跡函數 的英文怎麼說

中文拼音 [jīhánshǔ]
跡函數 英文
trace function
  • 跡 : 名詞1 （留下的印子; 痕跡） mark; trace 2 （前人遺留的建築或器物等） remains; ruins; vestige 3 （...
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. The guidance scheme includes a trajectory planner that generates a feasible flight trajectory and a control law that achieves bounded tracking of the downrange and crossrange distances as functions of energy

    其中，軌跡規劃器可產生一個可行的飛行軌跡。控制律作為能量的函數可實現再入段對縱向和橫向航程的有界跟蹤。
  2. At first, this paper presents two - demensional quartic convolution interpolation to smooth digital terrain. it is acquired from that it makes use of that the interpolation function of cubic spline interpolation has a continuous third derivative on the base of two - dementional cubic convolution interpolation. two - demensional quartic convolution interpolation is more precise than two - dementional cubic convolution and simpler than cubic spline interpolation in calculation. it can satisfy real - time route planning of ucav

    首先，在軌跡規劃前需要對數字地圖進行平滑處理，本文提出了二維四次卷積插值法。它在二維三次卷積插值法的基礎上利用三次樣條插值法的插值函數具有三階連續導數的性質而得來的。
  3. Then making use of the theory, we got the rightful scale of hubei highway net. the 4th section firstly summed up the development course of hubei ' s highway, and then utilized the growth function curve to fit it

    然後結合理論，對湖北省公路網的合理規模進行了探討；第4章對湖北省公路的發展歷程進行了總結，在此基礎上利用生長函數曲線對其發展軌跡進行了擬合和預測。
  4. First, proper initial conditions between ekv and target are the premise of hit - to - kill. capture region is described by equations of relative motion defined in modified polar coordinate while phasetrajectory graph is introduced. and the disturbance of initial condition biase is analyzed by cadet through statistical linearization of ekv dynamical model

    本文在修正極點坐標系中建立攔截器和目標之間的相對運動方程，結合相平面軌跡圖，分析了大氣層外動能攔截器的攔截區;對大氣層外動能攔截器動力學模型進行統計線性化，採用協方差分析描述函數法，分析了初始狀態誤差對彈道的影響。
  5. A niched - penalty approach is used to transform this optimal kinematical design problem to an unconstrained one. a kinematic accuracy comparison of the genetic designed fine - tuning stewart platform with the quasi - newtonian designed one is made. the comparison results have shown that the kinematic accuracy of the genetic designed fine - tuning stewart platform has a much higher accuracy and a compact structure than that of the quasi - newtonian designed one, which guarantees the accomplishment of high precision trajectory tracking and reduces the disturbance of wind to the feed - supporting system

    以並聯機器人jacobian矩陣的條件數為優化設計的目標函數，提出了基於遺傳演算法的並聯機器人最優運動學性能結構參數優化設計方法，採用實值遺傳演算法，對精調stewart平臺進行了優化設計，得到了最優運動學的精調stewart平臺結構參數，為實現新一代大射電望遠鏡饋源指向跟蹤系統高精度軌跡跟蹤控制奠定了堅實的基礎。
  6. ( 3 ) by the optimization experiments on several kinds of standard test functions, the calculation of off - line performances and the comparisons to another optimization algorithm, the effectiveness and the superiority of iga are got. ( 4 ) multi - object strategy that consists of the joints " best compliance critic and the location critic is proposed to uniquely determine the inverse kinamatics solution in planar redundant manipulator trajectory planning. next, by the introdu

    3 、通過對兒類標準測試函數的優化實驗、優化離線性能的計算和與其他優化方法尋優效果的對比表明了的有效性和優越性； 4 、針對冗餘度機械手的軌跡規劃問題，提出了融合關節最佳柔順性準則和定位控制準則的多目標策略，從而在理論上保證了運動學逆解的唯一性。
  7. Based on the firsthand observation information obtained from air observation, this paper gived a second extrapolation to aircraft possible flight path and made checks on targets relativity by the method of utility function overall evaluation, accomplished the data fusion of targets information, and resolved the problem of relating of air observation information fusion and flight path extrapolation

    摘要在得到對空觀察哨直接觀測信息的基礎上，對目標可能航向進行二次外推，並利用效用函數綜合評估法對目標相關性進行檢驗，完成對目標信息的融合，解決了觀察哨情報數據關聯和航跡外推問題。
  8. For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results

    本文具有如下幾個突出特點：用光線追跡法分析建模，而用基於象素處理的綜合方法，模擬了光學系統中的幾何效應和漸暈現象；利用三維噪聲模型，模擬了探測器噪聲對圖像質量的影響；對象素傳遞函數理論進行了擴展和延伸，給出四種工作模式的微掃描成像系統的象素傳遞函數的具體數學表達式，並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。
  9. Secondly, according to the requirement of the parametric sensitivity analysis, the method based on orthogonal experiment is chosen to cope with the difficulty of obtaining the sensitivity analysis through the partial derivative of explicit function. and it also overcomes the traditional single factor cyclical method ' s shortcoming ? impossibility to analysis interactional factors. furthermore, some significative conclusions are acquired from the sensitivity analysis

    其次根據軌跡優化問題靈敏度分析的需要，選取基於正交試驗的靈敏度分析方法，解決了軌跡優化問題沒有顯函數，無法通過求其偏導數獲得靈敏度的難點，同時克服了傳統的單因素輪換法對該類問題進行靈敏度分析帶來的弊端? ?無法對有相互作用的因素進行靈敏度分析，並通過對軌跡優化問題進行靈敏度分析，得出了一些有益的結論。
  10. By initiating the values of vector description for a primitive element, all finite field elements could be generated by continue cyclic shifting, gmw sequences then could be generated by trace function calculation

    通過預置本原元向量表達的初始值，不斷的進行向量循環移位來生成有限域中的元素。生成有限域中所有元素后，即可按跡函數計算出gmw序列。
  11. In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced

    論文基於高副低代原理，將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法，運用圓向量函數建立代換機構的位移、速度、加速度矢量方程式，求取虛擬連桿桿長和方向，由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解，並得出用圓形刀具加工凸輪時刀具中心的軌跡方程。
  12. The demands that transient energy function methods must meet for the non - autonomous motion system are also proposed, which include that the critical energy should be determined by the critical trajectory and the post - fault stable equilibrium point should be determined by the critical clearing time

    提出了暫態能量函數法用於非自治系統所必須滿足的條件，包括用臨界軌跡確定臨界能量，以及用臨界軌跡得到的切除時間確定故障清除后的穩定平衡點等。
  13. The optimization models of approximate kinematic synthesis for rigid - body guidance, path generation, and function generation of inverted crank - slide mechanisms have been set up, according to kinematic synthesis equations of rrr and rpr groups

    以rrr和rpr級桿組的運動綜合方程為基礎，建立導桿剛體導引、軌跡發生和函數發生機構的近似運動優化綜合方程。
  14. The fractal generated by 3x + 1 conjecture is one of them. the main contents of the paper conclude : the fractal attributes, applications and artistic fractal images producted by the generalized 3x + 1 function

    本文利用調色板技術，軌跡井跟蹤技術和牛頓迭代法，以及它們的結合繪制3x + 1推廣函數的藝術分形圖像。
  15. ( 3 ) study deeply the structure of fat 16 file system and the characteristic of flash disk, and develop the file management software of flash disk to manage nc files effectively according to the management idea of fat 16 file system. ( 4 ) research the module and protocol of reliable communication in serial network, which are composed of arm main control board, dsp motion control board, keyboard board, i / o control board and encoder signal collection board, and then develop communication software of the serial network. ( 5 ) study the principle of displaying char in lcd and the method of embedding font library into operating system, and research deeply the method of embedding chinese font library into os in the light of the characteristic of chinese

    本論文的主要研究內容如下： （ 1 ）研究uc os -實時嵌入式操作系統在硬體平臺上的移植及其佔先式內核的任務調度原理，合理分割銑床控制系統的管理任務，根據任務的要求賦予不同的優先級和調度時間，保證任務的執行效率和實時性； （ 2 ）開發底層設備驅動程序和應用程序介面（ api ）函數，以便於進行系統應用軟體的開發； （ 3 ）深入研究fat16文件系統的結構和固態盤的硬體特性，參照fat16文件系統的管理思路，開發固態盤文件管理軟體以有效管理nc代碼文件； （ 4 ）深入研究由arm主控板、鍵盤板、 i o控制板、編碼器信號採集板等裝置組成的串口通訊網路可靠通信的模型及其通訊協議，開發串口通訊網路通信軟體； （ 5 ）研究字元的顯示原理和在操作系統中嵌入字庫的方法，在此基礎上結合漢字的特性深入研究中文字庫的嵌入方法，開發中文字庫嵌入軟體，滿足開發操作界面的信息要求； （ 6 ）深入研究三維圖形坐標變換的原理，開發實用的三維加工軌跡顯示軟體，便於操作者對零件的加工過程進行監控和診斷。
  16. In the design and analysis of sequence cipher, we obtain the following results. first, we give the trace representation of primitive sequences and their corresponding highest lever sequences on galois ring by using the trace function theory and the characteristic of lever factorization, and determine the correlation function linear complexity and element distribution of the highest lever sequences of primitive sequences on galois ring gr ( 4, m )

    在序列密碼的設計和分析方面：首先，利用galois環上跡函數理論和本原序列的權位分解特徵，給出了本原序列及其最高權位序列的跡表達式，然後利用galois域上二次型理論與指數和理論決定了特徵為4的galois環上本原序列的最高權位的相關函數、線性復雜度和元素分佈。
  17. Second, we discuss the correlation properties and the hamming correlation properties of a number of trace function generation sequences by using systematic ways. we calculate the correlation function of generalized trace function sequences which include no sequences > kasami sequences and kumar - moreno sequences, and we also calculate the hamming correlation function of no sequences ^ kasami sequences and kumar - moreno sequences. at last, we degine the frequency - hopping sequences with optimal hamming correlation properties

    其次，用較為統一的工具去研究各種跡函數生成序列的相關特性與hamming相關特性，求出了更廣意義下跡函數生成序列的相關函數，這類序列包括了no序列、 kasami序列與kumar - moreno序列；同時求出了no序列、 kasami序列和kumar - moreno序列的hamming相關函數值，研究發現某些具有良好相關特性的跡函數生成序列未必具有良好的hamming相關特性；最後，構造了具有最佳hamming相關性能的跳頻序列族。
  18. The cycloid function is used to generate the horizontal and vertical foot trajectory respectively, and a modified cycloid function is used to make the acceleration curve of the joint more smooth and successive, the trajectory and drive moment of each joint is calculated by simulation

    使用擺線函數分別產生足的水平和垂直方向的運動軌跡，用修正擺線函數使其加速度進一步平滑、連續，對各關節的運動軌跡和關節驅動力矩進行了模擬。
  19. Due to the fact that joint position errors decrease when the jerk decreases, comparisons with an alternative global optimum target relating to minimum - jerk ( mj ) trajectory are exposed and the favorable joint trajectories are obtained by introducing a factor

    考慮到加速度變化率對路徑跟蹤的影響，比較與加速度變化率相關的不同的優化目標函數時的路徑跟蹤性能，提出引入一個時間系數來修正運動總時間，獲得跟蹤性能良好的關節軌跡。
  20. The theories of multi member function ' s extremity value, hooke jeeves mode searching method solving wholly complex problem of extremity value and uniformity design method, one new and efficient method to choose test point, are applied to establish the two - dimension oil well orbit optimized model. the shortest length of oil well orbit curve is regarded as this model ' s object and all kinds of effecting parameters are analyzed

    通過引入多元函數極值理論、求解復雜極值問題的hookejeeves模式搜索法及一種較為新穎和高效的試驗點選擇方法：均勻設計法，建立以最短油井軌跡曲線長為目標的二維油井軌道優化設計模型，並對影響井軌跡曲線的參數進行了較為詳細的分析。
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