規則數和確的前提參數,將其應用於控制過程可獲得高精度的非
  3. Based on quasi - linear model of sr motor, the influences of angle on phase current, output power, energy loss are analyzed. an optimum result of angle is produced in accordance to given target

    基於sr電機的準線性模型,本文分析了開通角和關斷角與相電流、輸出功率以及損耗之間的關系,並根據給定的優化目標,給出了該電機開通角和關斷角的優化結果。
  4. Fiscal transfer paying is one of the mainstay of finance relation among governments. lt can realize the state macro - monitor and guarantee the administration ability of different area and the balance of resident " standard of living. the main point to realize it rest with settle the ascertain of fiscal transfer paying sum. the traditional way is adopted linear model such as linear regression model. however, owinng to the nonlinear factors influence the fiscal transfer paying sum, there are a lot of problems whether the model or the algorithm self of the traditional way. this paper mainly research the algorithm for transfer paying and realize the model based on nonlinear algorithm. the applied means are as follows : 1, in the paper, ann is applied in the model for the first time

    實現財政轉移支付的關鍵在於解決財政轉移支付額的確定問題,傳統的方法都把該問題視為問題,大都採用諸如回歸求解。然而實際上影響財政轉移支付額的因素是非的,傳統的測算方法無論在建立還是計算方面都存在諸多問題。本文以轉移支付測算為研究對象,實現了利用非演算法進行的轉移支付測算問題建,應用的主要方法描述如下: 1 、本文首次將人工神經網路的方法引入到對財政轉移支付標收支的測算中,利用其中的bp網路進行測算。
  5. It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model

    它可應用於任何復雜的傳播環境中,能找到發射機到接收機之間的所有電波傳播路徑而無須冗餘的計算,是一種三維的預測;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射跟蹤法,所以它無須進行接收測試;而且由於採用了反向演算法,運用數據結構中多叉樹的概念,先確定需要計算的場點位置,找出所有能從源點到達場點的射,並且可一次建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算速度,因而有較高的接收效率與精度。本文對該進行了相應的擬,並將其預測結果與實測結果以及基於cost231經驗和基於強力射跟蹤確定的預測結果進行了比較,結果表明了該的優越
  6. For the general multivariate linear model, in this paper, the necessary and sufficient condition for admissibility of the linear estimator for sx in the class of linear estimator under different criteria is gained

    摘要對於一般未知方差多元,討論了共同均值矩陣參數的可估函數sx的估計在估計類中的可容許問題,證明了在本文所給的不同優良則下可容許是等價的,並得到了它們的充要條件。
  7. Then, we turn to the modules of the monitoring system, their function, structure, constitution, working sequence etc. the result and analysis prove the reliability of the model and monitoring svstem, then we dicuss the main factor thai affect the monitoring model and system

    對鍋爐48小時實際連續運行數據作了擬離監測,監測結果分析驗證了監測系統與監測和可靠對鍋爐負荷有較大的適應。並探討主要影響因素對監測結果的影響。
  8. After we do research on the standard of h. 264 rate control algorithm and rdo algorithm, we do the follow reseach : first, base on the time - space coherence, we proposed a weighted model for linear regression to substitute the standard linear model

    本文在研究了h . 264標碼率控制演算法及率失真優化的基礎上,所作工作如下:一.基於基本單元之間的時間和空間相關,改進了一種用於回歸的加權,以替代標
  9. The following conclusions have been drawn from this research program, : ( 1 ) the model following architecture allows for straightforward implementation of requirements of handling quality standard, and it can be utilized for helicopter handling quality design. ( 2 ) the adaptive model - inverse control theory can provide the referenced helicopter with consistent handling quality throughout its operating envelope, with requiring only an approximate linear model at a single operating point. ( 3 ) the technology of adaptive neural network model - inverse control can reduce costs and period associated with pcs development

    通過該課題的研究,得到以下結論: ( 1 )參考跟蹤結構能夠直接實現飛行品質規范要求,可以用於直升機飛行品質設計; ( 2 )自適應逆控制方法只需一個基狀態下的近似,卻可在整個使用包內提供協調一致的飛行品質; ( 3 )自適應神經網路逆控制技術可節約成本,縮短飛控系統研製周期; ( 4 )在某些部件部分意外失效或戰損情況下,自適應神經網路具有實現控制的在快速重新配置、保持飛行品質的潛力; ( 5 )軌跡跟蹤控制器可以用於任務科目基元擬及飛行品質評估。
  10. All the results of axial and radial deformation measurement by digital image processing technique and those by traditional method are compared. the differences of the soil parameters on duncan and chang ' s nonlinear model made by these two methods are analyzed. finally, a compress test results and fem results are provided to show the reasonability and veracity of digital image processing technique to study the soil stress - strain characteristic in triaxial test

    ( 2 )三軸試驗土樣局部變形研究:首先定量比較了三軸試樣沿高度方向不同位置的局部變形(局部徑向變形與局部軸向變形)大小,分析了三軸試樣局部變形的特點和影響因素;然後把三軸試樣數字圖像測量結果與傳統測量結果進行比較,以鄧肯張非為例進行了參數的整理,分析了兩種不問測量方法引起的參數差異:最後用原壓縮試驗對比有限元數值計算結果,驗證了數字圖像測量方法得到的三軸試驗土體應力應變參數的合理
  11. Characteristics of present land subsidence models in china were as follows : ( 1 ) flow models were quasi - three dimensional models ; ( 2 ) parameters in models were constants ; ( 3 ) subsidence models were linear elastic models ; ( 4 ) couple of flow model and subsidence model had two steps

    摘要我國現有有下列特點:水流都是三維中的參數都是常數,沉降採用,水流和沉降的耦合分二步進行。
  12. It is suggested that the true triaxial test under different stress paths should be performed to derive reasonable anisotropic yield criterion and further to develop nonlinear anisotropic elastic - plastic constitutive model

    建議通過復雜應力條件下不同應力路徑的真三軸試驗,建立合理的各向異屈服則,進而建立各向異彈塑
  13. By series of linear and nonlinear mechanical analysis of the road pavement, and together with series of plate - bearing test and stress test in place, we elicit that marshall mix design method is not fitful for asphalt pavement design. the mechanical property between the asphalt layers is a problem of contact. the contact nonlinear finite element method can get more credible solution than linear finite element method or layer theory does

    通過對試驗段路面的、非力學計算和現場承載板試驗得出:馬歇爾試驗不能如實反映實際路面的受力能;瀝青混凝土結構層之間通過接觸傳遞應力,接觸非比層狀彈體系更符合實際,接觸非有限元計算結果可以較確地反映實際路面的力學特
  14. This paper puts emphasis on dynamic simulation based on switched reluctance drivers ' s ( srd ' s ) nonlinear model, and study of fuzzy control for srd. based on switched reluctance motor ' s linear, nonlinear model, the dynamic simulation model of srd ' s is built respectively. the phase current, phase torque, total torque and speed of srm in current chopping control ( ccc ) and angular position control ( apc ) are calculated respectively with this simulation

    本文在分析sr電機、非的基礎上建立了四相( 8 / 6極) sr電機調速系統( srd )動態、非,分別對電流斬波控制方式( ccc )與角度位置控制方式( apc )下sr電機相電流、一相轉矩、合成轉矩及角速度進行了擬。
  15. Based on linear and quasi - linear method, this paper provides a non - linear inductance model of srm. the coefficients of the model are gained with least square parameter estimation

    本文在sr電機準線性模型基礎上給出了一種sr電機的非電感,採用最小二乘參數估計法給出了該解析表達式的各項系數。
  16. First a quasi - linear model of 6110 turbocharged diesel engine was built, then traditional control theory such as pid were applied

    作者首先在該軟體平臺上搭建起一個6110增壓柴油機的控制,為控制策略的設計與驗證提供了一個良好的被控對象。
  17. An optimal model of pre - stress steel truss is presented based on reliability. the reliability index is replaced by subentry coefficient in optimal model restrict equation, and deal with corresponding restrict conditions with applied expressions. linear programming associated with full - constrained methods are used in this paper, which improve the profit of multi - pre - stress steel structure design and the reliability of structures as well as model and arithmetic

    本文分析考慮可靠的預應力鋼結構的優化理論,建立了基於可靠的預應力鋼結構的優化,將可靠度指標以分項系數的形式引入優化的約束方程當中,以實用表達式形式處理相應的約束條件,並採用規劃和滿約束則結合的方法進行優化,既提高了多次預應力鋼結構設計的效益,又保證了結構的可靠和演算法更加完善。
  18. Besides, the converters have unmodeled dynamics. so the traditional controller for hvdc based on the classical control theory can not meet the requirements in practice. although, pi controllers are widely used in the hvdc systems, they have high sensitive responses to random disturbances, low robust performance, and can not solve some problems in power systems, such as unmodeled dynamics, nonlinear uncertainties

    直流輸電路中的換流器具有很強的非,系統的運行工況隨時都會發生改變,系統擾動發生的地點、類及嚴重程度具有隨機;此外,換流器還含有未建動態部分,這些因素使得基於直流輸電系統靜態的常規控制器設計方法常常不能很好地滿足系統的實際要求。
  19. At the same time, the standard linearity body model integrated with experimental data was used to simulate the creep constitutive relations of the material

    同時用標對該材料的本構關系進行了擬,並與實驗曲進行對比。
  20. The experiments show that linear model or single gaussian model in his color space can get better results under complex background

    通過實驗表明,在hsi彩色空間的簡單高斯比較適合於復雜背景下的快速、確的人臉檢測。
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