計算空間 的英文怎麼說
中文拼音 [jìsuànkōngjiān]
計算空間
英文
computation space- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
- 空間 : space; enclosure; room; blank; interspace
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The numerical computing methods of the equations involving the static electric - magnetic field, electronic motion in the static electric - magnetic field, and so on are detailed. the methods of the boundary disposal are introduced. the phenomenon of secondary electron emission has also been studied
介紹了數值計算方法,包括靜電磁場的數值計算、在靜電靜磁場中電子運動軌跡的數值計算、空間電荷密度的數值計算和空間電位分佈的數值計算;介紹了邊界處理方法。Aerial image can be computed fairly fast by this method compared with the rigorous solution of the hopkins equation, especially for the situation of many sparse aerial points which is often met in opc application
與採用hopkins公式的splat相比,這種方法能快速地計算空間光強。尤其對于大面積計算顯得更為有效。The vector - based plane - wave spectrum method ( vpws ) is improved, which can directly obtain the far field diffractive pattern depending on the output near field data in the bor fdtd meshes by use of the deduced formulas in this dissertation
改進了平面波譜傳播演算法( vpws ) ,推導出的公式可以由borfdtd計算空間內的近場輸出數據直接計算出遠場的電磁場分佈。Viterbi algorithm is a kind of maximum likelihood decoding method, which can obtain high decoding speed and cost fixed decoding time, so it is widely used in deep space communication
維特比譯碼演算法是一種最大似然譯碼,它可以得到較高的譯碼速度以及譯碼計算時間固定,因而在深空通信中得到廣泛應用。An algorithm based on the inner structural feature of the 8 - bit single chip microprocessor is presented to perform the space vector modulation, it is high efficiency in voltage - utilizing, low harmonic losses, fast in calculation speed, simple in over - modulation method, high ratio of capability to price
介紹一種用8位專用單片機內部結構特徵而設計的空間矢量調制演算法,不但具有電壓利用率高、諧波損耗小等優點,還具有計算速度快、過調制處理方法簡潔、性能價格比高等優點。According to this derivation, a bi - linear optical system could be decomposed into a set of convolution kernels, which could then be convoluted with input pattern, and the resulting set of convolution fields could be superimposed to yield an intensity field
在這里提出了一種基於卷積核的快速稀疏空間光強的光刻模擬計算方法。一個雙線性光學系統分解成為一組空間域卷積核,並通過對版圖的空間域卷積來計算空間光強。Fortunately, we can solve this problem by using ap ( alternating projection ) algorithm, by this way ; the computational load can reduce dramatically. doa estimation is mostly research base on linear array, because of the limitation of linear, it can estimate the azimuth only ; solid array can estimate the azimuth and elevation, in this paper, the solid array is used for doa estimation ; when the signal sources are uncorrelated, the music algorithm is chosen, using mdl / aic algorithm, we attain the signal number of sources
本文採用立體六元陣進行測向,在非相干信號源條件下,採用music演算法進行doa估計,採用基於信息論原理mdl準則或者aic準則判斷信號源數目,通過對陣列流形的研究,指出基於圓陣的陣列流形具有的某種對稱性,利用該對稱性來降低運算量,並且通過對演算法的研究,提出用維數較小的信號子空間或噪聲子空間來計算空間譜,進一步減小music演算法運算量。A pulse hard source has been adjusted to allow the reflection wave pass by the source without retroreflection. and the calculation area is changeable at the different time step, so only those area with wave propagation have been calculated. as the results, the total calculation time can be reduced
還有計算區域隨時間改變的方法,利用fdtd計算空間點的鄰近性,在不同的時間步上計算不同大小的區域,使得只有波傳播到的區域被計算,這樣可以縮短計算時間。It constructs a model of the reactive power and volt control problem first and uses genetic algorithm to calculate the optimal control
先建立無功電壓控制的求解模型,針對其計算空間過大的特點,引入遺傳演算法在全局范圍內求最優解。Tip t323 - unless you have a lot of ram and computing power, using a desktop wallpaper consumes memory and decreases the display speed since it must be re - painted when needed
小帖士t323除非你有很多內存和計算空間,不然使用顯示背景會減少內存並降低顯示速度,這是由於在需要時,背景會不斷重復刷新顯示。The dissertation discusses some theories of computation including the unit stiff matrix of the spatial member in the local coordinates , the coordinate transformation, the integration of the integer stiff matrix , the equivalent joint load , the introduction of the boundary condition , the computation of the unit internal force and support reaction , the stableness of the spatial stiff frame. the dissertation also discusses the methods of dealing with several unusual problems such as combined structure, temperature stress , elastic bearing
本文論述了空間桿件局部坐標單元剛度矩陣、坐標轉換、整體剛度矩陣的集成、等效結點荷載、邊界條件的引入、單元內力與支座反力計算、空間剛架穩定的計算理論,以及組合結構、溫度內力、彈性支承等幾個特殊問題的處理方法。The effective optimization design programs for different cases are developed by integrating the following several aspects which involves the flow analysis, adjoint equation solution, gradient solution, optimal arithmetic and grid generation. some practical design tests for airfoil and wing show that the continuous adjoint approach is very effective and useful method for aerodynamic optimization design. at the same time, we have done the research of aerodynamic optimum design for airfoils by using navier - stokes equations
( 4 )研究了基於控制理論和三維navier一stokes方程的優化設計理論,在計算坐標下詳細推導了該優化設計理論,得到了計算坐標系下描述的共扼方程數學描述形式,並以給定目標壓力分佈的氣動反設計為例,導出了相應的共扼方程邊界條件,以及關鍵的梯度求解具體表達形式,為了求解方便,把計算空間上描述共扼方程表達形式變換到物理空間中進行描述,通過與ns方程表達形式對比分析,最終給出了一種直觀的共轆方程表達方式。It is shown that using backward selection algorithm select centers can minimize the net work output error in great extent, make network structure more simple and more generalization and approximation. furthermoure, the offline control to pangang hot metal desulfuration process is realized using rbfnn model
理論研究和模擬實驗證明: rols法比起批處理正交最小二乘法( ols )所需的計算空間小,訓練速度快;用後向選擇法選擇中心能最大程度地減小網路的輸出誤差,使網路結構簡化,並且具有更強的泛化能力和逼近能力。The dissertation puts forward the base circle ' s pressure angle method to calculate the instantaneous meshing efficiency of scm, analyzes the factors affecting instantaneous meshing efficiency and further improves the design theory of scm
在對空間凸輪機構進行受力分析的基礎上,提出了計算空間凸輪機構瞬時嚙合效率的基圓壓力角法,分析了影響瞬時嚙合效率的因素,進一步完善了空間凸輪機構的設計理論。In this paper, the studied works are list as follows : 1 ) the theory of elastically supported continuous beam method is brought forward to transfer spatial continuous beam - arch composite bridges into plane structure. the plane finite element method is used to calculate inner forces and deflections of each beam and arch. at the same time, spatial finite element model is created for contrast
研究提出用彈性支承連續梁法荷載橫向分佈理論計算空間梁拱組合式橋梁的荷載橫向分佈,從而將空間問題轉化為平面計算問題,進而用平面桿系有限元理論分析求解梁拱拱片各桿件截面的內力和撓度,並用空間有限元理論和通用程序建立空間模型進行對比計算。The relationship between thermal contact resistance and surface roughness is discussed. the influence of outer space heat flow on spacecraft on the orbit is analyzed, and a balance temperature of spacecraft on the orbit is calculated
通過計算空間外熱流對航天器在軌溫度的影響,得到航天器在軌平衡溫度。最後完成瞬態溫度場的模擬計算,對推力室在軌溫度進行數值模擬。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。We tell you 12 because there is actually a point of perception which we count as one dimension
我們告訴你12 ,是因為真的有我們計算空間維度的覺察之點。Actually, most of the existing web services work can be shaped to grid computing space in terms of architecture and specific technology components
實際上,現有web服務中的大多數都可以按照體系結構和特定的技術組件被設計成網格計算空間。With the application of the periodic boundary condition ( pbc ), the computing domain can be restricted to a single period, which greatly improve the computing efficiency and accuracy
本文通過採用時域有限差分演算法( fdtd ) ,利用周期電磁結構中場所滿足的周期性,引入周期邊界條件,將計算空間限制在一個周期內。分享友人