矩序列 的英文怎麼說

中文拼音 [liè]
矩序列 英文
moment of sequence
  • : 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
  • : Ⅰ動1 (排列) arrange; form a line; line up 2 (安排到某類事物之中) list; enter in a list Ⅱ名詞1...
  1. Introducing a class of generalized fibonacci sequences with double variables, we establish the relation with aitken, secant, new - raphson, halley transformation etc., generalize the results of many authors. furthermore, we give a more general generalization of q - matrix

    通過引入一類雙變量的廣義fibonacci,建立了其與aitken 、 secant 、 newton - raphson 、 halley等變換的關系,進而給出了q -陣的一個更廣泛的推廣。
  2. The signal we named it fundamental wave ; according to the fundamental wave, coefficients of the fundamental wave can be lined in a sequence. when the unique of the dissolve of the fundamental wave can be confirmed, the sequence of the coefficients can be regarded as one of representation forms of the signal itself ; theory of dissolvable signal shows that when order of the matrix of fundamental wave sampling equals to number of fundamental waves, the sequence of the sampling values from sampling points must be matched one by one with the sequence of the coefficients of fundamental waves. the sampling composed by sequences of the sampling values must be full sampling ; the relevant deductions of the theory of dissolvable signal shows that when sampling the signal, sampling frequency must be lager than the ratio of the number of fundamental waves to the occupation time of the fundamental waves ; to band - limited signals, when the fundamental wave is a sine signal, the results from the relevant deductions of theory of dissolvable signal is coherent to the classic sampling theory

    本文通過分析認為,當信號集中的任一信號可表示為一系已知信號的線性代數和時,信號集便構成可分解信號集,已知信號稱為基波信號;對可分解信號而言,基波系數構成一,當對指定的基波信號集分解唯一確定時,系數本身便是信號的一個表示;可分解信號采樣定理指出當基波樣值陣的秩等於基波數時,則由采樣點處的采樣樣構成的樣值必與基波系數一一對應,從而由該樣值構成的采樣必為完全采樣;可分解信號采樣定理中的推論指出,對信號集進行采樣,采樣頻率必須大於其信號分解的基波數與其對應時長之比;對有限帶寬信號,若基波信號為正弦信號時,由可分解信號采樣定理推論給出的結論與經典采樣定理一致。
  3. Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images

    論文的第一部分介紹了進行紋理特徵研究的一些典型的方法,利用其中的基於統計的紋理分析法中的灰度共生陣以及灰度一梯度共生陣法,分析了衛星雲圖上五類區域的紋理特性;第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法,在對演算法原理進行深入理解的基礎上,把紋理特徵與神經網路進行組合,實現對衛星雲圖進行分類分析;第三部分內容是在前面圖像分類結果的基礎上,對圖像用相關匹配法進行運動分析,反演雲跡風風場。
  4. Section two is about some concepts and lemmas involved as follows. section three provides the mainly results on the spectral moment of bicycle graphs and its lexicographical order

    第二部分我們給出了本論文所涉及的基本概念,研究了圖的改變與譜矩序列之間的關系。
  5. A note on moment convergences for b - valued martingale random variables

    值同分佈鞅隨機變元收斂的注記
  6. The sequential continuity of multiplication on a class of infinite matrix algebras

    一類無窮陣代數的乘法連續性
  7. We can find a polynomial model of a time series in case its associated matrix is not diagonal and not of full rank by using the transformations of the exponential and the logarithm

    對于不能對角和不滿秩的時間陣,運用指數對數的可逆變換及相關的變換化為滿秩可對角的時間陣,從而找到代數多項式模型。
  8. The analytical approaches involved in the dissertation includes cross section analysis 、 time series regression 、 step by step regression and contrast analysis, the following technologies also are applied, including computerizing lower partial moments ( lpm ) with matlab, processing revenue data with excel, regression analysis with eviews

    主要運用橫截面分析、時間回歸、逐步回歸和對比分析方法,還用到matlab編程計算下偏風險值, excel處理收益數據, eviews回歸分析。
  9. Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability

    基於變壓器油中溶解氣體分析,提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考構造,選擇變壓器典型故障樣本構造多組參考,這些參考組構成一個灰色參考群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度陣.最後根據關聯識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性
  10. The framework of topology is based on apriori with the idea of " isomeromorphism ", using the techniques of graph sequential expression and label - connectivity determination. topology can analyze the complex relations among the objects in th

    這是一個以apriori思想為主體,以先同分后異構為框架,以圖的化及陣表示和標號連通判定等技術為手段的一個綜合演算法。
  11. The hybrid genetic algorithms are employed to get the better optimization control law, and the problem of limited torque is solved by individual representation operation

    為了獲得最優擺起控制,採用混合遺傳演算法進行優化計算,通過編碼操作解決控制力受限問題。
  12. The kanerva ' s sparse distributed memory ( sdm ) tackles the problem of training large data patterns and extendes the storage mode of existing computer. but it ' s address array produced randomly ca n ' t reveal the distribution of patterns and it has ' t the ability of function approximation for its learning rule

    Kanerva的稀疏分佈存儲( sdm )模型解決了大維數樣本的訓練問題,推廣了現有計算機的存儲方式。但其地址陣的隨機預置方式不能反映樣本的分佈,並且sdm的學習方式使之不能用於函數逼近及時間預測問題。
  13. In this thesis, an algorithm based on multiple features for recognition of escherichia coli promoter was proposed. firstly, word frequency method was utilized to extract the content ’ s information of a given sequence, and position weight matrix and hidden markov model were applied to analyze the information on structure, and then this information was input into a classifier

    本文提出了一種基於多特徵的大腸桿菌啟動子判別演算法,即通過詞頻分析獲得的組成特徵,利用位置權重陣( pwm )和隱馬爾科夫模型( hmm )獲得的結構特徵,然後輸入到一個分類器中進行分類。
  14. By using conditional moment generating functions and differentiation of measures on a net, some limit theorems and a class of deviation theorems of multivariate function sequences of arbitrary random variables ralated to the conditional expectations are obtained

    本論文利用條件母函數和網微分法,得到任意隨機變量多元函數相對于條件期望的偏差定理和極限定理。
  15. Moment complete convergence for b - valued iid random elements sequence

    值獨立同分佈隨機變元完全收斂性
  16. Ldpc code belongs to the linear block code which is encoded by the information sequence multiplies generator matrix. although the parity - check matrix of ldpc code is sparse, the generator matrix is not. the encoding complexity of it is linearly proportional to the square of code length

    Ldpc碼屬于線性分組碼,線性分組碼的通用編碼方法是由信息根據碼的生成陣來求相應的碼字,盡管ldpc碼的校驗陣是非常稀疏的,但它的生成陣卻並不稀疏,這使得其編碼復雜度往往與其碼長的平方成正比。
  17. Traditional delay estimation based on ica requires the trail sequences to initialize the receiver, but the new algorithm based on ica does not need the trail sequences. it is based on the channel character of downlink, using the ica algorithm to estimate the multi - path mixture matrix, then, find the delay information which is embodied by the column vector of the mixture matrix. the simulation results show that it does enhance the performance of traditional detector without wasting the invaluable frequency resource

    傳統的通道估計演算法需要訓練使接收端的參數調整到理想狀態,而本文提出的基於ica的通道估計的多用戶檢測演算法不需要訓練,它是利用下行通道的固有特點,用ica的盲源分離法估計出多徑通道的卷積陣,從而從中提取出通道的延遲信息,模擬實驗結果證明這種方法在節省了頻譜資源的同時取得較好的估計效果,使得傳統的接收機的誤碼性能得到了很大的提高。
  18. A important result is the one - orde r expression of ar ( p ) yt = dyt - 1 + e, from paralleling a high - order differential equation transformation into a one - order differential equation system, the one - order expression exposes that the ar ( p ) is only a certain more - multivariable power series process and, if a process is described as an ar ( p ), the sufficient and necessary condition is the spectrum norm a of the coefficient matrix d less than one. simplification of ar ( p ) not only brings about orthogonal f ( h ) but also provides global foretelling formula

    作者用高階微分方程化一階微分方程組的方法,獲得多元弱平穩p階自回歸模型的一步滑動平均表達式,證明了ar ( p )的是一個更高維的冪級數的線性過程,從而,說明了ar ( p )關于依概率成立的充要條件是:該模型更高維的冪級數的線性過程的表達式中系數陣d的譜范數1 。
  19. Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered

    本文首先綜合運用概率論、代數學、數論等基礎學科的理論知識,並以頻譜理論作為主要研究工具,對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究,給出了廣半bent函數定義,並探討了廣半bent函數的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件;討論了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系,探討了它們的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法,並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的陣的研究上;利用布爾函數的特徵陣原則上給出了k階擬bent函數的一種完全構造方法,還給出了從已有的p值k階擬廣義bent函數出發,遞歸構造變元個數更多的p值k階擬廣義bent函數的方法;初步探討了k階擬bent函數在密碼、分組密碼以及通信中的應用;給出了一類布爾函數walsh譜的分解式,並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造,特殊情形下為k階擬bent函數;利用代數數論的知識考察了p值k階擬廣義bent函數的譜特徵,並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。
  20. In addition, diagrams of the 221 bicyclic graphs on eight vertices are given in appendix which are ordered lexicographically by spectra moments, and for each graph from table 1 the degree sequence and the first six spectral moments are given in table 2

    另外,為了更為直觀地反映以上規律,在本文的附錄中給出了按照譜矩序列先後順的所有八階雙圈圖以及它們的度和第1至第6階譜矩序列
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