統計不定性 的英文怎麼說

中文拼音 [tǒngjìbùdìngxìng]
統計不定性 英文
statistical uncertainty
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 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...
  • 不 : 名詞[書面語] （剁物所用的木墩） a block of wood
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 統計 : 1 （對有關數據的搜集、整理、計算和分析） statistics; census; numerical statement; vital statistic...
  1. Because they are fascinated by mathematics, logic, and science and have taken on the rational madness of their scientific confreres, we read much these days about information theory and its relation to the psychology and composition of music ; about statistical probabilities, stochastics, and the markoff chain and their compositional possibilities, about group and set theory as applied to serial music ; about aleatory and indeterminacy and entropy

    因為他們迷於數學，邏輯，與科學，將理智狂當成他們科學同伴;我們最近讀了很多，關于資訊理論及其與心理學及與作曲的關系;關于統計或然率，隨機，及馬可夫?及其譜曲可行性;關于群組與集合理論之應用於系列音樂;關于偶發性，不確定性，與熵
  2. Abstract : events contributing to the establishment of statistics the science of data and its chemical branch are epitomized. as the new chemical branch named chemometrics or chemstatistics has been disputed in the circles of chemistry for a long time, reasons for adopting chemstatistics are given, which is defined as the science of gathering or generating, describing, summarizing and interpreting the data concerned to acquire new chemical knowledge or information. the fact that many traditional statistical methods, such as significance tests, analysis of variance, regression and correlation, and some others not usually considered statistical, such as model building, monte carlo method, fourier transformation, artificial nerval networks and pattern recognition, each contains one or more of the five connotations of statistics is expounded. the regular pattern that a chemstatistician grows up is approached. the urgent task is to include chemstatistics in the undergraduate or graduate curriculum of chemistry specialty. the goal of the project is to nurture chemists who know statistics

    文摘:本文追溯了統計學發展、建立中的大事，陳述了它的定義及其化學分支發展、建立的梗概；鑒于化學界對該新興化學分支學科的名稱長期存在爭議，提出了以化學統計學而不以化學計量學為該學科名稱的理由，把化學統計學定義為一個研究有關數據的收集或產生、描述、分析、綜合和解釋，以獲得新化學知識或信息的學科；闡明了許多公認屬于統計學的方法，如顯著性檢驗、方差分析、回歸和相關，以及一些尚未認定屬于統計學的方法，如模型建立、蒙特卡羅方法、傅立葉變換和人工神經網路，都含有統計學5個內涵中的一個或多個；探討了化學統計學家成長的模式，認為當務之急是把化學統計學納入化學專業的教學計劃，以培養懂統計學的化學家。
  3. Fundamental standards - metrology and application of the statistics - help to the process for the estimation and the use of the measurement and test results uncertainty

    基礎標準.計量學和統計學的應用.有助於處理對測量和試驗結果不定性的評定和使用
  4. Based on the loss rate of historic projects or the indemnity rate of engineering insurance, the engineering insurance rate can be calculated ; with taking into account the instability coefficient in mathematical statistics of relevant data, the fundamental rate will be figured out according to where the projects locates and the vulnerability of the construction structure

    對于工程保險費率的確定，採用了以歷史工程損失率或工程保險賠付率為基礎，並考慮其歷史數據的數理統計不穩定系數，按項目所在區域及建築結構物的易損性作為基本費率，結合具體工程風險大小來調整基本費率。
  5. In this solution, what we took into consider is not only the security of emails but also the system ' s stability, extensibility and efficiency, make full use of the " load balance " and " distribute computing ", it makes the system run more smoothly a nd efficient, and it also reduces the running cost for the email service providers and the development cost for us. now the system is running on the internet, it runs smoothly, very stable

    在方案中，我們不僅充分考慮到郵件的安全性問題，而且從系統的穩定性、可擴展性和高效性方面入手，充分利用了負載均衡和網路的分散式計算的優勢，站在一個很高的高度上，對整個系統進行優化，不僅使系統運行的更穩定、更高效，而且有效的降低了郵件服務運營商的運營成本和軟體的開發成本，這些技術的應用在國際國內也是非常先進的。
  6. As far as life cycle of an enterprise is concerned, in different stages of development, there is discrepancy and definite statistical regularity among the respective influence of human capital, structural capital and relational capital on performance

    在企業生命周期的不同發展階段，智力資本中人力資本、結構資本和關系資本對組織績效的影響是有差異性的，具有一定的統計規律性。
  7. First calculate the math model of each department of the hpvs, and analyze it ’ s character of the scope with frequency in theory, and base on this some different control methods are designed to resolve the system ’ s stability and expand it ’ s frequency band

    首先基於液壓振動系統的數學模型，對系統的穩定性和動態特性加以分析，並在此基礎上設計不同的控制演算法以達到展寬頻帶寬度的要求。
  8. It is the researchful purpose of this paper that the methods of appraising the existing structural reliability basing on own information are found, which will impel the methods of appraising the existing structural develop from applied methods to probability methods. the contents of this paper have mainly four, including : firstly, the normal value of permanent load in the existing structure is ascertained by the way that is called bayes - small capacity, which considers the dates of design and the road - test dates. secondly, by introducing the random variable that is statistical ambiguity, the statistics of loading and resistance of existing structure are researched

    本文研究目的是針對現有結構的特點，建立基於自身信息的現有結構可靠性的實用評定方法，推動我國的現有結構可靠性鑒定方法由實用鑒定法向概率鑒定法發展，主要研究內容包括四個方面：一、結合結構原設計數據和現場抽樣實測數據，研究了恆載標準值的統計推斷方法，提出bayes小樣本統計推斷方法；二、利用統計不定性隨機變量，結合現有結構的特點，提出荷載、抗力變異性的小樣本統計推斷方法；三、分析了現有結構抗力變異性的主要影響因素，並利用實測數據進行了實例分析；四、針對現有結構自身的荷載、抗力統計特性，研究了現有結構承載力的校核表達式，對恆載、抗力分項系數提出修訂建議，建立了基於自身信息的現有結構可靠性實用評定方法。
  9. 2 ) by analyzing the information and conditional information description mechanism of system states, the problem of stochastic model reduction is investigated based on state aggregation. the information loss and conditional information loss between the full - and reduced - order models are measured by entropy, while the independence and conditional independence within me components of aggregated state are measured by kullback - leibler information distance. several model reduction methods for stable and unstable linear systems are derived by employing two criteria to get aggregation matrices : the minimal information loss and the maximal independence

    2 ）分析了隨機系統狀態空間模型中的信息和條件信息描述機制，以shannon熵為手段描述線性系統模型降階過程中的信息和條件信息損失，以kullback - leibler信息作為衡量降階模型狀態向量各分量之間統計獨立性的測度，針對穩定和不穩定系統研究基於狀態集聚的模型降階問題：分別運用最小信息損失準則和最大獨立性原則，得出幾種狀態集聚的信息論方法，並討論降階模型的性質、階次的確定、系統噪聲分佈特性等問題。
  10. Based on ica post processing matched filter multi - user detection lets the output of traditional matched filter to initialize the ica iterations, not only the known spread information of interesting user is used to overcome the uncertainness of ica, but also the character of statistical independence is used. the simulation results show that it advances the ability of traditional detector when the signal - noise - ratio is large. keywords code division multiple access ; independent component analysis ; channel estimation ; matched filter ; blind multi - user detection

    基於ica后處理的匹配濾波多用戶檢測是用傳統的檢測器的輸出來初始化ica的迭代，它不但充分利用多用戶信號的已知信息，克服了ica的不確定性問題，同時也充分利用了多用戶信號的統計獨立性，模擬實驗結果證明這種多用戶檢測演算法在高信噪的情況下，誤碼性能改善隨著信噪比的提高不斷增加。
  11. Meanwhile, the lag of current code, the convenience of computer technology, and the difficulty how to convict it tortions are also the basic reasons that the unfair competition conducts in the network is popular

    在研究這一問題的過程中，本文立足於現實，以案說法，對網路不正當競爭行為進行了系統分析、定性，並對網路不正當競爭問題的法律規製做出了初步的設計。
  12. Since traditional certainty methods have some instinct limitations, this paper comprehensively considers the uncertainty of the friction strength value between the nail and soil, the strength factor of soil, and so on. after dealing with the factors and their relation, the reliability of the soil - nail retaining structure is analyzed and its calculating formula is educed

    鑒于傳統的確定性分析方法的局限性，本文綜合考慮了土釘與土體之間的界面摩阻力強度值及土體強度參數等的不確定性，經過對各參數及參數間關系的處理，對土釘支護結構的內部穩定性進行了可靠度分析，得出可靠度的計算公式。
  13. Since traditional certainty methods have some instinct limitations, on the basis of author ' s design practice of many years, this paper comprehensively considers the uncertainty of the friction strength value between the nail and soil owing to construction. the force analysis, entire stability, inner stability and outer stability of the soil - nail retaining structure is analyzed in reliability, and then the convenient design method of soil - nail retaining is obtained

    鑒于傳統的穩定性分析方法的局限性，本文結合多年的工程設計實踐，綜合考慮了土釘與土體之間的界面摩阻力強度值由於施工的不確定性，對土釘支護結構的土釘受力分析、土釘體整體穩定、內部穩定、外部穩定性進行了可靠度分析，得出一套簡單實用的土釘支護工程設計方法。
  14. In order to convenient network user querying and downloading requred resource in short time, nerms categorize the resources into 5 species according to resources content. thus administrator manage resource easier and user can inquery and download resource according to the content of the resource. at present, the development of nerms has almost been completed, but the number of resources is very small

    分類是數據挖掘的一種，高效準確的文本分類可以有效減輕手工分類的負擔。目前分類的演算法有很多，其演算法的準確性非常類似，其差別是統計不明顯的，而訓練時間可能顯著不同。文本考慮到粒子群演算法收斂速度快，決定將改進后的粒子群演算法應用於數據分類。
  15. ( 2 ) wavelet networks are introduced to gpc. several nonlinear gpc algorithms based on wavelet networks are given : a nonlinear gpc base on predictive error compensation is designed, in which wavelet network is used to model the predictive error ; a new structure of multi - step predictive controller is constructed in which wavelet networks are used to identified the nonlinear directly ; a single - step predictive controller is given, in which a wavelet networks are used to estimate the parameters of the linear time - varying system. ; an a implicit gpc for nonlinear system is presented, in which wavelet networks are used to estimated the time - varying parameters of the generalized predictive controller

    （ 2 ）將小波網路與非線性廣義預測控制相結合，設計了多種基於小波網路的非線性廣義預測控制：考慮到建模誤差對多步預報的影響，引入小波網路估計預報誤差，對輸出預報進行修正，提高了控制性能且不影響系統的穩定性；利用小波網路構造多步預測器，設討了非線性系統多步預測控制演算法；利用小波網路逼近非線性系統廣義預測控制器的時變參數，設計了非線性系統隱式廣義預測控制器；利用小波網路辨識時變系統參數並直接用於構造控制器，設計了非線性系統單步預測控制演算法。
  16. Utilizing backstepping procedure, general expression of control strategy for hvdc converters is acquired. the control strategy can restrain the nonlinear uncertainty through injection of nonlinear damping terms in virtual controllers. the proposed decentralized adaptive control scheme guarantees that all the signals in the closed - loop system are bounded in the presence of high order interconnections and bounded disturbances

    設計中引入自適應非線性阻尼項來抑制系統非線性不確定參數和未知有界干擾的影響，同時採用反演設計方法來克服控制器設計的復雜性，最後獲得高壓直流輸電系統換流站的分散魯棒自適應控制策略的一般表達式，並提供了整個系統的穩定性證明。
  17. An optimization algorithm for the problem of control reconfiguration in response to operating condition changes or abrupt system component failures is presented here. the algorithm provides an output feedback controller that not only stabilizes the impaired system, when possible, but also preserves much of the dynamics of the unfailed system. the design is such that the closed - loop system is robust with respect to inevitable uncertainties / modeling errors on the state - space matrices of the impaired system

    文中對控制律重構的三種方法進行了詳細的研究和比較：控制律優化演算法由於考慮了實際中可能出現的損壞后系統模型的不準確性，所以由該演算法得到的控制器設計方法在受損系統狀態矩陣不確定的情況下，依然能夠保證閉環系統的穩定性。
  18. Using lyapunov functional and linear matrix inequality ( lmi ) technique, and through the stability of subsystems decoupled in a single direction, we obtain an estimation formula of parameter ' s stability domain

    再利用標量lyapnov泛函和線性矩陣不等式技術，由單向解耦子系統的穩定性得到線性時滯大系統和非線性大系統參數穩定域的估計公式。
  19. Finally, a new event based control scheme is presented that deals with the limitations on internet based telerobotic systems. the motion reference is independent of time, so this approach can deal with the unexpected or uncertainty and overcome the stability issue incurred by the time - varying delays. with the implement of some challenges such as the selection of motion reference, the design of planner, it realizes a task of grasping a pencil, and so on

    最後，就機器人網路遙操作系統的控制問題，提出了基於事件的控制方法，其與時間不直接相關性，不僅能夠處理意外的、不確定的事件，而且能夠克服網路時延對系統的穩定性的影響;分析了此控制方法中事件參考變量的選擇、規劃器的設計、系統的穩定性等;並在遠端控制機械手臂完成一些任務，如抓取等等。
  20. Enterprise - wide information infrastructure has developed into b / s architecture from c / s architecture with the continuous developing of internet technology and fast advances in computation mode, the b / s architecture based multilayer designing, the respectively framework construction and software technology selection become more and more important with the requirement of j2ee based info - sys demand analysis complexity, r & d time cycle limitation, system stability, extensibility, maintainability. this paper begins with the application of struts framework in web layer based on mvc design pattern

    隨著internet技術的發展，計算模式不斷更新，企業信息系統基本架構也從c s架構逐漸發展為當今以b s架構為主流；目前應用j2ee技術構建信息系統的需求越來越復雜，開發周期越來越緊迫，同時對系統的穩定性、擴展性和可維護性要求越來越高，因此b s架構的分層設計以及各層的框架搭建和技術選型就變得尤為重要。
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