線性對合 的英文怎麼說

中文拼音 [xiànxìngduì]
線性對合 英文
linear involution
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. In the self - calibration scheme, the thesis emphasizes the accuracy of camera intrinsic and extrinsic parameters. we presents an accurate f method based on corresponding point adjustment. the method adjusts coresponding points according to the fixedness of projective transformed cross ratio, then calculates f matrix accurately through linear and non - linear methods. when computing intrinsic parameter, a matrix, we simplify the step, and stress on the two important parameters of a. the result will be getten through solving kruppa equation based on svd decomposition. in order to compute extrinsic parameters, we use linear method to get initial r and t, then apply non - linear method to accurate them

    提出了基於匹配點調整的f求精方法,先根據攝影交比不見手工選擇的匹配點進行調整,再用、非的方法求精f矩陣;在計算內部參數a中,進行了一定的簡化,把重心放在a中重要的兩個參數上,用svd分解法計算kruppa方程;在計算外部參數時,首先用法求解r 、 t ,然後再用非法迭代求精。
  2. Some research work for integer programming has been done by now, but less for integer nonlinear programming, and little has been done to it by initiatory method

    純整數非規劃問題目前已有一些工作,整數規劃問題的工作較少,用啟發式演算法解決混整數非規劃問題的工作也不多見。
  3. Then we present a toa / tdoa data fusion model based on mathematical statistics for radiolocation in cellular network, and fuse toa / tdoa measurements through a best linear fusion method and a mobile position based dynamic location algorithm, which shows good performance of robustness and accuracy

    然後,從數理統計的角度出發,構造了一個toa和tdoa進行位置估計的數據融模型。主要利用一種最佳策略和基於移動臺位置的動態定位演算法toa和tdoa測量數據進行融,有效的提高了演算法可靠和準確度。
  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

    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,然後分別計算該點應的始點與質心距離,並且將這兩個距離通過得到該點的復索引鍵值。
  5. The influence of shape factor of granular on nonlinear susceptibility in random nonlinear composites

    材料中組份顆粒形狀因子極化率的影響
  6. Several semi - active control algorithms used in the semi - active suspension system with mr dampers are proposed and developed including the " on - off " voltage controller, the continuously linear variable voltage controller, the modulated continuously linear variable voltage controller based on " sky - hook " damping concept and the hybrid controller based on the combination of " sky - hook " damping concept and " ground - hook " damping concept and the fuzzy logic controllers using measurements of the relative displacement between the sprung and unsprung mass or the absolute acceleration of the sprung mass as the input variables of fuzzy logic controllers. the simulation models were prepared in matlab ? simulink ? fuzzy toolbox programs. the experiment setup of the semi - active suspension system with mr dampers in the lab has been designed and developed

    根據磁流變阻尼器特懸架系統動力學特的規律研究,為磁流變阻尼器設計了基於「天棚」阻尼控制概念的「 on - off 」 、連續和修正的連續控制策略,基於「地棚」阻尼控制概念的磁流變阻尼連續控制策略, 「天棚」阻尼和「地棚」阻尼控制概念起來的磁流變阻尼混控制策略,根據模糊控制原理設計了以簧載質量和非簧載質量間相位移或簧載質量加速度分別作為輸入變量的模糊邏輯控制器用於磁流變阻尼半主動懸架的智能控制。
  7. Second, carried out the fatigue life test of the truck ' s front axles adopted grouping fatigue life test method, calculated the results on theory of probability stats, linear fitted the fatigue life data by means of the basquin equation and least squares method, acquired the mathematical model of s - n and p - s - n curve of the front axles

    其次,採用成組試驗法,汽車前橋進行了疲勞壽命試驗,藉助概率統計方法試驗結果進行了分析計算,得到了各試驗載荷下的疲勞壽命的正態分佈的均值和標準差,採用basquin關系式和最小二乘法疲勞壽命數據進行,得到了前橋的s - n和p - s - n的關系。
  8. The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers

    本論文研究波分復用( wdm )系統中偏振模色散的影響,主要工作包括下面兩個部分:一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非方程;在此基礎上,研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特,並且進一步研究了偏振模色散不同通道間隔的4 10gb sdwdm系統的影響。
  9. Moreover, some elementary research on bse has been done, the extraction condition was discussed and the results show that bse can solve singular linear mixture problems to some extent. finally an algorithm for multi - sources blind extraction based on information theory was studied

    匆此外,本文還盲信號提取( bse )做了初步研究,盲信號提取的條件進行了探討,結果表明bse解決奇異有一定效果,最後基於信息論準則研究了多源信號的提取演算法。
  10. In this paper, a single - frame fringe analysis method is presented, in which subdivided fringe is modeled by linear phase and the coefficients are extracted by complex wavelet transform ( cwt )

    摘要本文提出了利用復數小波變換干涉圖象相位進行分塊的一種新穎的單幀干涉圖象分析方法。
  11. Searching in high - dimensional spaces : index structures for improving the performance of multimedia databases. acm computing surveys, 2001, 33 : 322 - 373. 2 guttman a. r - tree : a dynamic index structure for spatial searching

    本文試圖將高維空間中的每個點應的兩種距離尺度通過的方式表達成復距離尺度,從而能夠較好地縮小查詢空間,提高查詢效率。
  12. The fractal is a geometrical figure with self - similar symmetry, and it is an important tool for characterizing irregular structures in nature that are self - similar on certain length scales. for example, the koch curves can be viewed as a mathematical model for coastlines, percolation model can be used to mimic mixture of mental and insulator, self - avoiding walks can serve as a model for linear polymers, and rock fracture mode can stimulate the process of brittle fracture of rock, and so on

    分形是具有自相似的幾何圖形,可用來模擬自然界中在一定尺度范圍內具有自相似的不規則結構,如koch曲可用來模擬海岸,滲流模型可模擬金屬絕緣體混物,自迴避無規行走模型可模擬物,巖裂模型可模擬真實巖體的脆破裂等。
  13. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結二次型最優控制理論設計出大型汽輪發電機的非控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定,並且在電力系統遭受小干擾時同樣具有良好的調節能。
  14. 3 the distributive dynamics of 95zr absorbed in crucian and the behavioral trait of 95zr in an aquatic ecosystem was studied by using isotope - tracer technology, and the mathematical model was confirmed by application of nonlinear regression method

    3 、研究了卿魚952 :的吸收和在其體內的分佈動態以及95zr在水生生態系統中的行為特,並運用非方法建立其數學模型。
  15. First, it applies fuzzy logical in the abstract and non - linear dealing ability ; second, it applies neural net in the self - study and any functions approaching ability ? through combining above two ability, it can find a best p i d non - linear controlling regularity and achieve controlling on line of the unknown subject etco therefore, it not only can strengthen robust and intelligence of the system, but also make design simple and easily be requiredo in addition, the thesis also does many works on procedure of upper - computer and basic - controller and the whole system designed can be put into work immediately

    根據啤酒發酵過程具有大慣、時滯和非等特點,本論文還提出一種基於神經網路的模糊自適應pid控制方案,它一方面利用模糊邏輯的「概念」抽象能力和非處理能力,另一方面利用神經網路的自學習能力和任意函數的逼近能力,通過兩者的有機結尋找一個最佳的p 、 i 、 d非控制規律,以實現未知象進行在控制,並具備適應控制環境變化的能力和自學習能力等。
  16. The properties of the weak - coupling bound polaron in quantum well are studied using the linear combination operator and the unitary transformation method

    摘要採用算符及幺正變換方法研究了磁場量子阱中弱耦束縛極化子的質的影響。
  17. We conduct a theoretical study on the properties of a bound polaron in a quantum well under an electric field using linear combination operator and unitary transformation methods, which are valid in the whole range of electron - lo phonon coupling

    摘要採用算符及幺正變換方法研究了電場量子阱弱耦束縛極化子的質的影響。
  18. South high temperature and wet climate easily leads asphalt pavement to water damage, this writer participated in the guangdong meihe highway asphalt pavement construction, mainly through the asphalt mixture marshall immersion test, splitting freeze - thaw test anylyze asphalt mixture types and asphalt content ' s influences to the water stability, and gives the linear fitting relationship about the soaking remnants stability and freeze - thaw splitting strength and oil - stone ratio. and water stable indicators and the oil - stone ratio ' s second linear fitting relationship, finally stressed asphalt and asphalt amount significance to water stability

    摘要通過瀝青混料的浸水馬歇爾試驗、凍融劈裂試驗分析了瀝青類型及瀝青用量瀝青混料水穩定的影響,並給出了浸水殘留穩定度與凍融劈裂強度與油石比的函數關系,以及水穩指標與油石比的二次函數關系,最後指出改瀝青和瀝青用量料水穩定的意義。
  19. We write the program which used for fighting errors in absolute positioning. we also write the program which used for linear combinating in absolute positioning. from analyzing for the measurement of outer, we can conclude that we can use m estimation to estimate parameter in gps absolute positioning. lt has application value. using it, we can obstain the stable positioning result and remove the outer. in this paper, we calculate the data which from the baseline space of the gps calibration space. we also draw some conclusion using broadcast ephemeredes and smoothing pseudoranges. the positionging precision is in 1 - 2 meter

    編制了gps絕定位中抗差估計程序和應用進行單點定位的程序。通過粗差量級的分析,得出在gps觀測量存在粗差時, m估計是有其應用價值的,它使定位結果較為穩定,減弱和剔除了粗差的影響。應用程序gps綜檢定場數據基網點進行計算,得出用廣播星歷和平滑后的偽距可以給出較好的結果,點位精度在1 ? 2米。
  20. In view of the non - linear, uncertain and complicated characteristics of the combustion system in hot - blast stove, referring to the operating experiences at home and abroad, a fuzzy self - adaptive controller was used for controlling the temperature of the waste gas

    摘要針熱風爐燃燒系統的復雜、參數的不確定和非,結國內外的操作經驗,為該系統研製了帶修正因子的自適應模糊控制器。
分享友人