inverse calculation 中文意思是什麼

inverse calculation 解釋
回代
  • inverse : adj 相反的；逆的；翻轉的，倒轉的。 an inverse network 倒置（電）網路。 inverse time 逆時，反時。 ...
  • calculation : n. 1. 計算，計演算法。2. 推定，預測。3. 深思熟慮，精打細算；慎重的計劃；算計。
  1. The inverse analysis method based on model discerning and all these curve fitting methods are used to forecast settlement of xuzhou - suqian expressway after completing. the result from calculation and analyzed shows the thinking and the method in the paper are suitable, and it can be proved its rationality and feasibility in studying and forecasting settlement after construction of the embankment

    結合徐宿高速公路，進行了基於模型識別的路基沉降反演預測和各類曲線擬合法預測工后沉降的計算，通過計算驗證了模型識別反演預測思路和方法的適用性和改進指數法預測路基工后沉降的有效性和合理性。
  2. With the experiment part, the errors of sk - 21 nc machine tool have been measured, and a serial of data is gotten which lead to the error discrimination. ( 3 ) based on the kinematical theory of mbs, the calculation methods for the ideal center envelop curve of grinding wheel on cam grinding, the practical cutter track, inverse contour of cam, ideal nc instructions, precision nc instructions, the inner / outer normal and the fitting criterion of curve have been all discussed in detail in this paper

    （ 3 ）通過精密加工的約束條件方程，探討理想刀具路線、逆變數控指令與實際刀具軌跡之間的映射關系，解決誤差補償技術提高加工精度的核心問題? ?當要求數控磨床的砂輪中心準確到達給定的理想點時，精密數控指令值究竟該是多少，如何能夠通過計算，獲得這樣的數控指令值，給出經修正的數控指令計算方法。
  3. ( 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。
  4. In inverse calculation, the micro - ga can be employed

    在電導率重構研究中採用了遺傳演算法。
  5. Inverse spline interpolation for the calculation of all - time resistivity for the large - loop transient electromagnetic method

    大回線瞬變電磁法全區視電阻率的逆樣條插值計算
  6. The consistent mass matrix for the assembled element was derived to transform the dynamic equation to the generalized eigenvalues problem that can be solved using the inverse iterative method. moving frequency technique was also adopted in the calculation

    本文還推導了組合單元的一致質量陣，將動力學方程轉化為廣義特徵值問題，用逆迭代法求解，並在計算中採用「移頻」技術，對潤揚懸索橋和青馬大橋進行了振動計算。
  7. Analysis of sound insertion loss model of bubble screen and inverse calculation of structure parameters

    氣幕的聲插入損失模型分析及結構參數逆算
  8. Ecc is considered to be an alternative to rsa. this article provides a brief description of rsa public key cryptography and the associated knowledge, in particular introduces non - supersingular elliptic curves e which is established on the finite field fp with p > 3, in - depth studies present existed scalar multiplication, further proposes an improved signed sliding window algorithm on ecc under the mixed coordinates, the improved algorithm compatible the advantage of the naf, has the least number of zero window and avoid a large number of inverse operation, successfully reduce scalar multiplication calculation

    本文闡述了橢圓曲線及其相關知識，特別說明了建立在有限域fp （其中p是大於3的素數）上的非奇異橢圓曲線e ，深入研究目前已有的各種標量乘法，由此提出了橢圓曲線密碼演算法在混合坐標下改進的帶符號滑動窗口演算法，該演算法兼容了naf方法的優點，擁有最少數目的非零窗口數，又避免了域元素上的大量求逆運算，較成功地減少了標量乘法計算量。
  9. According to the geometry model constructed in this paper, kinematics analysis, inverse kinematics with its optimization, analysis and calculation of dynamics are introduced. the resolution of matrix reverse transformation and gradient projection based on fake reverse matrix are used in the computation

    建立了該手腕的幾何模型，針對該模型展開了運動學分析、逆運動學解的計算，計算使用了矩陣逆變換的解析法和基於偽逆陣的梯度投影法兩種方法。
  10. It can be used not only to infer position of the magnetic body relative to the drill hole but also to make quantitative - semi - quantitative calculation and inverse interpretation and calculation of the distance and depth from head or tail of ore bodies to the known drill hole at surface by rotating an angle so as to design drilling depth, dip angle and orientation of the next drill hole

    其作用不僅可以判斷磁性體相對于鉆孔的位置，而且可以進行定量和半定量計算，以及經旋轉一角度採用地面方法作反演解釋，計算礦體頭部或尾部距已知鉆孔的距離、深度，設計下一鉆孔的深度、頂角、方位角。
  11. Abstract : a design method of a multi - variable inferential controller based on anew performance index is proposed. the inferential controller uses a v type control structure to avoid inverse transformation of rectangle arriving. this multi - variable inferential control system has the characteristic of simple calculation and only an adjustable parameter q array. this control system output gets the performance of dynamic decoupling of the mutivarable system

    文摘:在一種新的性能指標下，提出了一種多變量推理控制器的設計方法，該控制器採用的v規范型控制器結構避免了傳遞函數矩陣求逆問題.該類多變量推理控制系統的特點是演算法簡單、僅具有一個可調參數矩陣q ，該系統實現了多變量系統的動態接耦
  12. According to the observed results and the corresponding settlement calculation results, the objective function is established by using the least square method. with the pattern search method, the optimal estimate of the needed inverse - analysis parameter has been gained

    根據實際觀測值與相應的沉降計算值，應用最小二乘法原理建立目標函數，利用模式搜索方法（ hook - jeeves法） ，通過尋優的方式獲得待反演參數的最優估計。
  13. The inverse symmetry broken at the calculation of the dissociation energy using density function theory has been discussed

    並探討了有關dft方法在計算體系離解能時的「反對稱性破壞」問題。
  14. 3 ) a simulation software of numerical calculation of eeg was developed based on matlab, after the methods used to solve eeg forward problem and inverse problem had been analysed. the software included three modules : 3d reconstruction of real head model, eeg forward problem using bem, eeg inverse problem using shrinking loreta - focuss algorithm. in the future, spatio - temporal source model will be investigated and the simulation software will be optimized and developed

    3 ）研究了在具有真實幾何結構及電磁參數的頭模型下腦電正、逆問題的求解方法，形成了自己的思想，開發了基於matlab環境的腦電信號產生源分析計算軟體，實現了從mri圖像出發建立頭的數值計算模型，用bem演算法計算腦電正問題，用shrinkingloreta ? focuss方法進行腦內電活動的反演的一系列計算模擬。
  15. The performance characteristics of hydraulic structures are affected by many external factors. the estimate of their real operating states require the evaluation of many parameters such as the elastic modulus, the damping ratio, the friction coefficient, etc, which are extremely difficult to determine with traditional calculation methods or model test. a solution to overcome the difficulty could to be the combination of mathematical model and inverse finite element analysis based on the observed data

    由於水工建築物具有體積大，外界作用因素復雜等特點，採用常規的理論分析和模型試驗方法對其進行計算復核以及安全評價時，往往由於未知因素過多，導致研究結果精度和可信度不理想，因此，利用原型監測資料建立正、反分析模型，以掌握其實際運行狀態和變化規律的方法已在水利工程等諸多領域得到深入發展和廣泛應用。
  16. The study state of art and development trend of structural damage identification research is simply summarized in this paper. hilbert - huang transform ( hht ) is applied to the damage identification and intrinsic frequency confirmation of time - variable structures. furthermore, a kind of inverse calculation is presented to calculate structural stiffness. this method can solve three main problems : the time that damage occurred, the location and the degree of damage

    本文簡要總結了結構損傷識別領域的研究現狀和趨勢，圍繞損傷引起固有頻率變化這個特徵，將希爾伯特?黃變換（ hht ）應用於時變結構的損傷識別和損傷前後固有頻率確定上，並結合牛頓迭代法，對結構剛度進行反演計算，從而解決結構損傷識別領域所關注的三個主要問題:損傷發生時間、損傷位置以及損傷的程度。
  17. The breakdown process of propellant gas was studied, calculation method of breakdown threshold value was obtained, the breakdown threshold value of hydrogen and air were calculated ; the inverse bremsstrahlung absorption process was studied, calculation method of inverse bremsstrahlung absorption coefficient of hydrogen and argon were calculated

    分析了激光對工質的去穿遷程，得到了去穿閾值的計算方法，計算了激光對空氣和氫氣的擊穿閾值；對工質中激光的逆初韌致吸收過程進行了研究，推導了逆韌致吸收系數的計算公式。
  18. Inverse calculation about layer parameters via radar signals is still in the phase of exploration, because the course of em propagation in the pavement is so complicated

    由於電磁信號在路面介質中的傳播過程非常復雜，所以通過雷達信號反演路鄭州大學碩士學位論文摘要面各層參數的方法還處于探索階段。
  19. When coaxial - line probe is used to measure the permittivity of biological tissues, the pulse is used as an excitation in order to get more information in frequency domain. so frequency - dependent finite difference time - domain method is used to calculate the forward problem. it need not change the pulse into frequency - domain, and can calculate the problem in time - domain, which saves the memory space and makes calculation fast genetic algorithm ( ga ) is used to solve the inverse problem

    在同軸線用於獲取生物組織的介電常數的研究中，為了獲得更多的頻域信息，採用脈沖作為激勵，故數值計算的方法採用基於頻域的時域有限差分法，該方法不用將脈沖變為頻域問題，可在時域中直接求解，因此極大節約了計算空間，在短時間內可計算完正問題。
  20. The calculation includes the positive and inverse problem to solve the electromagnetic field

    其中計算，即模擬研究包括求解電磁場的正問題和逆問題。
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