漸近理論 的英文怎麼說

中文拼音 [jiānjìnlún]
漸近理論 英文
asymptotic theory
  • : 漸副詞(逐步; 漸漸) gradually; by degrees
  • : Ⅰ形容詞1 (空間或時間距離短) near; close 2 (接近) approaching; approximately; close to 3 (親...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 漸近 : [數學] [物理學] asymptotic; approximation漸近操作(法) evolutionary operation; 漸近點 asymptotic...
  • 理論 : theory
  1. By the corollary to theorem 4. 3, the origin is asymptotically stable.

    根據定43的推,原點是穩定的。
  2. Under some natural weak assumptions that do not require the technological coefficients matrix is indecomposable, the fact that the dynamic input - output system is not asymptotically stable and the closed dynamic input - output model exists a balanced growth solution is proved

    利用矩陣特徵值和廣義系統,在相對弱的條件下(不需要直接消耗系數矩陣不可分解) ,證明了動態投入產出系統不是穩定的。
  3. Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value

    同時,由於poisson分佈的特性,我們知道不存在其參數區間長度小於0 . 5的置信區間,基於這些情況,我們主要展開了以下兩個方面的研究:一是利用數值計算分析與分析的方法對現有的若干置信區間如「精確」置信區間, wald置信區間, bayes置信區間等進行分析比較,發現了一些缺陷,針對這些缺陷,我們進行適當的修正,並得到幾種性質較好的置信區間如:修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度,我們提出了一種的兩階段區間估計程序,並利用數值計算的方法,在各種置信系數與區間長度限定下,算出了最優的第一階段觀測次數(抽樣量) ,大量數據表明,本文考慮的方法性態良好,具有應用價值。
  4. In this paper, two questions on exetreme value theory are investigated as follows : i. the asymptotic properties of the large quantile and endpoint of a distribution : let { xi } be an i. i. d random sequence with common distribution f ( x ) which is unknown. denote mn ( k ) as the k - th maxima of x1 … xn

    本文對極值的兩個問題進行了探討:一、大分位數與尾端點的性質設{ x _ i }是來自未知分佈f ( x )的i . i . d的隨機序列。
  5. In these years, image measuring has been used in every walk of life gradually. this paper discusses the characteristic, the virtue and the application of digital image measuring. in this paper. after analyzing the practical situation and theory, it has confirmed the project that identify automatically the pointer and the reticle of the pressure gauge with technique of optic photographic system, image process and automatic identification

    年來,圖像測量逐應用到各行各業。本文討了數字圖像測量的特點、優點及應用范圍,結合實際情況和分析,確定了利用光學攝像系統和圖像處、識別技術,自動識別壓力表的指針和刻線的方案,解決了壓力表示值的自動檢定問題,研製了一套集計算機、圖像處和識別、自動控制和光學等技術於一體的壓力表示值的自動檢定系統。
  6. By introducing proper stretchy variable and constructing boundary layer function, it concludes n - order approximate solution, and using theory of differential inequality, uniformly validity of asymptotic expansion is proved

    通過引進適當的伸長變量,構造邊界層函數,得到了解的n階似值,並利用微分不等式證明了解的展開式的一致有效性。
  7. In the light of the recent work in biological models, especially in the chemostat models, the dissertation provides a systematic study on the asymptotical behaviour of some chemostat models built by delay or diffusion differential equations. the main contents and results in this dissertation are as follows : i ) the global asymptotic behavior of the chemostat model with the beddington - deangelies functional responses and time delays is studied. the conditions for the uniform persistence of the competing populations are obtained via uniform persistence of infinite dimensional systems

    文基於當前生物學模型,特別是恆化器模型的研究現狀,深入系統的研究了時滯和擴散方程描述的幾類恆化器系統的性態,本文的主要內容包括以下幾個方面:一、研究了具有beddington - deangelies功能性反應函數的時滯恆化器模型,利用無窮維連續動力系統的一致持續生存的給出了兩競爭種群一致持續生存的充分條件,利用單調動力學系統得到了系統的全局穩定性。
  8. On the other hand, they play an important role in the theories of esfimation for regression function. in this paper, we mainly get the large sample properties for partitioning estiona - tion and modified its estimation. for example, we proved their asymptolic normaity under nuture conditions by means of mortingle theory ; we also get their strong consistency for regression function under censored samples ; and finaly we genearzed the result to dependence sample and have strong consistency for the modified partitioning estimation of regression function

    因此本文研究了回歸函數基於分割估計及改良基於分割估計的大樣本性質,利用鞅的有關,在比較自然的條件下,證明了其正態性;首次構造了截尾樣本的回歸函數基於分割估計及改良基於分割估計,並證明其強相合性;同時把有關結果推廣到相依樣本下(如混合) ,獲得了改良基於分割估計的強相合性及收斂速度。
  9. By using the limit theorem, the authors discuss and prove conclusions of asymptotic property of mean point in second mean value theorem for integrals in concessional terms believing that they will take an important effect in integral

    摘要利用極限,給出並證明了減弱條件的積分第二中值定「中值點」的性的幾個結,相信在積分學中有著很重要的作用。
  10. The principles of erasure codes used under binary erasure channels are summarized and erasure codes which belong to standard classes of rs codes are introduced with emphasis on cascaded low - density erasure codes with linear time encoding and erasure recover algorithms. thresholds of regular degree distributions are analyzed. it is shown that low - density erasure codes based on ( d, 2d ) - regular sequences of degree distribution are not close to optimal ( d 3 ). two pares of irregular degree distribution sequences are introduced and a pare of improved right regular sequences of low - density erasure codes are presented, it is testified that the new sequences are asymptotically quasi - optimal. in the meantime, simulations of cascaded low - density erasure codes based on a few types of special sequences of degree distribution available are given, together with performance analyses on these codes

    闡述了應用於刪除通道下的糾刪碼基本原,介紹了兩類標準的rs碼類糾刪碼,重點分析了具有線性時間編碼和恢復演算法的好碼?級聯型低密度糾刪碼,分析了正則度分佈的閾值,對正則低密度校驗碼在刪除通道下的糾錯性能進行了模擬,從上證明了基於( d , 2d ) -正則度序列的低密度糾刪碼都不是最優碼( d 3 ) ,同時還分析了非正則低密度校驗碼的度序列設計,基於右邊正則序列提出了一種改進型右邊正則序列,證明了此序列為擬最優的,對基於幾類現有典型度分佈序列的級聯型低密度糾刪碼進行了模擬模擬及性能分析; 3
  11. According to gaseous " molecular kinetic, the mass diffusion rate is within finite value. so theoretical conclusion of mass flux ' s producing and the essential relation of flux vs. force could be drawn. with the assumption that local density states in near equilibrium and the distribution is gradual changed, the classical first pick ' s law was modified considering mass relaxation time

    根據氣體分子運動對質量傳播速度為有限值情況下的質量流的產生及流與力之間的本構關系作了推導,在假定局域濃度處于平衡態,其分佈為進的情況下得到了考慮質量鬆弛作用的經典fick第一定律的修正式。
  12. Modern fujian has a lot of scholar person with ideals and integrities, is on the foundation of facing the reality of " xi xue dong jian ", try hardt o spread traditional educational advantage, the actual condition of combination china and fujian, as " xi xue " mixes together and absorbs, with establishment own can develop with then society to educate content and educational method with realistic appearance adaptive educational theoretical, educational ideological, educational system

    代福建有許多文人志士,在面對「西學東」現實的基礎上,力圖在傳承傳統教育優勢,結合中國和福建的實際情況,對「西學」加以進行融合和吸收,以建立自己的能與當時社會發展與現實相適應的教育、教育思想、教育體制、教育內容和教育方法。盡管他們努力的結果並沒有盡如人意,但他們的一些有益的探索,也為代福建社會的現代化歷程作出了一些貢獻。
  13. In order to meet the needs of recent research in applied probability, such as finance and insurance, risk theory, random walk theory, queueing theory and branching processes and so on, the concepts of heavy - tailed random variables ( or heavy - tailed distributions ) are introduced. they are one of the important objects many scholars are concerned on. on the other hand, in a risk process, the number of these heavy - tailed variables " occurrence until the time t, i. e. all kinds of counting process, is one of the important objects, which many scholars are studying

    在應用概率的許多領域,如金融保險、風險、隨機游動、排隊、分支過程等,重尾隨機變量或重尾分佈都是重要的對象之一,另一方面,在一個風險過程中,到t時刻時,這些重尾變量出現的個數,即各種記數過程,也是人們研究的主要對象之一,本文主要對重尾分佈的控制關系與極值過程的跳時點過程的精緻性進行深入的討
  14. 5. a multivariable process identification based on asymptotic black - box theory is studied. firstly, a high - order mimo arx model and its frequency error bound is estimated from identification data and low - order siso models is obtained from high - order mimo arx model

    作者對一種基於黑箱的多變量過程辨識方法進行了研究:首先用高階arx模型估計模型參數,並給出高階模型的頻域均方誤差;然後,對高階arx模型進行降階處
  15. For these reasons, we can apply the theory of the model reference self - adaptive control syetem design based on the theorem of balance point stabilization in the force system of asymmetric cylinder controlled by symmetric valve. the main idea of model reference self - adaptive controller is to make the self - adaptive control error incline to zero as time passed. the task to design adaptive controller is to find the control input that can make the output of the controlled system to follow that of the reference model

    因此將基於平衡點穩定定的模型參考自適應控制系統設計應用於閥控非對稱缸力系統中,其基本原是使自適應控制誤差隨時間的推移而趨向于零,自適應控制器設計的目的是尋找使被控系統的輸出一致的跟隨參考模型的輸出的控制輸入,以此來改善被控系統的性能。
  16. Asymptotic perturbation theory. higher - order effects

    16擾動-高階效應。
  17. To this end, some mild regularity conditions are imposed and an asymptotic distribution theory is established for modified statistic

    在適當的正則條件下,對修正的經驗似然比統計量給出了分佈
  18. This paper deals with asymptotic theory and long - time behavior of solution of extended fisher - kolmogorov system

    本文研究了extendedfisher - kolmogorov系統的漸近理論,考慮了其解的長時間行為
  19. An asymptotic theory of solutions for systems of n - dimensional nonlinear wave equations

    維非線性波動方程組解的漸近理論
  20. By using the asymptotic theory a class of nonlinear coupled system is considered

    摘要利用漸近理論,討了一類非線性對偶系統。
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