construction algorithm 中文意思是什麼

construction algorithm 解釋
構造演算法
  • construction : n 1 建築，結構，構造，架設，鋪設；建設；設計；工程；建築法，構造法，建築物；【戲劇】搭置，布景，...
  • algorithm : n. 【數學】演算法；規則系統；演段。
  1. If you have a copy of the book handy, the dfa construction is algorithm 3. 5

    如果您手邊有這本書，那麼這個dfa構造使用的是這本書中所講的演算法3 . 5 。
  2. Thirdly, from the idea of locally linear approximate, another tangent - plane algorithm is presented for the distance between the convex nurbs surfaces. the critical step is the construction of the support mapping by gjk and lc to search for nearest points, and emphases are laid on dealing with isotropic cases and choosing initial iterated points. it is also proved that no isotropism during iteration would take place if initial iterated points are positive points

    切平面法是運用gjk和lc構造支撐映射的原理而設計的一個搜索近點對的迭代法，著重給出了迷向情況的處理和初始迭代點的選取方法，並證明了只要將初始迭代點取為陽點，就不會出現迷向情況。
  3. We analyze the classifying results based on the fuzzy text classifying, think the wrong classifying results can be divided into two styles, and we propose a subordinative degree update algorithm aim at the two instances. combined the nizzy semantic relationship classifying algorithm, we propose the gradual classifier construction algorithm through checkouting and correcting the wrong results constantly with the update formula.

    在模糊文本分類的基礎上，對分類結果進行了分析，將分類錯誤歸結為兩種類型，並針對這兩種情況提出了隸屬度更新演算法，結合模糊語義關聯度的分類演算法提出了運用更新公式不斷對分類結果進行校驗糾錯進而逐漸地構造分類器的演算法。
  4. The paper discusses the construction, adjust processing and control algorithm of the system

    將九區控制演算法應用到水輪機調節系統上是大有發展前景的。
  5. This paper is introduced bp neutral network character, algorithm, designing principal on its construction and the designed product. input features extracted by the way described above into a bp neutral network, and using it to classify seven type of different carburized layer depth specimen. the result is indicated, using wavelet packet method to extract features and bp neutral network to classifying, is effective and precise to classify different metal carburized layer depth. it is useful and economical

    本文介紹了bp神經網路的特點、演算法和其結構的具體設計方法和設計結果，並將小波包提取的特徵值輸入到bp網路，對7種不同滲碳層深度的試件進行分類，實驗結果表明，小波特徵值提取和bp神經網路分類器相結合，可以實現對不同滲碳層深度的分類，效果良好，精度較高，有一定的實用價值。
  6. The discussion of main parallel technologies on construction of parallel sliq algorithm is presented in this paper. the computing result of algorithm complexity of sequential and parallel algorithm indicates : when the data set is large enough, as to continuous attributes, the parallel algorithm almost get speedup value equal to the number of processors ， while as to categorical attribute the improvement of parallel algorithm is limited

    通過對串列和并行演算法時間復雜度的計算表明，當數據集充分大時，由於連續屬性的排序計算操作分散到各個處理機單元上進行，顯著降低了計算時間，從而可以得到近似於處理機個數的加速比，對于離散屬性，本并行演算法對串列演算法的性能提高有限
  7. Theebe - cg algorithm does not require construction of the global matrix. it can be implemented efficiently on a massively parallel architecture

    Ebe - cg演算法不需要構造全局矩陣，它在大規模并行結構中能被有效地實現。
  8. The cg algorithm does not require construction of the global matrix. it can be implemented efficiently on a abstract massively parallel architecture

    共軛梯度演算法不需要構造全局矩陣，它在大規模并行結構中能被有效地實現。
  9. In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local

    本文首先對聚類分析的遺傳演算法進行了研究，討論了聚類問題的編碼方式和適應度函數的構造方案與計算方法，分析了不同遺傳操作對聚類演算法的性能和聚類效果的影響意義。然後對k - means演算法中初值的選取方法進行了分析和研究，提出了一種基於遺傳演算法的k - means聚類改進（混合聚類演算法） ，在基於均勻采樣的小樣本集上用k值學習遺傳演算法確定聚類數k ，用遺傳聚類演算法的聚類結果作為k - means聚類的初始聚類中心，最後在已知初始聚類數和初始聚類中心的情況下用k - means演算法對完整數據集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解的方法，其顯著特點是隱含并行性和對全局信息的有效利用的能力，所以新的改進演算法具有較強的穩健性，可避免陷入局部最優，大大提高聚類效果。
  10. This paper is to study harmonic maps into symplectic groups and local isometric immersions into space forms by means of the soliton theory. by realizing an action of the rational loop group on the spaces of corrsponding solutions, we get the backlund transformation and the darboux transformation, and thereby we give the explicit construction for harmonic maps into symplectic groups and local isometric immersions into space forms via purely algebraic algorithm

    主要用孤立子理論研究到辛群的調和映射和到空間形式的局部等距浸入，通過有理loop群在其解空間上的dressing作用，給出b icklund變換和darboux變換的顯式表示，從而獲得到辛群及其對稱空間的調和映射和到空間形式的局部等距浸入的純代數構造方法。
  11. 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。
  12. Two - level algorithm is developed to deal with the two objective function optimal designs that are the radial constraint force and the axial force of the upper structure. corresponding program has been developed to optimize the prestress of the lamella ' s suspen - dome and kiewitt ' s suspen - dome. analysis of construction process is the key problem to suspen - dome

    本文採用二級優化的步驟對徑向約束反力和上部桿件軸力兩個優化目標同時進行了預應力優化，並編制了相應的程序對聯方型和kiewitt型弦支穹項結構進行了預應力優化設計。
  13. Moreover, we proposed a region - growing surface reconstruction algorithm. the filtering of the candidate triangles was improved a lot by constructing an influence region during the incrementally region - growing extraction of the surfaces. the construction of the influence region also contributes to make sure that the surfaces are geometrically and topologically correct

    並在此結果基礎上，提出了一種區域增長式的曲面重塑演算法，它通過構造影響域提高了增量式區域增長抽取網格曲面過程中最優三角片的篩選效率，也確保了重塑曲面在幾何和拓撲上的正確性。
  14. The algorithm for certificates path construction that it is suitable for pki with bridge certification authority and cross authentication is proposed based on the theory of breadth first search algorithms for graphs

    基幹圖的寬度優先搜索理論，提出了適用於具有橋接ca和交叉認證的pki系統中的證書路徑構造演算法。
  15. 5. the extinction tomography system are synthesizilly analyzed in frequency domain. the influence of uncompleted projection data and image construction algorithm to the image quality is researched too

    對消光層析成像系統進行了頻域綜合分析，研究了不完全投影數據和圖像重建演算法對圖像質量所造成的影響。
  16. Improved design of cross - certification path construction algorithm

    一種改進的交叉認證路徑構造演算法設計
  17. The construction algorithm embodies three parts that are suffix sorting, logest common prefix evaluation process and child suffix tree construction

    整個建立演算法包括三個部分:后綴排序，計算最短公共前綴和建立子后綴樹。
  18. The dfa construction algorithm converts this parse tree into a set of states, as the previous column explains

    如前一篇專欄文章中所解釋的， dfa構造演算法將該解析樹轉換成一組狀態。
  19. A kind of multi level model of clock binary tree and its construction algorithm of clock signal based on multi - level genetic algorithm were proposed

    摘要闡述了晶元的版圖設計中形成時鐘二叉樹的多級遺傳演算法，從理論上說明了該遺傳演算法的求解思路、編碼方式、適應度函數、遺傳運算元的設計等。
  20. This thesis gives a model language and a moderately complete formal description which can be used to prove the properties of static and dynamic data dependencies, and defines the notions in the iterative relaxation method formally. the program theories about the iterative relaxation method and its improvement are investigated, whose results include : the generalization of the predicate slices proposed by neelam gupta et al to path - wise static slices, and the proofs of the soundness of the construction algorithm of path - wise static slices and the soundness of the improvement

    本文給出一種模型語言；給出一個比較完整的形式化描述，該描述可用於證明與靜態、動態數據依賴關系有關的程序性質；給出迭代鬆弛法中各概念的形式化定義；深入研究迭代鬆弛法及其改進后的方法的程序理論，其結果包括：將neelamgupta等人提出的謂詞片推廣為路徑靜態切片，證明路徑靜態切片構造演算法的正確性，證明改進后的方法與原方法所生成的線性約束系統相同。
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