核近似法 的英文怎麼說

中文拼音 [héjìnsìfǎ]
核近似法 英文
kernel approximation method
  • 核 : 核構詞成分。
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 近似 : approximate; similar; approach; approximation; roughness; propinquity
  1. ( 4 ) on the efficient method for the dynamical core of the new generation multi - scale forecasting model i ) we present a new multi - level sparse approximate inverse preconditnioner for the complicated 3 - d helmholtz equations in the new generation weather forecasting model. as a result, the new sparse approximate inverse preconditioned gcr and gmres algorithms are given and successfully applied in the dynamical core. numerical tests show that the new algorithms perform very efficiently, and can greatly improve the efficiency of numerical model

    對此，本文提出了一種基於逐層門限技術的近似逆矩陣稀疏模式預選方法，並構造了相應的稀疏近似逆預條件子，結合gcr演算法和g州[ r衛s演算法，首次將逐層門限稀疏近似逆預條件子應用於新一代多尺度預報模式動力內核的實際計算，數值實驗表明這里給出的方法可以大大提高數值模式的計算效率。
  2. In this paper, we studied the deterministic mechanism of isi with the unstable period orbit ( upo ) ; we tested many isi data from different model with the method of approximate entropy ( apen ) to study the method which is used in testing the degree of complicacy of isi and we built up a system including hardware and software for our lab to view and record action potential, firing frequency and isi in real time. results 1. spontaneous firing patterns were observed from neurons of supraoptic nucleus ( son ) in hypothalamus with the method of patch clamp

    本研究通過對大鼠視上核神經元自發放電的非穩定周期軌道的計算，討論了isi的確定性問題；利用近似熵的方法對多種神經放電的isi資料進行了復雜度的測量，討論了這種方法在isi的復雜度測量第四軍醫大學碩士論文中的應用；另外，還開發出一套記錄原始放電和isi的程序，解決了採集isi的問題。
  3. At the other hand, we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances, it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes, such as collective giant resonances. energies, widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory. the relativistic regular and irregular coulomb wave functions are calculated numerically

    在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替，並且在計算中採用單粒子共振態的真實寬度，利用這種方法我們計算了核的同位旋標量巨八極共振響應函數，並且和考慮了連續譜中所有正能態貢獻的結果進行比較，計算結果表明，連續譜中只考慮單粒子共振態對核的集體激發的貢獻時，給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果，這說明了在核的集體激發中，連續譜中主要是單粒子共振態的貢獻。
  4. Kernel approximation method

    核近似法
  5. At the same time, as the legislation on this procedural system is too simple, and without any contents, ways and time limit of judicial review, especially without any right of defense of the accused during the proceedings for revision, which leads to the procedure similar to the administrative examination and approval system and without any lawsuit color, so as to interfere with the pursuit of the procedure to the value of justice during the

    同時，由於立法在該程序制度規定上過于簡單，對復核內容、方法、期限均未做出規定，尤其是未規定被告人在復核程序中的辯護權，從而使這一程序近似行政審批制度而鮮有訴訟色彩，更加影響了該程序在死刑案件裁判中對公正價值的追求。當前，死刑復核程序中許多制度性變革被提上議事日程，人們開始重新思考這一程序的性質和存在價值等問題。
  6. Through a deep study over the epipolarity based on the projection track method, the author puts forward the approximate line constraint method of dynamic epipolarity, and sets up constraint conditions of epipolarity in linear ccd push - broom stereo image matching, and proposes an imaging constraint method on the basis of application analysis of epipolarity, and taking imaging characteristics into account. 5

    通過深入研究基於投影軌跡法的核線模型，提出了動態核線的近似直線約束方法，建立了線陣ccd推掃式影像立體匹配的核線約束條件；在核線應用分析的基礎上，結合影像立體成像的特點，提出了一種基於核線的成像約束方法。
  7. While putting rough set theory into practice, this thesis pays attention to setting - up the proper data structure. in order to improve the data utilization ratio and promote rule quality, this thesis puts forward the method of " divide equally and examine each other this thesis bring forward the method of dynamic reduce to overcome data noise and confirm the best reduction finally with the help of rosetta tool software we apply the above concept and method to reality, and succeeded in obtaining the optimum rule for the expert system of production scheduling in daye iron ore mine, wuhan iron and steel company

    由於標準粗糙集模型對數據噪音高度敏感以及工程應用中數據噪音引入的不可避免性，標準粗糙集模型在實際應用中存在一系列問題，為克服數據噪音以及規則泛化的需要，本文採用變精度模型，由此模型引入近似約簡方法。本文在將粗糙集理論及變精度粗糙集模型應用於實際的同時，注重研究了適當數據結構的建立。為提高數據利用率，提升規則生成的質量，提出了平分互測規則集泛化能力考核方法。
  8. A popular solution toimprove the speed and scalability of the association rule mining is todo the algorithm on a random sample instead of the entire database. buthow to effectively define and efficiently estimate the degree of errorwith respect to the outcome of the algorithm, and how to determine the samplesize needed are entangling researches until now. in this paper, an effective and efficient algorithm is given based on the pac probably approximate correct learning theory to measure and estimatesample error

    關聯規則挖掘作為數據挖掘的核心任務之一，由於其任務本身的復雜性通常需要多次整個掃描數據庫才能完成挖掘任務且頻繁模式可能產生組合爆炸，使得從原始的大規模數據集上抽取一部分樣本，在其上尋找用戶感興趣的近似規則成為目前提高演算法效率和可擴展性的一種簡單有效的現實可行方法之一。
  9. Up to now, the method, we used in studying the properties of collective multipole excitations of nuclei, treat the continuum by a discretization procedure with expanding wave functions in a harmonic oscillator basis. this approximation can be justified for very narrow resonances and gives a global description of the contributions from the continuum. a complete treatment of the continuum can be carried out by the continuum rrpa with a green " s function method

    為了解決這些問題，需要改進相對論無規位相近似方法對z連續態的處理，採用連續相對論無規位相近似計算，通過格林函數方法可以嚴格處理連續態在核的集體激發中的貢獻，並用來描述核的集體巨共振性質，包括核的巨共振能量、巨共振峰的強度以及巨共振寬度等重要的物理量。
  10. A meshless shapefunction was constructed by fixed reproducing kernel approximation, and solved the 2 - d elastic mechanics problem by means of combining collocation

    利用固定重構核近似建立無網格形函數，並結合配點法求解平面彈性力學問題。
  11. The nucleon dbhf self - energy in the nuclear medium, therefore, can be calculated with the g matrix in the relativistic hartree - fock approximation. with the calculated nucleon self - energy in the dbhf, we extract nucleon effective interactions hi the framework of the relativistic mean field theory ( rmf ), which contains the effect of the nucleon - nucleon short - range correlation and information of the isospin structure. applying the effective interaction, which is composed of density dependent meson - nucleon coupling constants, we study the properties of finite nuclei and come to some useful conclusions

    本文應用相對論dirac - brueckner - hartree - fock （ dbhf ）方法，利用新的g矩陣分解方式g = v + g ，用g矩陣在相對論hartree - fock近似下，即等效的dbhf方法，系統地討論了對稱、不對稱核物質及中子物質的性質，利用對稱及不對稱核物質中自能的dirac結構，我們提取出含有核子-核子短程關聯效應和同位旋結構信息的有效相互作用介子耦合常數，並對有限核的性質做了詳細的討論，得到不少有意義的結果。
  12. The phase ii trial was conducted by the south african medical research council in durban, south africa, in patients with newly diagnosed pulmonary tuberculosis with and without hiv co - infection. it was designed to measure the anti - tuberculosis activity of the treatment in the first two months of therapy when compared to standard who recommended treatment and two other similar regimens which contained either ofloxacin or moxifloxacin

    南非醫學研究理事會在南非德班對新近確診的肺結核患者（不論是否合併感染艾滋病毒）進行了二期試驗，旨在衡量這種療法在治療的頭兩個月中的抗結核效力，並與世衛組織建議的標準療法以及含有氧氟沙星或莫西沙星的另外兩種類似治療方案作比較。
  13. Consult the tolerance method of fix income security ' s market risk, we consequence and conclude the s - y approximate method of tolerance option ' s market risk base on the key theory of var parameter model, and it offer a theoretical foundation of option ' s market risk real time tolerance

    參考固定收益證券的市場風險度量方法，在var （風險價值）參數模型的核心理論基礎之上，推導並歸納總結出度量期權市場風險的-近似法，為期權市場風險的實時監控提供了理論依據。
  14. To obtain the fast matrix - vector multiplication algorithm, we approximate the kernel function with piece - wise polynomial and get the approximate coefficient matrix a using the approximate kernel function. let n be the number of quadrature points and k2 be the number of interpolating knots at each subdomain. it is proved that the construction of a and the matrix - vector multiplication ax require o ( nk ) operations respectively

    我們利用對核函數進行分片多項式插值逼近得到適用於快速方法的近似系數矩陣a ：矩陣a的計算和矩陣-向量相乘ax各需要o （ nk ）次運算，存貯a需要佔用o （ nk ）內存，其中n為積分節點的個數， k ~ 2為每個小區域的插值節點數。
  15. As an extension, we shall also consider similar problems for mixed quasimonotone reaction - diffusion systems with nonlocal boundary value conditions which kernel ki ( x, y ) is alternating sign. finally, in chapter 3, we use the above results to investigate the existence of positive periodic solutions and asymptotic behavior of solutions for the logistic equation with nonlocal boundary value conditions

    我們還將非局部邊值條件中的核函數k _ 1 （ x ， y ）推廣到不必定號的情況，對混擬單調反應擴散系統周期擬解的存在性及其局部漸近性態獲得了類似的上、下解方法。
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