因子矩 的英文怎麼說

中文拼音 [yīnzijǔ]
因子矩 英文
factorial moment
  • 因 : Ⅰ動詞[書面語] （沿襲） follow; carry on Ⅱ介詞1 [書面語] （憑借; 根據） on the basis of; in accord...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 矩 : 名詞1. （畫直角或正方形、矩形用的曲尺） carpenter's square; square2. （法度; 規則） rules; regulations 3. [物理學] moment
  1. Algorithms for finding the minimal polynomials and inverses of permutation factor circulant matrices

    求置換因子循環矩陣的極小多項式和逆的演算法
  2. 31 press w h, teukolsky s a, vetterling w t, flannery b p. numericalrecipes in c : the art of scientific computing. cambridge universitypress, second edition, 1992. 32 dana k j, van ginneken b, nayar s k, koenderink j j. reflectanceand texture of real world surfaces

    實驗包括訓練和測試兩個階段，在訓練階段，我們計算了所有類的zernike矩不變因子，計算完相關函數的集合之後，我們計算了10階以內的仿射正則化zernike不變因子，構建了zernike矩不變因子矩陣，用來計算距離函數d 。
  3. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題，本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上，建立了三維、可壓縮紊流的物理模型，得到了通用的求解辦法；利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型，計算了冷卻空氣通過這幾種通道時的流動與換熱情況，得到了各種不同情況下計算區域的溫度場、壓力場、速度場；在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響，並整理得到了各種通道形式下，努謝爾數和阻力因子與雷諾數的函數關系；本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果，通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較，表明了這種新型鮚構的優勢，對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  4. 3 wang l, healey g. using zernike moments for the illumination andgeometry invariant classification of multispectral texture. ieeetrans. image processing

    三維紋理的光照不變性識別通過構建zernike矩不變因子矩陣，然後利用奇異值分解方法來計算區分因子解決。
  5. Also, by the means of the pattern of matrix and the pattern of linear operator, we characterize the linear operators that strongly preserve nilpotence and that strongly preserve invertibility over antinegative commutative semirings without zero divisors

    另外，利用矩陣模式和運算元模式等工具，我們在非負無零因子半環上刻畫了強保持冪零的線性運算元和強保持可逆的線性運算元
  6. Perturbation bounds for the unitary polar factor

    矩陣酉極因子的擾動界
  7. For a given power network model, once establishing initialization pheromone matrix, searching the path depending on the special ability of ant colony, combining with an improved method of refreshing pheromone, manhattan distance and the thought of flexibility, the best power distribution network planning path is found at a higher rate only if it exits

    對于給定的配電網模型，該演算法根據各配電網站點建立初始信息素矩陣，然後利用蟻群演算法所特有的路徑尋優功能來搜索配電網布局路徑，並結合改進信息素刷新的方式和在蟻群搜索過程中引入曼哈頓距離以及彈性伸縮調節因子，使蟻群以較快的速度找到當前布局上的最優路徑。
  8. A discretization equation is derived by using a finite volume method in three - dimensional cylindrical polar coordinate system. algebraic equations are solved by iteration with a line - by - line method that is a combination of tdma in axial and radial directions, ctdma in tangential direction and adi method in three directions. the pressure and velocity coupling are solved with the simple algorithm

    在三維圓柱坐標下，利用有限體積法推導離散方程；在軸向與徑向用三對角矩陣法（ tdma ） ，在周向採用循環三對角矩陣法（ ctdma ） ，採用交替方向亞鬆弛疊代法（ adi ）求解方程；推導同位網格下的壓力修正方程，用simple演算法處理速度與壓力的耦合；為加速收斂，採用適當的鬆弛因子。
  9. With the method, all integrals can be easily fulfilled on regular sub - domain boundaries, and to impose the essential boundary conditions, a penalty parameter can be used so that a positive definite and symmetric stiffness matrix may be obtained

    計算中，積分都在規則形狀邊界子域上完成，因而容易實現；通過罰因子添加本質邊界條件，從而使得到的剛度矩陣是正定對稱矩陣。
  10. Fuzzy consistent matrix avoids the establishment of characteristic gene matrix and shows the advantages and limitations of different schemes by use of prior relation coefficient, so it is very convenient and practical

    模糊一致矩陣避開了特徵因子矩陣的建立，利用優先關繫系數來描述不同方案之間的優劣，在大量定性因素與定量因素並存的決策中成功地避開了隸屬度確定。
  11. In this paper, the gdop ( geometric dilution of precision ) expression of area navigation system is deduced. using the matrix theory the lowest gdop and that gdop is smaller with more navigation stations are proved in theory

    本論文推導了區域導航定位系統的幾何精度因子，並用矩陣理論對其最小值及其隨導航臺個數增加而減小進行了證明。
  12. Then we calculate three correlation lengths in order to see what happens in low density. the second moment density - density correlation length n, 1 is from the density - density structure factor, the second moment charge - charge correlation length z, 1 is from the charge - charge structure factor, and the lebowitz length l is related to the charge fluctuation

    我們計算了與密度一密度結構因子相聯系的密度一密度二級矩關聯長度g川，與電荷一電荷結構因子相聯系的電荷一電荷二級矩關聯長度久； ，以及與電荷漲落相聯系的lebowttz長度乙。
  13. Based on factor analysis, this paper discusses the factors affecting latent cigarettes purchasing power in guizhou province. the result of common factor extracting and rotated component matrix concluded that the common factor 1 is income and consumption factor

    本文運用因子分析法對貴州省各地區卷煙潛在購買力的影響因素進行了分析，公因子萃取結果和旋轉因子負荷矩陣得出公因子1為收入與消費因子，公因子2為人口因子。
  14. Gives techniques for improving the speed of matrix multiplication by more than a factor of two on superscalar risc processors

    講述在超標量risc處理器上用大於二的因子來提高矩陣相乘的速度的方法。
  15. To assure astringency, some technologies have been used such as iterative penality function methods, assemblage mass matrix, reduced integration algoritlun, newton iteration method with parameters for non - linear equation set, introducing relax factors and double steps solution and so on, and an algorithin for solving the nonlinear equation set of flow field by fem has been presented

    基於有限元法建立了流場求解列式，為保證其收斂性，採用了迭代罰函數法，集中質量矩陣，縮減積分計算，帶參數的newton迭代求解，引入松馳因子及雙層解法等技術，提出了一套適合流場有限元方程計算的非線性方程求解方法。
  16. On the basis of looking up a lot of referenced works, the phenomenon that lateral jet injected into the external air stream surrounding an intercepting missile is analyzed. the effects of jet interaction on forces and moments are described by interaction amplification factor, and the algorithm to calculate the interaction amplification factor is presented, then the motion model and the dynamics model of interceptor are established according to the previous analysis

    根據大量參考文獻的結論，分析了側向噴流射入攔截彈外流的流場特徵，以干擾放大因子來描述干擾效應對力和力矩的影響，給出了放大因子的計算方法，進一步建立了噴流側向力和空氣動力作用下的導彈運動學和動力學模型。
  17. Lastly we consider the perturbation bound on hermitian positive semidefinte factors for unitrary polar decomposition ( see 5. 1 ), which ' improve and extend the corresponding results in other papers

    第五章討論了在矩陣酉極分解中hermite半正定因子的擾動（見5 1 ） ，對以往的結果做了改進。
  18. As to the polyreference implemention of the least - squares complex frequency - domain estimator in mathematical separation technique of modes, this thesis builds a right matrix - fraction description model to estimate the system poles. then frequency point stabilization diagram is set up and analyzed to automatically determine natural frequencies, modal damping ratios and modal participation factors. finally mode shapes are identified based on the least squares theory

    對于模態數學分離技術的多參考點最小二乘復頻域識別技術，先建立右矩陣分式頻響模型，識別出系統極點，再通過建立和分析頻率點穩態圖，能自動的確定出結構的固有頻率、模態阻尼比和模態參與因子，最後根據最小二乘原理識別出模態振型向量。
  19. A generalized 2n - factor form of the inverse of a matrix

    因子乘積形式的逆矩陣求解演算法
  20. The major research works are divided into five sections, including warship bearings - only tracking maneuver research, warship bearings - only tracking research, multi - warships passive data association research, multi - warships passive location research and the engineering implementation of bearings - only passive location systems. the detailed research works are outlined as follows : ( 1 ) a method of evasion factor matrix is presented, which can add the possible patrol zone of targets ( enemy ' s warships ) according to intelligence, and the land and island information provided by electronic chart to the modified gain extended kalman filter, and modifies state equation. it can improve the location precision of the modified gain extended kalman filter

    研究內容共分五個方面，分別是單艦純方位無源定位機動研究、單艦純方位無源定位跟蹤研究、多艦無源數據關聯研究、多艦純方位無源定位研究以及艦艇純方位無源定位系統的工程實現，主要完成了如下的工作： 1提出一種規避因子矩陣的方法，把根據情報獲得的目標（敵艦艇）可能活動區域，以及電子海圖提供的陸地島礁信息加入修正增益推廣卡爾曼濾波器中，對目標狀態方程進行修正處理，可提高修正增益推廣卡爾曼濾波定位演算法的定位精度。
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