正交數展開 的英文怎麼說
中文拼音 [zhēngjiāoshǔzhǎnkāi]
正交數展開
英文
orthogonal function expansion-
In west developed countries, the national credit management system played a very important role in normalizing the credit trade. it is made up of opening credit rating data and the development of credit management industry, establishing and enforcing of credit management law system, supervising and managing over credit trade and credit management industry by government, developing of the education and research on credit management
發達國家信用管理體系在規范信用交易方面發揮了非常重要的作用,大概由以下幾個部分組成:第一,徵信數據的開放和信用管理行業的發展;第二,信用管理法律體系的建立和執行;第三,政府對信用交易和信用管理行業的監督和管理,包括信用管理民間機構的建立;第四,信用管理正規教育和研究的發展。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型,通過攝動方法和有限體積法,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。The core issue i " d like to discuss in this paper is the thesis that " cooperative security " is the rational choice of the security patterns in the asia - pacific area after the cold war. the following are my reasons : from the practical perspective, asean regional forum ( arf ) is the first and the only pan - regionally official " cooperative security " organization emerged in the asia - pacific area after the cold war. and it has made great contribution to the asia - pacific security : firstly, arf is the product of the asean ' s new security concept and strategy, which is in accord with the maintenance of national and regional security interest for asean and most of the states in this area ; secondly, the appearance of arf also conforms to the subjective and objective needs of big powers ; thirdly, the method to resolve the security problems by dialogue and cooperation, the building of confidence - building measures and the launching of the preventive diplomacy in arf have enhanced mutual understanding and mutual trust among asia - pacific countries
本文要論證的中心問題就是, 「合作安全」是冷戰后亞太地區安全模式的理性選擇,理由如下:首先,從實踐的角度看, 「東盟地區論壇( arf ) 」是冷戰后亞太地區出現的第一個,也是迄今為止唯一的一個泛地區官方「合作安全」組織,它在發揮維護冷戰后亞太地區安全方面起到了重要的作用和收到了良好的績效:第一, arf是冷戰后東盟國家新的安全觀念和以此為指導的新的安全戰略的產物,它符合東盟國家及絕大多數發展中國家保持本國及整個亞太地區安全與穩定的利益;第二, arf的出現符合亞太地區大國的主觀訴求和客觀需要;第三, arf以對話、合作解決安全問題的方式及它的信心建立措施和預防性外交的開展為亞太地區國家之間增進相互理解和信任起到了積極的作用,有利於冷戰后的亞太國家走出「安全困境」 ,實現真正意義上的普遍安全。C cct - teligent co., ltd. has met the milestone on number of hubs. however, it has failed to meet the milestones on cumulative capital expenditure and launch of service and did not provide any representation on its intended actions to rectify the situation
C cct - teligent co . ltd .符合有關收發站數目的發展目標,但未能達到有關累積資本開支和推出服務方面的發展目標,而且沒有就擬採取的行動糾正有關情況提交陳述。Cct - teligent co., ltd. has met the milestone on number of hubs. however, it has failed to meet the milestones on cumulative capital expenditure and launch of service and did not provide any representation on its intended actions to rectify the situation. pursuant to the terms and conditions of the performance bond, the ta has exercised the right to call the total bonded sums of hk $ 10, 000, 000 in respect of the milestones on cumulative capital expenditure and launch of service ; and
符合有關收發站數目的發展目標,但未能達到有關累積資本開支和推出服務方面的發展目標,而且沒有就擬採取的行動糾正有關情況提交陳述。電訊局長已根據履約保證的條款和條件行使權力,沒收該公司就符合有關累積資本開支和推出服務方面的發展目標繳付總額達1 , 000萬港元的履約保證金。Expanding the system ' s hamiltonian to a real symmetric matrix in an appropriate orthogonal basis vector and then diagonalizing it, we get the energy spectrum of the system and calculate the energy level spacing distribution function and the spectral rigidity. then we study the statistical character of the energy spectrum under the changing of magnetic field intension and find that the system ' s motion transfers from regular to chaos gradually
將系統的哈密頓量在一個適當的正交基矢下展開並對角化,得到系統的能譜,分別計算系統能譜的能級間距分佈函數和譜剛度,研究了該系統量子能譜的統計特徵隨磁感應強度大小的改變而表現出的系統運動由規則到混沌的漸進變化。Upon using an artificial neural network ( ann ) a new short - term climate forecast model with the monthly mean rainfall in june in the north of guangxi as predictand is established making empirical orthogonal functions ( eof ) to the 36 predictors ( 15 ssa predictors, 21 500hpa height predictors ) with over 0. 05 significant correlation level of previous 500hpa height and sea surface temperature ( sst ) field, and selecting the high relative principal components, at the same time, a new approach of constructing ann learning matrix is developed. predictive capability between the new model ( principal components ann model ) and linear regression model for the same predictors is discussed based on the independent samples and historical samples
本文通過對廣西北部6月平均降水量(預報量)同北半球月平均500hpa高度場和北太平洋月平均海溫場進行相關普查,選取了前期36個同預報量相關顯著水平達到0 . 05以上的預報因子( 15個海溫場預報因子, 21個高度場預報因子) ,並運用自然正交函數展開方法對這36個前期預報因子展開,取其中同預報量相關程度高的主成分,結合人工神經網路技術,提出了一種新的構造人工神經網路學習矩陣的方法,建立了一種新的短期氣候預測模型。Secondly, the electromagnetic fields between the inner and outer boundaries are expressed in terms of infinite series with spherical vector wave functions using the relations between the spheroidal vector wave functions and spherical ones
然後根據橢球矢量波函數與球矢量波函數的關系,把兩層橢球之間的電磁場表示為球矢量波函數的級數形式,由球矢量波函數的正交性,進一步建立各展開系數之間的關系。First. adjust the fiber to get the interferogram, use the four - step phase shifting method control the change of phase, achieve phase shifting. in data processing, take the pzt ' linear influence into account, calibrae the pzt. unwrapping the phase, gain the continuity, get the actual phase. analyzing the data with zernike orthogonal methord, fit polynomials that are not orthogonal over the data points, through visual c + + program, obtain polynomial parameters. calculate the shape of the surface, compare the result with zygo, then achieve the better experimental result
首先,經光纖耦合輸出調整得到干涉圖,採用四步相移方法,控制干涉圖位相變化,實現相移;數據處理過程中,考慮壓電陶瓷的非線性影響,進行標定;對位相進行模式展開連續性處理,得到實際位相;用zernike多項式正交化方法分析,在離散點上處理數據,經visualc + +程序設計,得到多項式系數,計算出面形分佈,同zygo所得結果進行比較。We have the following results. part i the computations of the bergman kernel functions the bergman kernel function plays an important role in several complex variables. s. bergman introduced the concept of bergman kernel function in 1921 when he studied the orthogonal expansion on d in c and he generalized it to the case in several complex variables in 1933
Bergman核函數的顯式表達bergman核函數在(單、多)復變函數理論的發展過程中起著十分重要的作用, bergman在1921年研究復平面中區域d上的正交展開,其研究結果導出了一個核函數k _ d ( z , ) , ( z , t ) d d 。Two sorts of general base function property is analyzed, they are trigonometric function and walsh function. arming at projection compounding model, a learning algorithm base on weight function expanded on certain base function is proposed
分析了三角函數基及沃爾什函數基兩類常用基函數的性質,並針對投影組合模型給出了基於權函數正交基展開的學習演算法。The orthonormality relations also permit us to express the power carried by the total field in terms of the expansion coefficients.
根據正交性我們還可以用展開系數來表示整個場承載的功率。It can be solved by the modern canonical mathematic tools, for example, adjoint symplectic orthonormality and the expansion theorem etc. the problem of viscoelastic cylinders can be solved by using the analytical and semi - analytical method
藉助于現代辛數學等工具,如辛正交關系和展開原理等對問題進行求解。採用解析、半解析方法等來解決粘彈性柱體問題。Based on the empirical orthogonal function ( eof ), the characteristics of large scale variations of precipitation anomaly during rainy season ( from jun to aug ) in south - west china for the period 1961 1995 is analyzed, and the teleconnection distribution charac - teristics between sea surface temperature ( sst ) over india ocean and precipitation during rainy season in south - west china were studied by using the method of cca
用自然正交函數展開方法對1961 1995年西南汛期( 6 8月)降水大尺度變化特徵進行分析,並在此基礎上用典型相關分析方法研究了1 8月印度洋海溫距平場與西南汛期降水場的遙相關分佈特徵。By using new dual vectors, dual differential matrix and orthogonality relationship, a new solution method by igenfunction expansion for an elastic system with one continuous coordinate is establishen based on the theory of ordinary differential eguations
摘要以常微分方程的理論為基礎,利用新的對偶變量、對偶微分矩陣和正交關系,以單連續座標彈性體系為例,建立了與彈性力學求解新體系平行的特徵函數展開解法。They have a number of desirable properties not possessed by wavelets of daubechies type, namely : they have symmetry property ; the scaling function and physical space representation are identical ; expansion coefficients are easily computed ; in certain respects they are more accurate ; the functions ( but not their derivatives ) can be computed without solving an eigenproblem. the price to be paid for these advantages is the loss of orthogonality, interpolating wavelets are only biorthogonal
本文主要的研究成果是把一維的某些結論推廣到高維,分為以下四個方面: ( 1 )使用二元拉格朗日插值法構造二元尺度函數和小波函數,使其具有緊支性、對稱性以及函數展開式的系數易於計算等優點。唯一的缺陷是缺乏正交性。By introducing a set of appropriate orthogonal basis functions into the input space, the input functions and the weight functions are expanded under the orthogonal basis functions, and the time aggregation operation of the process neurons is simplified by using the orthogonality of the basis functions
在輸入空間中引入一組合適的函數正交基,將輸入函數和網路權函數表示為該組正交基的展開形式,並利用基函數的正交性簡化網路聚合運算過程。There are obvious interannual variations in spring precipitation in shandong province, and the oscillation period is about 4. 8 - 6 year
應用自然正交函數展開( eof )方法,分析了山東省38年春季月、季降水量。At ldk, problems started a few weeks ago after the firm ' s former financial controller, charley situ, emailed the securities and exchange commission alleging that the firm was showing an inflated inventory figure on its books, and that the quality of its inventory was poor
在民盟,問題數星期前展開后,該公司的前財務總監,查理原位,電子郵件發送給證券交易委員會的指控,該公司正在顯示出一種膨脹的庫存數字,就其書籍,並表示,優質的庫存是窮人。分享友人