數值演算法組 的英文怎麼說

中文拼音 [shǔzhíyǎnsuànfǎzǔ]
數值演算法組 英文
numerical algorithm group
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 演 : 動詞1 （演變; 演化） develop; evolve 2 （發揮） deduce; elaborate 3 （依照程式練習或計算） drill;...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 法 : 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...
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 數值 : numerical value; numerial number; figure; magnitude; value數值表 numerical tabular; 數值天氣預報 ...
  1. In this diploma thesis, the statistic and structural characteristic of musical score image is analyzed and synthesized by relevant technology of image project, pattern recognition, mathematical morphology, software engineering, music knowledge, midi and so on. the concept of direction number has been defined, and then the mathematical morphology theory is used to process musical score image and recognize musical information. specialized direction number algorithms are firstly used to preprocess a musical score image and then recognize stafflines, barlines, pitch, note values, clef, etc. finally the musical information of the musical score image is automatically stored in the midi format

    本文利用圖像處理、模式識別、數學形態學、音樂知識庫與midi等相關技術，分析與綜合數字樂譜圖像的統計與結構特徵，提出了方向數等概念，對樂譜圖像進行處理，利用直方圖技術與方向數演算法識別譜線、小節線、符乾等樂譜的主要框架，然後用數學形態學理論識別音高與時值，最後根據這些音樂信息，組合成音樂樂譜信息，並自動轉化成midi格式。
  2. Besides, of the several algorithms those have been proposed in the literature for solving the transportation problem, previous computational results indicated that the primal algorithm ( modi method ) is more efficient, so we have compared the amedv versus the modi method. because very little experimentation was carried out on algorithmic techniques used in the codes of amedv, we have also performed a number of runs that test the overall solution time as the number of significant digits in each of the parameters is varied

    因為元素判別值分配法是運輸問題引發出的求解新方法，並且階石法是目前解運輸問題的較快速解法，所以特別針對運輸問題通過若干組有代表性的檢驗數據進行數值測試，在實際問題中對比元素判別值分配法與階石法的演算法執行時間，研究兩對演算法執行效率上的差別，並分析差別產生的原因。
  3. The natsort ( ) function sorts an array by using a " natural order " algorithm. the values keep their original keys

    函數的作用是用「自然排序」演算法對數組排序。數組內所有值的鍵保持不變。
  4. Management data, boston, usa, 1984, pp. 47 - 54. 3 beckmann n, kriegel h - p, schneider r, seeger b. the r - tree : an efficient and robust access method for points and rectangles. in proc

    對cdt索引來說，首先高維數據點通過k平均聚類演算法得到若干類，然後分別計算該點對應的始點與質心距離，並且將這兩個距離通過線性組合得到該點的復合索引鍵值。
  5. To training the sample the article put forward a monitor type fuzz - c cluster arithmetic and using it to establish a standard pattern database. based on human cognize character, the article put forward a weightiness amend coefficient ( wac ) to denote the important extent of different character

    經過實驗驗證，本文提出了一組描述火焰圖像燃燒狀況的特徵參數，並採用一種改進的聚類演算法- -導師型模糊- c均值聚類演算法對標準模式做了訓練，建立了標準模式庫。
  6. The proposed method is used to solve tsp on pc clustering computing system, the experiment results demonstrates that the new method is effective and valid

    最後在一組pc機集群構成的網路環境下運用該混合演算法求解tsp問題，實驗的數值結果證明了該演算法的有效性和可行性。
  7. The innovations of this thesis can be summarized into three points. firstly, the average relative velocity is introducd into a novel adptive weighted clustering algorithm as one important parameter of weight, then it increases the stability and self - adaptability of cluster head. secondly, a new approach to calculating weight is suggested by integrating subjective and objective factors. it is verified by comparison with other approaches to selecting weight. thus the velocity of weight responding to the changes of network topology is increased. finally, using a som neural network to create a classifying model enables every node to learn to identify by itself the role in manet

    本文的創新點有三個:首先本文在wca和aow分簇演算法的基礎上，引入了平均相對移動速度作為權值重要的參數，提出了一種新的基於權值的自適應分簇演算法，提高了簇頭在移動中的穩定性和自適應性;其次，提出了利用主客觀綜合賦權法確定權重的權值計算方法，通過與其他權重選擇方法比較，網路結構變化的權值響應速度得到了改進;最後，論文利用自組織特徵映射神經網路建立分類模型，使得網路中的節點可以自學習地確定簇中角色。
  8. This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section

    文章介紹了關于軟體工程學與計算機圖形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法，並重點討論了基於約束條件的delaunay三角網格化演算法、 nurbs （非均勻有理b樣條）曲面擬合、三叉樹等值線填充演算法和基於掃描線的復雜剖面填充演算法。
  9. The detail is clarified as follows : l ) based on the chaotic technology and contemporary encryption approach the paper put forward a new chaotic sequence, which introduced the m - sequence and the method of shrink key - the stream generator. the complexity of the sequence was promoted as the random alteration of the parameters of chaotic mapping, and at the same time, the shrinking key was used to enhance the security further more ; 2 ) the performance of one - way hash function was improved and new hash function construction methods are proposed through a novel hash method based on chaotic mapping and the aes - the rijndael algorithm. the algorithm of hashing messages of arbitrary length into 256 bits hash values was designed

    按照這種方法，輸出序列的周期性得以大大提高，理論分析和計算機模擬結果表明，該方法可以產生具有良好統計特性的密鑰流，而且易於軟硬體實現： 2 ）實現了一種基於混沌映射和分組密碼rijndael演算法的單向hash函數的構造方法，即使用logistic混沌映射產生混沌二值序列，序列的分組與明文序列分組進行按位異或后，進入rijndael加密模塊，所得的結果再加入到反饋端，參與下一分組輸入的異或運算，迭代結束時的rijndael加密結果即為所求的hash函數值。
  10. The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible

    該體系具有高度非理想性，氣液相平衡模型採用nrtl - hoc和uniquac - hoc模型，採用切平面判據法對進入分層器中的液相進行液相穩定性測試，提供液液相分離計算的初值，再結合牛頓拉夫森迭代法運算求得相分割系數，根據物料衡算求出各相組成，循環迭代可求得分層各組分數據，共沸精餾模擬計算採用那夫塔列-山德荷姆全變量迭代演算法。
  11. This thesis derives three algorithms for solving large indefinite symmetric sparse linear systems on the basis of lanczos method

    本文研究求解大型對稱不定線性方程組的數值方法，在lanczos演算法的基礎上提出了三個改進的演算法。
  12. Firstly, e - hmm is used to parameterize face image, the output likelihood of the e - hmm is encoded to form the input vector and is sent to the ann. by taking advantage of the discriminative training of ann, the weak discrimination of the maximum likelihood criterion can be improved, and the recognition performance can be improved by means of the learning ability of ann

    該混合識別網路用e - hmm的參數來描述人臉的整體性和局部細節性特徵，用e - hmm的輸出似然值序列組成ann的輸入矢量，利用ann的鑒別訓練能力來克服e - hmm的基於最大似然準則訓練演算法區分力較差的弱點，同時利用ann的學習能力來提高e hmm的識別性能。
  13. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術，包括傳輸、交換、組網等，重點研究了光交叉連接的功能和結構、性能，對其引入的串擾進行了詳細分析，選擇恰當的器件參數進行了數值模擬，並提出了抑制措施（如雙重濾波、優化判決門限、選擇恰當的復用波長數） ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題（光網路類型、業務類型、流量類型、光網路生存性） 、 r認人演算法的分類和比較，具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目標的r認認演算法，提出預置光路的概念，對網路資源進行狀態分類（佔用、未佔用、預置） ，利用改進的r認叭演算法模擬，預置光路可為部分新到的連接請求快速建立連接，從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法，提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決定的幾種鏈路權重函數，利用基於波長分層圖模型的并行r場人演算法模擬，利用新的鏈路權重函數使得演算法具有更優的性能，使網路具有更低的連接阻塞率。
  14. Fire resistance of composite slab has been calculated using a kind of numeric method

    採用數值演算法計算了組合板的耐火極限，同時分析了影響組合板耐火極限的參數。
  15. Backpropagation model of the ann is used in knowledge storage and the leverberg - marquardt algorithm based on numerical optimization is used in training the neural networks

    採用了基於數值優化的leverberg - marquardt （簡稱lm ）演算法，對網路進行訓練，完成知識庫的組建。
  16. To the cabin which is designed by the forth department chongqing communication college, the model which includes the air in the cabin, generator set and public muffler is built integer, meshed, and added by boundary condition and load. the normal k - model etc are used to be turbulence model of the air in cabin respectively, the turbulence model is calculated by simplef or simplen algorithm, and by the first order accurate msu or the second order accurate supg in advection discretization scheme

    論文對艙內空氣、發電機組和公用消聲器進行了整體建模和網格劃分，施加機組艙模型的邊界條件和載荷，採用標準k -等多個模型來分別模擬機組艙通風散熱的空氣湍流流動，採用simplef和simplen兩種不同的數值演算法以及一階msu和二階supg的對流項分離方案來對流動模型進行運算。
  17. The important research is about the theory and methods of the cluster analysis in view of statistical theory, the theory and methods of fuzzy cluster analysis, the fkn " s structure and the fkn ' s study algorithm ( fkn, fuzzy kohonen network ) - the organic fusion of the fuzzy c - means algorithm and self - organized feature map neural network. the paper proposes the ifkn ( improved fkn ) on the basis of the hard classification idea and the soft classification idea, then carries on the cluster analysis of the artificial synthetic control chart time series through matlab program and tt ? cluster result matches the cluster result of the famous dataengine " s software of the intellectual data analysis and data mining from german mit company. finally, the paper discusses the applying of the cluster analysis to the control process, which can be widely applied to the pattern recognition of the parameter " s changing trend during the control process and the image partition processing, and utilizes the ifkn to recognize the thermotechnical parameter " s changing trend based on the engineering of clinker sintering rotary kiln automatic control system of guizhou " s aluminium factory, through which good effect is obtained

    數據挖掘技術在商業領域中已廣泛使用，然而在工業過程式控制制中的應用卻極少，本文正是在這種背景下，對數據挖掘中的聚類分析方法及其在工業過程式控制制中的應用研究作了償試，重點研究了基於統計理論的聚類分析理論和方法，模糊聚類分析理論和方法及模糊kohonen網路（ fkn ）的結構與學習演算法，即模糊c ? ?均值演算法與自組織特徵映射神經網路（ kohonen網路）的有機融合，並根據硬分類思想及軟分類思想提出了改進的模糊kohonen網路（ ifkn ） ，通過matlab編程對人工合成控制時序圖數據集進行聚類分析，其聚類效果與當今廣泛使用的數掘挖掘軟體平臺，德國mit公司著名的dataengine智能數據分析和數掘挖掘軟體的聚類效果相當，最後，論述了聚類分析在控制中的應用，它可以用於過程式控制制中的參數變化趨勢的模式識別及圖象分割處理等具體應用中，並以貴州鋁廠熟料燒結回轉窯自動控制系統為工程背景，利用ifkn識別其熱工參量變化趨勢，取得了較理想的效果。
  18. First, every form of tdie is described in detail. the general implementation of time - domain integral equation solver is presented. the details that relate to the method of moments ( mom ) used to solve the tdie are discussed

    首先，本文分別詳細推導了研究金屬目標、介質目標與金屬非金屬組合目標散射的時域積分方程的各種形式，對矩量法（ mom ）求解時域積分方程所涉及的細節進行了分析，並介紹了求解矩陣方程的數值演算法。
  19. Chapter two is focused on the wang - ball curves, including definition, properties and recursive algorithms. using the dual functional of the wang - ball basis, the author derives the subdivision algorithms for the wang - ball curves for the first time and then obtains some identical equations of calculation combination

    第二章介紹wang - ball曲線的定義及性質，以及wang - ball曲線的遞歸求值演算法，利用wang - ball基函數的對偶泛函，作者在這里給出wang - ball曲線的顯式細分演算法，並由此導出幾個計算組合恆等式。
  20. In this article, a program about the weighted residual method is compiled by using matlab mathematics software to solve this problem. the program has broad applicability, which can analyze the displacement fields and the internal force fields of moderate - thick plates on two - parameter elastic foundation with arbitrary boundary and arbitrary loading con - ditions ( contains uniform line load, concentrated load or combined loads on arbitrary position of plates )

    計算中本文應用matlab數學軟體編制出求解該問題的加權殘值演算法程序，程序適用性較強，可以求解雙參數彈性地基上任意邊界條件組合下任意豎向荷載（包括板面上任意位置的均布荷載、集中荷載以及兩者的組合）作用下的中厚板內任意點的位移場、內力場。
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