收斂準則 的英文怎麼說

中文拼音 [shōuliǎnzhǔn]
收斂準則 英文
convergence criterion
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : Ⅰ動詞1 (收起; 收住) hold back; keep back 2 (約束) restrain 3 (收集; 徵收) gather; collect; ...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : Ⅰ名詞1 (規范) standard; norm; criterion 2 (規則) regulation; rule; law 3 (姓氏) a surname Ⅱ...
  • 收斂 : 1 (減弱或消失) weaken or disappear 2 (約束言行) restrain oneself 3 [數學] convergence; constr...
  • 準則 : norm; standard; criterion; rule; formula; square
  1. Convergence criteria for vector valued continued fractions based on samelson inverse

    逆的向量值連分式的收斂準則
  2. We will regularize the equations by the standard mollifier to get the approximate solutions. then by making uniform estimates to the approximate solutions and by passing to the limit, we obtain the local existence for the above problem. then, based on the local existence of the classical solution, we discuss the blow - up criterion

    我們主要研究了此方程組古典解的局部存在性,爆破以及通過粘性消失方法來研究如上方程組的局部存在性和率問題,主要結論有: ( 1 )解的局部存在性利用光滑子對方程組進行正化,從而得到原方程組的逼近解。
  3. The present paper firstly represents the model about random walks in time - random environments on the right line, then the studies about recurrence - transience criteria and limit theorem by using some relative theories of markov chains, and finally a center limit theorem of this random walks in the non - recurrence case

    摘要給出了半直線上時間隨機環境下隨機游動的模型,並利用馬氏鏈理論研究了該隨機游動的常返暫留和依概率的大數定律,得到在非常返情形下的中心極限定理。
  4. A novel dynamic evolutionary clustering algorithm ( deca ) is proposed in this paper to overcome the shortcomings of fuzzy modeling method based on general clustering algorithms that fuzzy rule number should be determined beforehand. deca searches for the optimal cluster number by using the improved genetic techniques to optimize string lengths of chromosomes ; at the same time, the convergence of clustering center parameters is expedited with the help of fuzzy c - means ( fcm ) algorithm. moreover, by introducing memory function and vaccine inoculation mechanism of immune system, at the same time, deca can converge to the optimal solution rapidly and stably. the proper fuzzy rule number and exact premise parameters are obtained simultaneously when using this efficient deca to identify fuzzy models. the effectiveness of the proposed fuzzy modeling method based on deca is demonstrated by simulation examples, and the accurate non - linear fuzzy models can be obtained when the method is applied to the thermal processes

    針對模糊聚類演算法不適應復雜環境的問題,提出了一種新的動態進化聚類演算法,克服了傳統模糊聚類建模演算法須事先確定規數的缺陷.通過改進的遺傳策略來優化染色體長度,實現對聚類個數進行全局尋優;利用fcm演算法加快聚類中心參數的;並引入免疫系統的記憶功能和疫苗接種機理,使演算法能快速穩定地到最優解.利用這種高效的動態聚類演算法辨識模糊模型,可同時得到合適的模糊規數和確的前提參數,將其應用於控制過程可獲得高精度的非線性模糊模型
  5. The main characteristics and advantages are : on one hand, we adopted the low - complexity bussgang algorithm, and did blind estimation to ofdm sub - channel according to the mean square error criterion ( mse ) and peak distortion criterion ; on the other hand, we used the differential detection, which accelerates the convergence speed and avoid the error transmission problem resulted from the bussgang algorithm

    這兩種演算法一方面採用了低復雜度的bussgang自適應演算法,分別依據均方誤差和峰值失真對ofdm系統子通道進行盲估計;另一方面通過引入差分檢測技術,加快了演算法速度,克服了bussgang演算法帶來的誤差傳播問題。
  6. Put forward a universal rule to judge the convergence of all kinds of gas

    針對各種遺傳演算法的性,提出了一個統一的收斂準則
  7. The criteria of convergence and gaussian integral rules are discussed as they affect the efficiency and precision of calculation

    討論了收斂準則及高斯點數的選擇對計算效率和精度的影響。
  8. In this paper we improve the simplex algorithm for quadratic programs, from algorithm to convergence conditions, and get simpler procedure and converging rules

    摘要本文對二次規劃的單純形演算法,從演算法到條件均加以改進,得到更簡易的程序和收斂準則
  9. This model is simple and easy to be implemented. the refined genetic algorithm is also set up, in which some improvements are made on chromosome coding, fitness fuction, stopping rule, crossover and mutation pattern

    對遺傳演算法的染色體編碼、群體規模的確定、收斂準則、交叉、變異等環節進行了改進,提高了演算法的全局尋優概率和速度。
  10. Based on the theory of cooperation between foundation and structure, paper uses ansys finite element software forming three - dimensional finite element model of. paper also anglicized element type choose, material attribute choose, loading determination, terminal condition determination, anyslys type determination and solution choose, etc. correcting buildings with the method of drawing out soil was analyzed through ninth aspects listed below

    本文借鑒結構設計中的基礎與上部結構共同作用理念,運用ansys有限元分析軟體,在探討了單元類別的選擇、材料屬性選擇、載荷、邊界條件和分析類別的確定、求解器、求解方法與收斂準則的選擇等與有限元建模相關內容的基礎上,建立了上部結構和土體共同作用的三維有限元模型。
  11. These geometric nonlinear behaviors such as the sag of inclined cables caused by their own dead weight, the interaction of large bending moment and axial forces in girders and towers, and the large displacement effects are considered during calculation. newton - raphson method and the displacement convergence norm are used to approach the solution iteratively

    計算過程中計及了拉索的垂度效應,彎矩和軸力對主梁和主塔的組合效應以及結構的大變形效應等幾何非線性影響因素,採用newton - raphson方法和位移收斂準則進行迭代求解。
  12. Based on the single genetic algorithms and the features of the distribution network reconfiguration, this dissertation makes a further study on such aspects as selection operator, crossover operator, mutation operator, termination conditions and etc, thus, puts forward improved genetic algorithms. the dissertation makes certain study on the optimization reconfiguration model of distribution network. it puts forward a multi - objective model and according to the theory of variable weight coefficients transforms the multi - objective problem into a single - objective one

    針對目前遺傳演算法在配電網路重構應用中的不足,論文著重從選擇運算元、交叉運算元、變異運算元和收斂準則等方面進行了改進,把最優保存策略和兩兩競爭相結合的方法作為新的選擇運算元,採用隨最優個體相對保留代數自適應變化的交叉和變異運算元,把最優個體最少保留代數作為演算法的終止條件。
  13. Based on the convergence criterion of root - mean - square ( rms ) of phase and output power, the actual intensity on reflectors are solved with fox - li iteration so that the deformations of mirrors and one - way phaseshifts are calculated. by simulating one - way phaseshifts with zernike polynomial, the laser modes are studied with method of iteration and geometriy. the evaluation factors of components influences on beam quality is discussed

    根據相位均方根值迭代收斂準則和輸出功率,用fox - li迭代法求出反射鏡上實際的光強分佈和熱源,得到鏡面的位移變形和單程附加相移,以zernike多項式擬合單程附加相移,分別用迭代法和幾何法計算了腔鏡變形時的腔模光場,建立了光學元件對光束質量影響的評價因子,研究腔鏡冷卻效果和冷卻方式,對輸出耦合鏡的變形進行了分析。
  14. Specifically, according to the w - w five parameters failure theory, the fracture criterion of crack is established, and the state of crack ( open or close ) is judged by the values of the crack strain. combining the two points, the predict - model about the failure of concrete material is established. this predict - model can predict 16 failure forms, and basing the different failure form predicted after crack, the stress - strain relationship matrix of concrete material is adjusted

    具體來講,根據w - w的五參數混凝土破壞理論,建立混凝土的開裂,根據開裂應變值來判斷裂縫是張開還是閉合,從而在兩者基礎上建立了裂縫的開裂預測模式,總共有16種開裂模式;裂后根據具體的開裂模式及殘余抗剪能力來調整混凝土的本構關系矩陣,即用等效剛度代替原有剛度,考慮到垂直於裂縫方向的剛度為零,這樣會使裂后的總剛出現病態,為此文中通過引用鬆弛系數來對出現裂縫的單元進行預處理,一方面可解決因過大的舍入誤差導致計算結果的不可信問題,另一方面就是可加速
  15. Taking the evaluation criterion of lake nutrient states as sample pattern, the network was trained in the light of learning rule of error back propagation network

    將湖泊營養狀態評價標作為樣本模式提供給網路,按照誤差逆傳播網路的學習規對網路進行訓練,經過39925次學習后,網路達到預先給定的
  16. Secondly, the intelligent optimization algorithms are used as search strategy. to overcome the genetic algorithm ( ga ) ’ s premature convergence, the metropolis scheme was introduced into ga

    針對遺傳演算法的「過早」 ,我們採用混合優化演算法,將模擬退火演算法的metropolis接受引入到遺傳演算法中。
  17. But in more situations the random variables generating counting processes may not independent identically distributed, and in all kinds of dependent relations, negative association ( na ) and positive association ( pa ) are commonly seen. the research and apply in this aspect are rather valuable. in chap 2 we prove wald inequalities and fundamental renewal theorems of renewal counting processes generated by na sequences and pa sequences ; in chap 3 we are enlightened by cheng and wang [ 8 ], extend some results in gut and steinebach [ 7 ], obtain the precise asymptotics for renewal counting processes and depict the convergence rate and limit value of renewal counting processes precisely ; at last, in the study of na sequences, su, zhao and wang ( 1996 ) [ 9 ], lin ( 1997 ) [ 10 ] have proved the weak convergence for partial sums of stong stationary na sequences. however product sums are the generalization of partial sums and also the special condition of more general u - statistic

    但在更多的場合中,構成計數過程的隨機變量未必相互獨立,而在各種相依關系中,負相協( na )和正相協( pa )是頗為常見的關系,這方面的研究和應用也是頗有價值的,本文的第二章證明了na列和pa列構成的更新計數過程的wald不等式和基本更新定理的一些初步結果;本文的第三章是受到cheng和wang [ 8 ]的啟發,推廣了gut和steinebach [ 7 ] )中的一些結論,從而得到了更新計數過程在一般吸引場下的精緻漸近性,對更新計數過程的速度及極限狀態進行精緻的刻畫;最後,在有關na列的研究中,蘇淳,趙林成和王岳寶( 1996 ) 》 [ 9 ] ,林正炎( 1997 ) [ 10 ]已經證明了強平穩na列的部分和過程的弱性,而乘積和是部分和的一般化,也是更一般的u統計量的特況,它與部分和有許多密切的聯系又有一些實質性的區別,因此,本文的第四章就將討論強平穩na列的乘積和過程的弱性,因為計數過程也是一種部分和,也可以構成乘積和,這個結果為研究計數過程的弱性作了一些備。
  18. The statistical characteristic of extrinsic information from component decoders is discussed. based on it, ? it is explained that the related curves of input - output snr could be used to measure the performance and convergence of iterative decoding ; ? two types of turbo iterative stopping criteria are designed ; ? the methods to updating snr estimation in the process of iterative decoding is provided ; ? a way to implement synchronization of carrier phase by serial concatenation scheme is devised

    在分析迭代譯碼輸出外部信息的統計特性基礎上?考察了迭代譯碼器輸入輸出snr關系曲線,並說明它可以作為衡量迭代譯碼性能和性的工具; ?設計了兩類新的turbo迭代譯碼停止; ?提出了在迭代譯碼過程中更新snr估計的方法;國防科學技術大學研究生院學位論文設計了利用外部信息統計量實現載波相位同步的串列級聯方案。
  19. The proposed algorithm outperforms blind linear equalizer ( le ) based on statistical equalization criterion in reducing the mse and compensating for the carrier phase rotation and blind linear decision feedback equalizer ( ldfe ) based on statistical equalization criterion in improving convergent speed

    因此,該演算法在減小均方誤差與補償相位旋轉方面的性能優于基於統計特性均衡的線性盲均衡演算法;在速度方面的性能優于基於統計特性均衡的線性判決反饋盲均衡演算法。
  20. For greatly overcoming the carrier phase rotation resulting from multipath underwater acoustic channel and large mean square error ( mse ) at convergent end of linear equalizer ( le ) based on higher order statistics, statistical equalization criterion based blind linear sign decision feedback equalizer ( lsdfe ) was proposed

    摘要為了克服多途水聲通道引起信號的相位旋轉及基於高階統計量的線性均衡器( le )后均方誤差大的不足,提出了基於統計特性均衡的線性符號判決反饋盲均衡演算法。
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