quasi-method 中文意思是什麼

quasi-method 解釋
準方法
  • quasi : adv 1 在某一意義上,有點,幾乎。2 恰如,宛如,就像是。3 就是說,即〈略作 q 或 qu 尤用以作語源上的...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. A linearization method for minimizing a particular class of quasi - differentiable functions

    一類特殊擬可微函數最優化問題的線性化方法
  2. There are three sections in this paper. the first section : we consider the initial boundary value problem on half line and bounded interval, with kato ' s method for abstract quasi - linear evolution equations and a prior estimates of. solution, we get the existence of global smooth solution and the blow - up of solution in finite time under some conditions

    第一部分:考慮了camassa ? holm方程在半無界和有界區域上的初邊值問題,用kato關于擬線性演化方程的初值問題的理論及先驗估計的方法,證明了整體解的存在性,及在一定條件下,解在有限時間內的blow ? up 。
  3. Table 2. 1. 3. further convergence property 3. 1 algoithm the convergence property of diagnal sparse quasi - newton method is proposed

    另外,對hesse矩陣為稀疏的目標函數,該演算法也具有較快的收斂速度。
  4. The optimum designs of a good and applied outer pressure tank structure of submarine ? quasi - homocentric structure, based on approximate analytical methods and finite element stress analysis method are made

    提出了準同心圓式潛艇外部耐壓液艙結構是一種優良實用的結構型式,給出了這種結構基於近似解析法和基於有限元應力分析的結構優化設計方法。
  5. In this paper, the operation theory is ntroduced. we research the quasi. synchronous alternative sampling echnology in detail to improve the precision of the instrument and discuss some problem about the plication of this method. we introduce the develop of hardware and software in the whole instrument. at last, we sive out the result of experiment and the analyses of error

    文中論述了該電參數測量儀的工作原理,著重研究了提高測量精度的準同步采樣演算法,並討論了該演算法在單片機中應用的幾個實際問題。在此基礎上,詳細介紹了整個儀器的軟硬體開發過程。最後對儀器進行了實驗和誤差分析,給出了實驗結果和誤差分析結果。
  6. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的故障診斷方法中,採用了產生式知識表達和正向推理機制;在基於神經網路的故障診斷方法中,則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷,並對由模擬得到的不同診斷結果進行比較。
  7. Numerical method of quasi wavelet for revisory burgers equation

    方程擬小波數值解
  8. Mixed finite element method for quasi - static problems of fluid - saturated biphase porous media

    流體飽和兩相多孔介質擬靜態問題的混合有限元方法
  9. Applied the maximum entropy calculation method to fit the distribution of extremes for dynamic response processes, a quasi - static analysis method on dynamic reliability of cwr stability is established

    基於反應過程極值分佈最大熵擬合法,提出了無縫線路概率穩定性動力可靠度的擬靜力分析方法。
  10. In this method the stress resultants of concrete in the cross section are evaluated by accurate integrating method and the resultants of structural steel and reinforcing bars are obtained using the fiber element method. the final nonlinear algebraic equations are solved using an iterative quasi - newton procedure based on the regula - falsi numerical scheme

    應用該計算機方法,截面上的混凝土內力採用精確的積分方法求得,結構鋼與鋼筋的內力則由纖維元方法計算,而最終的非線性代數方程組由分離變量的擬newton - raphson迭代方法求解。
  11. In the genetic process of reproduction, crossover and mutation of the chromosomes in this method, these operators pr, pc and pm are produced randomly within some space, the scale of population and all kinds of genetic probability are also adjusted randomly so that the diversity individuals of population is ensured. the ga of dynamic population scale passes more information of paternal chromosomes to the offspring, which is beneficial to search the global optimization or quasi - global optimization

    該方法在染色體進行繁殖、交叉、突變的遺傳過程中,在某一范圍內隨機選取p _ r , p _ c , p _ m ,動態調整種群規模,保證了種群個體的多樣性;選擇同父本分別進行三種遺傳過程使得父本染色體中有更多的信息傳遞給子代,這有利於搜索全域最優解或準最優解。
  12. For the variables with greater gradient, a high - precision interpolating function, such as quasi - consistence hexahedral element method, is naturally necessary to be adopt

    開邊界給定方式宜採用速度dirichlet條件和流動壓力neumann條件,以利用壓力無反射條件,加快計算收斂速度。
  13. The verification of the algorithm is performed using a gauss - distributed concentration ball and a stock wave at steady flow in an open channel. the comparison with an analytical problem solution shows that the precision and the stability of quasi - consistence hexahedral element method is as good as that of consistence hexahedral element method, better than that of the linear interpolating function method

    6 、比較分析了網格布置形式對圓管流動和臺階突擴流動計算結果的影響后表明,應在物理量梯度變化較大的區域適當加密網格,才能較好地模擬這些區域的流動特性以及壁面對整個流動的影響。
  14. The solution algorithm involves tracing the characteristic lines backwards in time from a upwind element of an interior point. two advanced mehtods, quasi - consistence and consistence hexahedral element method, for three - dimensional advective problem are developed. and comparison of these two methods with linear interpolating function method is implemented

    當re 400時,流動明顯地具有二維性; re 800時,流動具有一定程度的三維性,而且出現了次迴流區; re 1000時,流動則具有明顯的三維性。
  15. At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength

    由於準相位匹配技術有其獨特的優勢,可以利用非線性光學晶體的最大二階極化張量,如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ ( 33 ) ,其有效非線性系數高出普通非線性光學介質(如bbo 、 lbo 、 ktp )一個數量級,而且可以人為靈活設計調制周期,通過周期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段,選擇無走離效應,解決了常規pm難以解決的問題,拓寬了非線性晶體的應用范圍,極大地提高了頻率轉換效率,已成為非線性光學材料和固體激光器的研究熱點之一。
  16. This paper analyses the problem of extinction method, which have been used in ranging capability of impulse laser rangefinders now. then according the extinction method, by computer or quasi - laser and delay simulating space distance technology, realise automatic, fast and non - dismatiement testing of ranging parameters

    分析了目前驗收脈沖激光測距機測程指標所採用的方法「消光法」存在的不足,並在「消光法」的基礎上,通過採用計算機技術、準激光技術和延時模擬空間距離的方法,實現了測程指標自動、快速和不解體檢測。
  17. Abstract : this paper analyses the problem of extinction method, which have been used in ranging capability of impulse laser rangefinders now. then according the extinction method, by computer or quasi - laser and delay simulating space distance technology, realise automatic, fast and non - dismatiement testing of ranging parameters

    文摘:分析了目前驗收脈沖激光測距機測程指標所採用的方法「消光法」存在的不足,並在「消光法」的基礎上,通過採用計算機技術、準激光技術和延時模擬空間距離的方法,實現了測程指標自動、快速和不解體檢測。
  18. Therefore, the method that unstable random process turned stationary random process was put forward. quasi - error data were made and aiming errors were visible modified base on stationary random process

    在乎穩化的基礎上進一步擬合誤差序列,經平穩化處理后的瞄準誤差得到了明顯的修正。
  19. Standard test method for measuring the quasi - static release moments of alpine ski bindings

    測量高山滑雪板綁帶的準靜態脫扣力矩的標準試驗方法
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    應用此演算法,我們成功地計算出難的三水平正交表本課題為國家重點基礎研究發展「九七三」規劃,國家「八六三」高技術發展計劃,高等學校博士學位點專項科研基金及中國科學院軟體研究所計算機科學開放研究實驗室課題基金資助項目1g一gs第四,應用擬物擬人方法嘗試求解古老而重要的拉丁方、正交拉丁方(它們事實上是正交表)問題。我們結合這些問題的特性,建立了新的物理模型,從理論上證明了這些物理模型的正確性,並設計出擬人化的「跳出局部極小值陷餅」的策略,得到了求解拉丁方、正交拉丁方的擬物擬人演算法。實驗表明, 」對某些問題演算法有好的效果。
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