簡正模分析法 的英文怎麼說

中文拼音 [jiǎnzhēngfēn]
簡正模分析法 英文
normal mode analysis
  • : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. Firstly the patterns of the multifingered hands are detailed, eight patterns are defined. the classical bayes method is used in the classification of pre - grasp of multiple fingers based on three patterns which are grasping, holding and pinching. based on the eight pre - grasp patterns, bp neural network is applied in the classification of the pre - grasp of multifingered hands and gets a good effect. the method solves the shortcoming input sample relying on the propobility density and simplified the un - insititution characters extraction. in this paper, support vector machine ( svm ) and binary - tree with clustering is applied in the classification. this method can solve the slow speed and effect with fewness sample in the classification, achieving a good effect. in this papper, we extract the characters of the regulation object with geometry characters and extact the unregulation object with the image analysis

    解決了輸入樣本依賴物體的概率密度的特點,化了類特徵提取的不直觀性。本文還採用了支持向量機( svm )和聚類二叉樹相結合的方對機器人手預抓取八類式進行類,解決了預抓取類訓練速度過慢以及在類中樣本數量偏少而影響類效果的問題,得到了較高的確率。本文對預抓取幾何形狀規則的物體採用直接提取其幾何特徵,對于預抓取幾何形狀不規則的物體採用圖像的方進行特徵提取。
  2. In the second part ( including chapter 4 ), this paper applies gray level coocurrence matrix and image texture feature quantities to evaluate eliminate effect through computing the same sampling region selected. the results show that the three methods can eliminate solar eclipse impact on the satellite vis imagery so that the topography, cloud system texture and ocean current are distinct and differentiable and it is good for analyzing the clouds and weather systems on the cloud image. comparing the three methods, the improved geometry - model method is the most effective

    研究結果表明:原幾何、改進的幾何和數學函數基本都能消除日食對雲圖的影響,經過訂處理后,各種特徵紋理變細,結構變清晰,信息增加,有利於雲圖上雲和天氣系統的識別和;三種方的比較認為,改進的幾何效果最好,原幾何的效果較差,數學函數更加快速、便,但其涉及的主觀因素較多。
  3. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上,重新構建了系統級故障診斷的理論基礎,定義了系統級故障診斷測試型的三值表示;改進了系統級故障診斷的矩陣方,重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣,由此能直觀、便地生成集團和極大獨立點集;補充和完善了各類測試型的系統級故障診斷的集團演算,通過定義集團測試邊和絕對故障集,化了集團診斷圖,由此能較易地找到所有的相容故障式,即使不滿足t -可診斷性,大大減少了系統級故障診斷的復雜度,尤其是對強t -可診斷系統;首次探討了各類測試型的方程解決,由此從另一角度能系統地、高效率地求出所有的相容故障式( cfp ) :擴充了系統級故障診斷擬系統的功能,快速、直觀和隨機地擬實驗運行環境,進行清晰和確的診斷,同時提供大量的實驗數據用於理論研究,優化演算和設計。
  4. The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method

    本文具體內容安排如下:第一章介紹了信用、信用風險、信用評價的概念,回顧了信用評價的歷史、發展和現狀,並綜合各種信用評價型,指出這些型各自的優缺點:第二章單描述了人工智慧技術,著重介紹有關專家系統與神經網路的基礎知識,通過總結它們的優缺點,指出結合專家系統與神經網路構造混合型專家系統的必要性;本章還介紹了神經網路子塊的概念,提出了混合型專家系統的一般框架與設計步驟:第三章對樣本數據進行處理,包括異常數據的剔除、因子等,提出了信用評價混合型專家系統的具體框架結構,介紹了系統知識庫的主要部、基於優先級的向推理機制的流程、以及基於事實的自動解釋機制的具體實現方;第四章介紹了面向對象技術,進而採用面向對象對信用評價系統進行,建立了對象型和功能型,並在此基礎上,採用c + +語言以規則類為例說明系統中具體類的實現,用偽代碼的形式描述了推理的演算;第五章描述了整個系統的結構,對系統主要功能塊和界面進行了介紹,並總結系統的特點;第六章總結了全文,指出本文所構造系統存在的不足以及對將來的展望。
  5. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元進行了,根據擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成比的電壓信號。
  6. Using the two - stream fluid model, the linear dispersion relation is derived assuming a two - dimensional spatial geometry. two cases are considered, one is that the 2d spatial geometry is defined by the plane containing the two counterstreaming electron populations and the perturbation wave vector ( referred as the xy plane ), and the other is that the geometry is defined by the plane being vertical to the two counterstreaming electron populations ( referred as the yz plane )

    對高能束流和電子迴流構成的雙流系統,建立冷等離子體流體型,採用別考慮擾動波矢在平行於電流傳播方向的平面(記為xy平面)上和在垂直於電流傳播方向的平面(記為yz平面)上這兩種情況,推導了不穩定性的色散關系。
  7. This paper briefly introduces the basical principles of finite element method which can be used for analysis of vehicles structure, describes the principles and methods of design optimization for vehicles structure parameters, establishes the finite element models of semi - dragging trucks, which is used to load cement dispersedly and container semi - dragging trucks, applying the ansys software, calculates the static strength, then proves the calculation results to be accurate by means of non - electric charge surveying experiment. at the same time, the author puts forward the model and methods of optimization design for structure parameters of vehicle frames, exploits the applied software of semi - dragging trucks, does optimization design. analyzes the feasibility of the optimization results, then gives the structure improve direction. besides this, the author has had initiative research about interface software, etc

    本文要介紹了可用於汽車結構的有限元的基本理論,闡述了汽車結構參數優化設計的原理和方,建立了散裝水泥罐式半掛車和集裝箱式半掛車車架的有限元計算型,利用有限元軟體? ansys進行了強度,並對罐式半掛車通過電測試驗驗證了計算型和計算結果的確性;論文還提出了半掛車車架結構參數優化設計的型和方,開發出了半掛汽車的結構優化設計軟體,調用了ansys軟體對其進行了優化設計,了優化結果的可行性,並給出了該半掛車的結構改進的方向。
  8. Different parts in the same seamless system perform different tasks, and the use of oo method becomes the key point in the system integration of netfeaf. by making full use of some strategies like " from top to down ", " divide and conquer " and " step by step ", with the help of oo method, netfeaf creates a new method to build the whole integrated system : using one class hierarchy map to fully stand for the structure of netfeaf, and different parts in netfeaf like cluster class library, fea class library, web fea class library and gravity wharf cad class library can also be further explained by their sub class hierarchies, then the complexity of building netfeaf has been decreased step by step, the whole building procedure becomes much easier, so oo method can really change complexity into simplicity

    Netfeaf系統依據自頂向下、而治之以及層層推進的實現原則,採用了全新的系統構造思路,對系統的集成用整體類庫組成圖進行表述,對各組成部通過子類庫再進一步詳細介紹,系統的整體實現被一層一層解、細化,各組成部基於統一的計算核心集成在同一個系統框架內,同時相互之間還保持一定的獨立性,獨成一體,是因為深入利用了面向對象的與實現手段,整個復雜系統構成從概念上更有利於理解,集成更加緊湊,具體塊的實現也更加迅速高效,面向對象方的變復雜為單的策略藝術在系統的具體實現過程中得到了充展示。
  9. My thesis has three parts : in part 1, i briefly introduce the background of the selected title, the goal of research and research meaning of this text. i mainly study the concept, the theory putted forward by the economists about the reason causing economic fluctuation and the macroeconomic control to economic fluctuations. in part 2, i regard chinese economic cycle as the observing object, using the traditional method and economic mathematical model to measure and analyze chinese economic cycle systematically since the reform, then i study the nature, characteristic and main influencing factor of chinese economic fluctuations since the reform of 20 years

    本文的研究工作主要由三部內容組成:第一部首先要介紹了本文的選題背景、研究的目標和研究意義,然後重點考察了經濟周期的概念、各國經濟學家解釋經濟周期發生原因的一般理論以及經濟周期波動的宏觀調控等內容;第二部主要以改革開放以來中國經濟周期波動為研究對象,運用傳統方和經濟數學型對這一時期中國經濟的周期波動進行了詳細、系統地測定,並考察了改革以來中國經濟周期波動的性質、特徵以及主要影響因素;第三部重點了中國經濟波動的真原因及其傳遞機制,並在前文研究的基礎上,依據「反周期」理論探討了對中國經濟周期波動進行調節的基本思路和對策。
  10. In this paper i calculate the reasonable possession quantity of port handling machineries with chance - constrained linear programming. first in the paper is the background and meaning of this research ; then analysis present situation of port machinery management both in practice and theory ; in chapter 3, i qualitatively discusses characters influencing machinery quantity, which include lifting ton, intact rate and using rate, age of machinery, machinery purchase and working cost and so on. in chapter 4, i take the influencing characters to mathematic model of chance - constrained linear programming, aiming to maintain the need of production and reduce machinery cost

    文章首先介紹了選題的背景、意義以及主要工作;第2章介紹了港口機械管理在港口企業管理中的地位與作用,以及我國港口機械設備管理與配置現狀,並要介紹目前港機合理擁有量的理論研究方;第3章從技術與經濟角度定性了各種因素對港機擁有量的影響,其中主要包括機械起運量、完好率與利用率、機械設備役齡、購置與營運成本等;第4章將各種影響因素引入犁,提出以完成生產任務、機械成本最低為目標,應用隨機線性規劃型計算港口流動機械合理擁有量的方;第5章以大連港大港區為例對型進行應用,選擇四種型號叉車為研究對象,對其歷史經濟與技術數據進行統計,其中重點對隨機變量單位臺時維修費用進行了佈擬合。
  11. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面導出了壓型鋼板與混凝土組合板結構的修等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構化實用撓曲變形計算公式,而且通過與傳統計算理論的比較,表明本文提出的計算理論公式的準確可靠性;此外,採用換算彈性量比著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應的計算理論和程序,並通過實例計算證明了理論的確性、程序的可靠性和實用性。
  12. The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward

    2 、針對計算機控制光學表面成形( ccos )的加工方式、誤差收斂特點,研製了去除函數呈高斯佈的雙轉子結構研拋;採用脈沖迭代、平滑因子傅立葉變換推導出駐留時間的演算,求解過程中根據工件面形的特點作了各種形式的化;提出了工件表面和研拋的吻合誤差與局部壓強、材料去除率、收斂比之間內在關系的數學型,並推導出相應的計算公式;了邊緣效應產生的原因,在加工過程中採用相對壓力因子對去除函數進行修,可以消除邊緣效應的影響。
  13. The existing fast packet schedule algorithms are almost the proportional fairness fast packet schedule algorithms, but these algorithms either are not able to guarantee the quality of the service or can ’ t be implemented easily in the real product. concerning these issues, the paper will be dedicated to the creative research of the proportional fairness fast packet schedule algorithm within the wcdma high speed downlink packet access. it includes : 1 ) summarizing briefly the wcdma high speed downlink packet access technology ; 2 ) analyzing the research and development situation of fast packet schedule algorithm of the wcdma high speed downlink packet access technology within recent years and giving comments ; 3 ) establishing the fast packet schedule model of the wcdma high speed downlink packet access technology on the base of timely packet schedule model and the principle and procedure of wcdma high speed downlink packet access technology ; 4 ) bringing forward the proportional fairness fast packet schedule algorithms for different scenarios and performing simple analysis ; 5 ) creating the fast packet schedule simulation platform according to our fast packet schedule model to analyze and verify the proposed proportional fairness fast packet schedule algorithms

    本文是針對上述問題,對wcdma高速下行組接入技術中部公平快速組調度演算進行創造性探索,主要內容為: 1 )對wcdma高速下行組接入技術進行了要的歸納、總結; 2 )對近年來的有關wcdma高速下行組接入中的組調度演算的研究狀況進行總結、,指出其優、缺點; 3 )在timely等組調度型的基礎上,結合wcdma高速下行組接入技術的工作原理和過程,建立了wcdma高速下行組接入組調度型; 4 )場景地提出了潔、有效、服務質量確保的部公平快速組調度演算,並進行; 5 )在wcdma高速下行組接入組調度型的基礎上創建了快速組調度擬平臺,對我們的演算進行擬、、驗證; 6 )與其他典型的演算進行擬比較,各自的特點和性能;擬結果表明,我們的部公平快速組調度演算能夠達到各場景的設計要求和目標。
  14. First of all, the summary trial demonstrates the procedural value of benefit and saves judicial resources. in addition, it contributes to the ascertainment of truth and meets the procedural need. finally, it marks a model in which there are the ordinary trial and the summary trial for the different achievement of values. 2. the practical value

    在比較研究的基礎上,著重對我國的普通程序化審的合理性進行了論證:一是理論上的化審首先體現了程序效益價值,節約了司資源;其次,它有利於查明案件事實真相,符合程序義的要求;最後它體現了程序繁流、多元化案件處理式的原則。
  15. The paper testifies the accuracy of results compared with that of supersap through two simple models

    應用兩個型作為算例,將本文計算結果和supersap解進行比較,證明了本文方確性。
  16. Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared

    由於在糊控制器的設計過程中存在較多的人為因素,為了實現根據系統特性對糊規則和隸屬函數進行自動修、完善和調整,本文將遺傳演算糊控制結合起來,並針對前面設計的糊控制器中所存在的問題進行了詳細,提出了兩種改進方案: 1在糊控制器的輸入變量中加入了變量變化率的信息,即將輸入變量和變量的變化率融合為一個輸入量,並在糊控制器的輸出端加入比例、積環節,然後了這種改進后的糊控制器的解結構,最後採用改進后的自適應遺傳運算元的遺傳演算糊控制器中的隸屬函數和融合因子進行優化,並將優化前後的結果作了比較和。 2
  17. Abstract : a new method, collaborative allocation ( ca ), is proposed to solve the large - scale optimum allocation problem in aircraft conceptual design. according to the characteristics of optimum allocation in aircraft conceptual design. the principle and mathematical model of ca are established. the optimum allocation problem is decomposed into one main optimization problem and several sub - optimization problems. a group of design requirements for subsystems are provided by the main system respectively, and the subsystems execute their own optimizations or further provide the detailed design requirements to the bottom components of aircraft, such as spars, ribs and skins, etc. the subsystems minimize the discrepancy between their own local variables and the corresponding allocated values, and then return the optimization results to main optimization. the main optimization is performed to reallocate the design requirements for improving the integration performance and progressing toward the compatibilities among subsystems. ca provides the general optimum allocation architecture and is easy to be carried out. furthermore, the concurrent computation can also be realized. two examples of optimum reliability allocation are used to describe the implementation procedure of ca for two - level allocation and three - level allocation respectively, and to validate preliminarily its correctness and effectiveness. it is shown that the developed method can be successfully used in optimum allocation of design requirements. then taking weight requirement allocation as example, the mathematical model and solution procedure for collaborative allocation of design requirements in aircraft conceptual design are briefly depicted

    文摘:探討了一種新的設計指標最優配方- -協同,用於處理飛機頂層設計中的大規設計指標最優配問題.了飛機頂層設計中的設計指標最優配特徵,據此給出了協同的原理並建立了數學型.協同按設計指標配關系將最優配問題解為主系統優化和子系統優化,主優化對子系統設計指標進行最優配,子優化以最小化配設計指標值與期望設計指標值之間的差異為目標,進行子系統最優設計,或對底層元件(如飛機翼梁、翼肋和翼盒等)進行設計指標最優配,並把最優解信息反饋給主優化.主優化通過子優化最優解信息構成的一致性約束協調配量,提高系統整體性能,並重新給出配方案.主系統與子系統反復協調,直到得到設計指標最優配方案.兩層可靠度指標配算例初步驗證了本文方確性與可行性,三層可靠度指標配算例證明了本文方的有效性.最後,以重量指標配為例,要敘述了針對飛機頂層設計中設計指標協同配的數學型和求解思路
  18. Finally, the random vibration analysis of the signal transform device is presented. experimental modal analysis is discussed briefly. the reasons why the relays on the printed circuit board were destroyed under random acceleration excitations are found out

    本文最後對信號變換裝置進行了隨機振動響應要探討了實驗,找出了裝在印製電路板上的繼電器在隨機振動試驗中被損壞的原因,也介紹了結構動力型修技術的發展。
  19. Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties

    本文以自增韌氮化硅陶瓷為設計對象,運用主成( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而化了表徵參量變量和準則;運用糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的向預測及反向設計;運用monte - carlo方( mc )進行自增韌si _ 3n _ 4陶瓷的晶體生長擬,然後進行裂紋擴展擬,探索建立工藝?微結構?力學性能預測型的思路。
  20. Firstly, the paper discusses well logging technology and the development of the domestic and foreign pressure meters, then proposes the sytem scheme design of sjdy - i electronic pressure meter and briefly analyzes its operating principle. secondly, the paper explains in detail the software and hardware design method, presents the design thought and flow charts of every function modules. thirdly, the paper analyzes the pc program, introduces software which adopts the filter and nonlinear regression methods for improve the system precision

    本文首先在介紹了試井技術和目前國內外壓力計的發展狀況的基礎上,進行了sjdy -型存儲式深井電子壓力計系統總體方案設計,並對該系統的工作原理進行了要的;然後,闡述了sjdy -型存儲式深井電子壓力計井下儀器部的軟硬體設計思想和設計目標,詳細介紹了整個系統的硬體組成部,並給出了單片機系統(即井下儀器部)軟體的設計思想和各個功能塊的流程;接著,重點了sjdy -型存儲式深井電子壓力計的上位機程序以及各個塊的具體功能,並設計了相應的軟體予以實現;最後採用濾波技術和非線性校,來提高整個系統精度。
分享友人