vector combination 中文意思是什麼

vector combination 解釋
矢量組合
  • vector : n 1 【數學】向量,矢量,動徑。2 【航空】飛機航線;航向指示。3 【天文學】幅,矢徑。4 【生物學】帶...
  • combination : n 1 結合,合併,混合,聯合,配合,組合。2 合作;共謀,同謀;同黨。3 〈pl 〉〈英國〉連褲襯衣。4 【...
  1. A real rough set space and the concepts of real lower and upper approximation corresponding to real - valued attributes is studied. a rhombus neighborhood for som is proposed, and the combination of som and rough sets theory is explored in the dissertation. according to the distance between the weight of winner node and the input vector in the real rough sets space, some new weights learning rules are defined

    本文提出採用菱形鄰域代替一般的方形鄰域,可以減少待修正權重的數目;並利用實數粗糙空間的下、上近似集的精確概念劃分自組織映射的輸出結果,使得改進后的映射結果中各類樣本點之間有明顯的間隔,易於進行分類識別。
  2. So here introduces a new method - the combination of boundary scan with deltascan, in which deltascan is applied to do short and open test in ict, so that the number of vectors used to test circuit short and open in boundary can be eliminated. all vector test, including boundary scan test, need to create test vectors

    任何邏輯元件的矢量測試,包括邊界掃描測試,都必須先生成測試矢量,然後用這些測試矢量作為輸入端的激勵信號,因此測試矢量是矢量測試的基礎,測試矢量生成方法的難易程度和測試矢量數目是邊界掃描技術能否在實際中應用的關鍵。
  3. The client uses the scheme based on browser and java applete together. the map display mode uses the scheme based on vector map and grid map. thus the better combination of functions with load can be gained through respective strongpoints

    客戶端採用了基於瀏覽器和java小應用程序的結合方案,而地圖的顯示方式也採用結合矢量圖和柵格圖的方案,這樣可以利用各自的優點來達到更好的功能負載結合點。
  4. A new distributed fusion method of radar / ir based on separation and combination of the measurements is proposed after analyzing the influence of rate measurement. the rate information separated from the radar measurements composes a fake vector of ir

    在對引入徑向速度測量后雷達跟蹤性能進行分析的基礎上,提出了一種基於測量信息組合優化的雷達/紅外分散式融合方法。
  5. Firstly, finite element model of lathe spindle using finite element technique is established, and supporting bearings are treated as springs, unknown physical parameters and partial vibration displacement make up of new solving vector through using method of combination of academic modeling and experiment, mathematic model of solving stiffness of beating of lathe spindle is established using inverse analysis method of response problem finally

    建立了機床主軸的有限元模型,將支承軸承簡化為支承彈簧,通過理論建模與實驗相結合的辦法,將待識別的物理參數和部分振動位移組成新的求解向量,利用響應問題的逆分析方法建立了求解主軸軸承剛度的數學模型。
  6. In order to improve dynamic performance of the control system in the assembly robot, according to acpmsm ( ac permanent magnet synchronous motor ) vector control model and the control idea about preview control, the paper presents a kind of control strategies that is composite of a primary pid ( proportion integral dif - ferenfial ) with a preview feed - forward compensation, its compensation is equivalent to linear combination of future adjacent difference, the simulation results show that it can not only improve the system tracking performance effectively, but also implement easily

    摘要為了提高裝配機器人控制系統的動態性能,依據交流永磁同步電機矢量控制模型,從預見控制的思想出發,提出了一種在原有pid基礎上外加預見前饋補償的控制方法,這種控制方法的前饋補償項取未來幾項目標值一階差值的線形組合,並模擬驗證了該控制方法對提高系統跟蹤性能的有效性和簡單可行性。
  7. If a document is viewed as a combination of basis topics, and every basis topic is represented by a related vector, then it can be categorized as belonging to the topic represented by its principal vector. thus, nmf can be used to organize document collections into partitioned structures or clusters directly derived from the nonnegative factors

    如果將一篇文檔看作是由許多文本主題組合而成,而文本主題與語義空間的特徵向量相對應的話,則我們可以直接根據nmf演算法所提取的特徵向量及相對于特徵向量各文檔的編碼向量將文本集劃分成不同的類。
  8. The coordinate transformation rules, the combination characteristic of the transfer function are discussed. the solution procedure of series mechanical system is deduced by applying dual - vector addition and matrix multiplication. and the mathematical models are obtained

    根據建立的數學模型,本文提出了相應的按位存儲數據結構以及樹型遞歸分解演算法,實現了狀態變換矩陣(包括類型、方向及變換特徵)的自動分解。
  9. Five novel algorithms are proposed. they are pca support vector machine algorithm which is based on the idea of combination multi - class classification, weighted pca support vector machine algorithm, wavelet support vector machine borrowed idea from the kernel function, rs - svm dynamic prediction and fuzzy binary tree support vector machine. the performance and applications of the algorithms are studied in depth

    本文分析和總結了現有的幾種典型支持向量機演算法,提出了基於組合式多類別分類器思想的pca支持向量機演算法、加權pca支持向量機演算法、借鑒核函數方法的小波支持向量機演算法、 rs - svm動態預測方法、模糊二叉樹支持向量機等演算法,對其演算法性能和應用作了深入研究。
  10. The new method is a combination of characteristic approximation to handle the convection part, to ensure the high stability of the method in approximating the sharp fronts and reduce the numerical diffusion, a smaller time truncation is gained at the same time, and a mixed finite element spatial approximation to deal with the diffusion part, the sealer unknown and the adjoint vector function are approximated optimally and simultaneously

    此方法即為對方程的對流項沿流體流動的方向即特徵方向進行離散,從而保證格式在流動鋒線前沿逼近的高穩定性,消除了數值彌散現象,並得到了較小的時間截斷誤差;另一方面,對方程的擴散項採用混合元離散,可同時高精度逼近未知函數及其伴隨向量函數,理論分析表明,此方法是穩定的,具有最優的l ~ 2逼近精度。
  11. Firstly, a method to estimate the rotor speed, which is based on bp neural network, is introduced in this paper. secondly, the park vector approach is used to monitor and diagnose the inter - turn fault of the stator winding. finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the hilbert transform and digital filter

    具體工作如下:採用bp神經網路對異步電動機轉子轉速進行無速度傳感器估計;對定子繞組匝間短路故障,採用派克矢量方法進行監測與診斷;對于轉子斷條故障,詳細介紹了一種新的基於希爾伯特變換與數字濾波的在線監測方法。
  12. In the light of the data of american treasury bill earning rate and interest rate swap, in combination of our country ' s data of treasury bill earning rate, the term structure of interest rate is simulated by using nonparametric support vector machine forecasting model, and on the basis of this, a systemic method of interest rate swap pricing is formulated by using support vector machine method to estimate fixed interest rate of swap

    依據美國國庫券收益率和互換利率數據,結合我國國庫券收益率數據,採用非參數的支持向量機預測模型模擬出利率期限結構;在已知利率期限結構的基礎之上,採用支持向量機的方法模擬估計出利率互換的固定利率,從而構造出一種系統的利率互換定價方法。
  13. The duty expressions of mc have been derived by the method of separate modulation and then combination of input current vector and output voltage vector

    採用對矩陣變換器的輸入電流矢量和輸出電壓矢量分別調制然後組合的方法得到矩陣變換器的占空比表達式。
  14. This text realizes optimal linear combination method basing on recognition confidence. this method advances recognition confidence scaling recognition performance for each sample. in train phase divide train samples into different areas with their recognition confidence and apply olc in different areas to get multi - classifier combination power vector

    此方法提出了用於衡量分類器對單個樣本識別性能的判決可靠度,在訓練階段根據各分類器的判決可靠度把訓練樣本分成不同的區域,從而可以在不同的區域里應用最優線性集成方法得出各區域的分類器組合權值。
  15. To promote information service ability of digital libraries, a browsing and searching personalized recommendation framework based on the use of ontology is described, where the advantages of ontology are exploited in different parts of the retrieval cycle including query - based relevance measures, semantic user preference representation and automatic update, and personalized result ranking. both the usage and information resources can be exploited to extract useful knowledge from the way users interact with a digital library. through combination and mapping between the extracted knowledge and domain ontology, semantic content retrieval between queries and documents can be utilized. furthermore, ontology - based conceptual vector of user preference can be applied in personalized recommendation feedback

    為了提高數字圖書館信息服務的能力,描述了一個基於本體的用戶瀏覽和搜索個性化推薦系統框架.該框架將本體的優點應用於檢索周期中,包括提問相關測度、語義化的用戶興趣表達和自動更新、以及個性化的檢索結果排序等.在用戶訪問數字圖書館的交互過程中,可通過本體來構造用戶提問和文檔內容的匹配機制以實現語義化的內容檢索,並可進一步使用本體來構造用戶興趣偏好的概念向量以實現面向用戶的個性化推薦反饋
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