相似估計 的英文怎麼說

中文拼音 [xiāngsìgūjì]
相似估計 英文
likelihood estimation
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 估 : 估構詞成分。
  • 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...
  • 相似 : 1. （相像） resemble; be similar; be alike 2. （相像處; 類似物） similarity; similitude; analogue
  • 估計 : estimate; evaluate; take stock of; size up; calculate; appraise; reckon; estimation; forecast
  1. This thesis is to recommend a important class of regularized strategies for solving inverse problems - mollifier method. it anaysises the consistency, numerical stability and error estimates of mollified solution. similar to tikhonov regularization, a discrepancy principle for selecting the mol - lifier parameter is proven and applications to numerical differentiation and numerical inversion of abel transform and also given

    本文將介紹求解反問題的一類重要的正則化策略?緩鎮法，並基於用gauss核構造的緩鎮運算元，分析了緩鎮解的相容性、數值穩定性和誤差估計，與tikhonov正則化類似，我們證明了決定緩鎮參數的偏差原理。
  2. Based on the development of individualized product, the method of case based reasoning product cost estimation was putted forward, the model of case based reasoning proceeding was established, case library organization and description, similar case retrieval and case adaptation were analyzed

    摘要提出基於案例推理的個性化產品成本估計方法，建立了案例推理的過程模型，並對案例庫的組織與描述、相似案例的搜索模型及案例的調整等進行了分析。
  3. 12 orrite c, blecua s, herrero j e. shape matching of partially occluded curves invariant under projective transformation. computer vision and image understanding, 2004, 93 : 34 - 64

    此外，匹配的特徵相似性度量結合了非均勻有理b樣條的畸變估計和局部的圖形窗口交叉相關性，從而融合了幾何結構和圖像灰度的相似性。
  4. Some methods of how to generate self - similar process and a few means of estimating self - similar parameter are given. self - similar traffics are generated by using of on / off model with heavy - tailed distribution and results are given. the results of experiment accord with the theory

    本文總結了前人的研究成果，給出了幾種常見產生自相似的方法和幾種估計自相似參數的方法，並對on / off模型疊加產生自相似業務進行了模擬實驗，得到了實驗結果，從實驗結果可以看出，模擬結果和理論值比較接近，這說明利用on / off模型疊加產生自相似業務是可行的。
  5. Finally, in the third section, by constructing some functional which similar to the conservation law of evolution equation and the technical estimates, we prove that in the inviscid limit the solution of generalized derivative ginzburg - landau equation ( ggl equation ) converges to the solution of derivative nonlinear schrodinger equation correspondently in one - dimension ; the existence of global smooth solution for a class of generalized derivative ginzburg - landau equation are proved in two - dimension, in some special case, we prove that the solution of ggl equation converges to the weak solution of derivative nonlinear schrodinger equation ; in general case, by using some integral identities of solution for generalized ginzburg - landau equations with inhomogeneous boundary condition and the estimates for the l ~ ( 2 ) norm on boundary of normal derivative and h ~ ( 1 ) ' norm of solution, we prove the existence of global weak solution of the inhomogeneous boundary value problem for generalized ginzburg - landau equations

    第三部分：在一維情形，我們考慮了一類帶導數項的ginzburg ? landau方程，通過構造一些類似於發展方程守恆律的泛函及巧妙的積分估計，證明了當粘性系數趨于零時， ginzburg ? landau方程的解逼近相應的帶導數項的schr （ ? ） dinger方程的解，並給出了最優收斂速度估計；在二維情形，我們證明了一類帶導數項的廣義ginzburg ? landau方程整體光滑解的存在性，以及在某種特殊情形下， gl方程的解趨近於相應的帶導數項的schr （ ? ） dinger方程的弱解；在一般情形下，我們討論了一類ginzburg ? landau方程的非齊次邊值問題，通過幾個積分恆等式，同時估計解的h ~ 1模及法向導數在邊界上的模，證明了整體弱解的存在性。
  6. With the thorough research on these and computer ability increasing quickly, people are paying more and more attention to relational numerical study. the mostly discussion is how to numerical simulate, concering error estimate in long - time, the existence of approximate attractor, well - posedness of solution and numerical solution and dimension estimate and so on, now there are much study [ 5 ], [ 15 ]. spectral method is important numerical method, but it is very hard so that research is a less

    隨著對它研究的深入和計算機能力的迅速提高，與之相關的數值研究也越來越被人們關注，這方面討論的主要是對原系統如何進行數值模擬的問題，涉及到大時間誤差估計，近似吸引子的存在性，穩定性，收斂性及其維數估計等諸多問題，目前已有很多工作。
  7. It is proposed that a new estimator of the extreme - value index when it is negative that is similar in form to the pickands estimator. its consistency and asymptotic distribution is established

    提出一類極值指數為負時的相似於pickand s型的新的極值指數估計量，並建立它的相合性及漸近分佈。
  8. Compared with the multi - unit approaches, maximum nongaussinity estimation is superiror in simple theoretical foundation and flexible implementation, and thereof the popular fast fixed - point iteration ( fastica ) based on negentropy approximation has become one of the most popular algorithms for ica

    和非線性去相關方法比較，最大非高斯估計的原理簡單、實現靈活，其中基於負熵近似的快速不動點演算法（ fastica ）已經成為當前最為流行的ica演算法之一。
  9. 3. discussing application of entropy in multivariate control chart, firstly, testing whether the correlation structure has changed by means of the mutual information approach. secondly, using approximately approach to discuss two estimators of conditional entropy. finally, establishing corresponding entropy chart

    討論了熵在多變量控制圖中的應用，首先利用相互信息量的方法檢測相關陣是否變化，然後利用近似的方法討論了兩種條件熵的估計量，建立了相應的熵圖。
  10. The limit distributions of estimators and likelihood ratio test are given, the strong consistency of estimators is also proved

    證明估計的強相合性和漸近正態性，給出似然比檢驗統計量的極限分佈，並討論基於精確分佈的檢驗問題。
  11. There are mainly two type of algorithms used for spatial spectrum estimation : one is those based on bayesian maximum likelihood method, like the ml ( maximum likelihood ) algorithm, maximum entropy method and etc., the others are based on the spatial decomposition or projection of correlation matrix, this kind of algorithm include vector characterization method, music ( multiple signal classification ) algorithm, projection matrix method, etc. music is a classical spatial spectrum estimation algorithm that has a super high resolution and is widely used today, however, it cannot estimate doa of signals that are correlated

    空間譜估計的演算法大致分兩大類:一是基於極大似然估計和最大后驗概率估計統計理論的演算法，包括:極大似然估計法（ ml ） 、最大熵法等;另一類是基於對協方差矩陣進行子空間分解或投影的演算法，包括:矢量特徵法、多重信號分類法（ music ） 、投影矩陣法等。其中， music法是一種經典的空間譜估計主流演算法，具有超強的分辨性能，但它無法實現對相干信號進行測向分辨。
  12. The ml algorithm can be used for the doa estimation of correlated signals, but it has a huge computational load

    極大似然估計演算法能夠對相干信號源進行測向估計，但其運算量過于龐大，阻礙演算法在實踐中的應用。
  13. Abstract : the sample breakdown point of a test is defined as the smallest proportion of arbitrary outlier in the sample that reverses the test decision. in this paper, wegive the sample breakdown point of a test for maximum likelihood estimate of exponential distribution parameter and analyze the asymptotically normal characteristic of the sample breakdown point

    文摘:如何量化一種統計方法對異常值的不敏感性一直是穩健統計研究的一個重要課題.檢驗的樣本崩潰點是樣本中能逆轉判決的離群值的最小比例.在研究相關文獻的基礎上，計算出指數分佈參數極大似然估計檢驗的樣本崩潰點，並分析了樣本崩潰點的漸近正態性，為量化統計方法的穩健性提供了一種新的途徑
  14. Clp ( cell loss probability ) is another main factor in network performance. a method of estimating the clp in an atm ( asynchronous transfer mode ) multiplexer which is fed by a self - similar arrival process is advanced in this paper

    丟失率clp （ celllossprobability ）是網路性能分析中的另一個重要指標，本文給出了一種輸入是自相似過程的atm （ asynchronoustransfermode ）復用器中估計丟失率的方法，這種方法基於大偏差理論。
  15. Through a real air condition cold load calculation example of a villa, the paper provides a reference of air condition cold load per square meter in summer of guiyang

    摘要對貴陽地區某別墅空調冷負荷進行詳細計算，計算結果可作為貴陽地區相似建築夏季空調冷負荷估算的參考值。
  16. The ml estimator of carrier phase and the improved algorithms are also discussed

    其次，介紹了載波相位的最大似然估計及以此為基礎的改進演算法。
  17. The problem of doa ' s estimation of multiple source signals incident on a arbitrary array in the presence of both unknown spatially correlated noise and sensor errors is firstly considered. a modified ml estimation of doa ' s and sensor gain errors is presented. unlike previous work, the proposed method does not impose any structure constraints or parameterization of the signal and noise covariances. the algorithm can be carried out via the alternating projection approach. finally, the performance of the proposed method is shown with computer simulations as well as real array data

    在空間相關色噪聲環境及存在陣列模型誤差情況下，首先給出了基於最大似然的doa及陣列幅相誤差聯合估計演算法，該演算法對信號和噪聲無任何約束，且適用於任意陣列結構。演算法可以利用交替投影迭代搜索實現，計算機模擬實驗和外場實測數據表明，本章演算法能給出比傳統的最大似然方法更高的估計性能。
  18. A new cumulant based algorithm of estimating signal to noise ratio ( snr ) and reference phase is proposed for likelihood ratio classification of mpsk signals, which is blind to unknown phase order of mpsk signals. the asymptotic statistic distribution characteristics of cumulant function estimation of mpsk signals are given

    針對mpsk信號似然比分類中的參數估計問題，提出了在未知調制類型的前提下，基於累量分析的（對調制類型）盲的信噪比和參考相位估計演算法，並理論分析了累量函數估計值的漸進統計分佈特性。
  19. Maximum likelihood estimate

    極大相似估計
  20. In chapter 1, the basic principle and structure of the integrated anti - interference data transmission system are introduced. in chapter 2, the theory of maximum likelihood ( ml ) carrier synchronization parameter estimation ( frequency estimation and phase estimation ) are expatiated, and the closed - loop recovery methods ( phase - locked loop, pll ) and some other arithmetic in common use are introduced

    第二章對最大似然（ ml ）載波同步參數估計（頻率估計和相位估計）理論進行了闡述，對常用的閉環恢復法即鎖相環（ pll ）法和一些載波同步參數處理方法進行了介紹，並對常用的載波頻率估計方法作了分析比較。
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