decomposition in space 中文意思是什麼

decomposition in space 解釋
空間分解
  • decomposition : n. 1. 分解,分析,溶解,還原(作用)。2. 腐朽,解體。
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • space : n 1 空間;太空。2 空隙,空地;場地;(火車輪船飛機中的)座位;餘地;篇幅。3 空白;間隔;距離。4 ...
  1. Thermal control of monopropellant catalytic decomposition hydrazine engines in important portion of space propulsive system

    單組元肼分解發動機的熱控制與熱分析是空間推進系統重要組成部分。
  2. In this paper, the orthomorphisms on the archimedean riesz space r " with the usual coordinatewise ordering are characterized. also, the direct sum decomposition of an order bounded operator with respect to the orthomorphisms is obtained

    本文首先刻畫了n維歐氏空間r ~ n按通常的偏序做成的阿基米德riesz空間上正交射的特徵,以此可對r ~ n上序有界運算元作關于正交射的直和分解。
  3. In order to make four dimensional squares, we have to use all the methods comprehensively, such as composition, decomposition and change, finally, we can make the space more perfect

    為了創造四維的廣場,要綜合運用分解、組合與變化等等空間構成手法,使空間形式更加完美。
  4. In addition, in a certain infinite dimensional space, the paper will provide an example of nonwandering semigroup and a sufficient condition for nonwandering semigroup. according to recent results and methods, we may get the hypercyclic decomposition of nonwandering semigroup. and, we will discuss the hypercyclic decomposition from the multi - hypercyclic operator provided not long ago

    本文還將在特定的無窮維空間找出具體的非游蕩運算元半群例子,將給出非游蕩運算元半群的一個充分條件,且依照已有的結果和方法獲得非游蕩運算元半群的超循環運算元半群分解。
  5. Meanwhile, space decomposition was implemented by eight - branch trees structure in the process of the merger of couple - point which was selected by greedy choice algorithm

    在點時合併的過程中使用八叉樹結構進行空間分解,使用貪婪演算法來選擇點對。
  6. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針對頻率選擇性衰落通道:結合輸入輸出空間同構關系提出一種新的頻率選擇性通道均衡方法,與傳統方法相比,該方法計算量更小,收斂速度更快,性能更優,且對系統階次的過確定表現穩健,具有實際均衡應用價值; 2 、針對時間選擇性衰落通道:提出一種基於迫零均衡的時間選擇性通道均衡方法,演算法結構簡單; 3 、針對時變色散通道:利用瞬態均值曲線提取通道時變信息,對之ar建模,利用卡爾曼濾波器跟蹤時變通道抽頭變化,可以快速跟蹤通道變化;基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的單輸入多輸出色散時變通道均衡與識別演算法,同樣具有對通道階次過確定保持穩健的優點;結合小波多解析度分析提出一種基於小波模型的通道盲識別演算法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  7. We first present the decomposition of finite rank operators and trace class operators in a weakly closed nest algebra algn - module. secondly, the same question for finite rank operators in the preanm ' hilator of an atomic boolean lattice algebra is considered. ( 6 ) let n be a nest on a hilbert space h. and u be any weakly closed algn - module

    在第三章中,我們首先討論了弱閉套代數模中的有限秩運算元和跡類運算元的「保跡范數可加性分解」問題,然後研究了原子boolean格代數的預零化子中的有限秩運算元,得到( 6 )設n是hilbert空間h中的一個套, u是任一弱閉algn -模。
  8. Stochastic subspace identification method is the major in this article, and this method is based on the theory of projection of row space, and also uses qr decomposition, svd decomposition as well as least squares estimate to state space matrices of the discrete system so as to achieve the parameters of the dynamic behavior and it can achieve an accurate result

    隨機子空間法是本文的論述重點,它運用了行空間投影的理論,通過qr分解和svd分解以及最小二乘估計來識別離散后的系統狀態空間矩陣,從而得到系統的動力學特性參數,識別精度較高。本文詳細的推導了隨機子空間法的理論公式,並編寫出相應的matlab程序。
  9. Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables

    分析總結了現有的三相整流電路拓撲及其控制策略,選擇以三相電壓型pwm整流器為研究對象,並採用電壓空間矢量pwm控制策略;分析研究了整流器的工作原理,建立了數學模型;研究了控制方法及其參數設計;提出了電壓空間矢量的pwm快速演算法,不需要三角函數表,由dsp實時計算得到精確的工作矢量及零矢量的作用時間。
  10. The major difficulty in monitoring lake areas based on moderate or low resolution rs data is how to improve the accuracy and applicability of decomposition of mixed pixels, considering both the complexity of objects and limitations of time and space

    摘要如何通過充分考慮地物復雜性和地域時間限制,提高混合像元分解演算法的精度和普適性,是目前基於中低解析度遙感數據進行湖泊面積監測所面臨的主要問題。
  11. This method has the advantage that redundant information at multi - scale and in multi - direction can be fully used by means of shift - invariant wavelet decomposition and ringing from the final merged image reconstructed by mallat algorithm can be overcome. color space transforms are studied based on gray texture analysis. a new representation for color texture is proposed by effectively merging both the texture and color information in feature - level based on incomplete tree - structured wavelet decomposition ( ictswd ), which can

    它更全面、準確地刻畫出彩色紋理的顏色特徵、紋理特徵及顏色與紋理的空間相關特徵;同時在特徵級融合基礎上,針對3種不同的小波分解,研究了彩色紋理圖像的分類性能及抗噪能力比較,得出不完全樹型小波分解基礎上的特徵級融合及分類是我們的首選方案。
  12. In this paper, we mainly discuss positive operators and some relevant problems. on the one hand, we investigate c0 semigroups on banach lattice, and obtain some properties of local spectral radius, the solution of operator equation, the decomposition of lattice space and the generators of semigroup and dual semigroup

    本文主要從兩個方面討論正運算元理論中的幾個問題,一方面對banach格上c _ 0 -半群的性質進行了深入研究,利用半群的局部譜半徑,得到了正運算元方程有正解的條件。
  13. The method directly executes wavelet packet decomposition of handwriting texture using wavelet packet basis db6 at scaling 3 in 2d space, then reconstructs the decomposition coefficient of 15 wavelet packet best basis which are took by shannon entropy cost function

    該方法直接在二維空間上由db6小波包基對筆跡紋理實施3尺度小波包分解,再在由以香農熵為代價函數提取得到的15個小波包最好基處對分解系數實行重構。
  14. In the design optimization of space equipment satellite systems, there are lots of discrete and integer design variables, the design space is nonconvex and even disjointed, and has multimodality. unfortunately, current mdo procedures or strategies have difficulty to deal with discrete or integer design variables, they are very sensitive to complex design space, have propensity to converge to local optima near the starting point, and can not handle multiple objectives effectively. to overcome these difficulties, this dissertation adopt the idea of coevolution to systematically develop new multidisciplinary design optimization methods based on decomposition and coordination

    論文以航天裝備體系及其它復雜飛行器系統的多學科設計優化( multidisciplinarydesignoptimization ,簡稱mdo )為應用背景,針對航天裝備衛星系統設計中存在大量離散和整數設計變量、設計空間非凸和不連通、具有多個局部最優點等特點和現有mdo方法過程難以處理離散和整數變量、對復雜設計空間非常敏感、易於陷入局部最優、不能有效處理多目標等缺陷,採用協同進化的思想,系統地進行基於分解協調的mdo方法研究。
  15. Array signal eigen - space decomposition and its application in beamforming

    陣列信號特徵空間分解及其在波束形成中的應用
  16. In this paper, we construct a multi - resolution analysis of h2 ( i ) space using spline function and give the multi - level decomposition of a function through interpolating spline wavelet transform

    本文中我們給出了由樣條函數構造的h ~ 2 ( i )空間上的多分辨分析並利用樣條小波插值變換對函數進行多尺度分解。
  17. 2. in multisource information space, every type of information is projected to respective subspace by the method of space decomposition ; a

    2 .在多源信息空間中,運用空間分解的方法將各種信息投影到各個子空間中。
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