極小基 的英文怎麼說

中文拼音 [jíxiǎojī]
極小基 英文
minimal basis
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 小 : Ⅰ形容詞1 （體積、面積、數量、強度等不大） small; little; petty; minor 2 （年紀小的; 年幼的） youn...
  1. Virus is by dinky gene albumen the element is formed, cannot ego is progenitive

    病毒則是由極小的基因蛋白分子構成，不能自我繁殖。
  2. This high power microscopic appearance of cardiac myxoma shows minimal cellularity. only scattered spindle cells with scant pink cytoplasm are present in a loose myxoid stroma

    高倍鏡可見心房粘液瘤極小的細胞結構，僅有散在的紡錘形細胞，在疏鬆的粘液樣基質中有少量淡紅的胞漿存在。
  3. People put forward radial basis function networks considering the conventional bp algorithm problems of slow convergence speed and easily getting into local dinky value

    對于傳統bp演算法存在的收斂速度慢和易陷入局部極小值問題，人們提出了徑向基函數網路。
  4. As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion

    分析結果表明: （ 1 ） rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏度和檢出率，帶魚的多態比例和遺傳多態度均較小帶魚的低; （ 2 ）線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異的雙重特性，種內變異極小而種間較大: （ 3 ） 5個隨機引物擴增出種特異的ra衛d帶，可作為種間分子鑒定標記; （ 4 ）研究證實帶魚和小帶魚是不同屬的兩個種，從而在分子水平上支持了nelson分類系統的觀點。
  5. This article puts forward a solution named divide - assemble by deducing the size of bp neural network to overcome entering the local best point, the dividing process is that a big bp neural network is divided into several small bp neural networks, every small bp neural network can study alone, after all small bp neural networks finish their study, we can assemble all these small bp neural networks into the quondam big bp neural networks ; on the basis of divide - assemble solution, this article discusses the preprocessing of input species and how to deduce the size of bp neural network further to make it easy to overcome entering the local best point ; for the study of every small bp neural network, this article adopts a solution named gdr - ga algorithm, which includes two algorithms. gdr ? a algorithm makes the merits of the two algorithms makeup each other to increase searching speed. finally, this article discusses the processing of atm band - width distribution dynamically

    本文從bp網的結構出發，以減小bp神經網路的規模為手段來克服陷入局部極小點，提出了bp神經網路的拆分組裝方法，即將一個大的bp網有機地拆分為幾個小的子bp網，每個子網的權值單獨訓練，訓練好以後，再將每個子網的單元和權值有機地組裝成原先的bp網，從理論和實驗上證明了該方法在解決局部極小值這一問題時是有效的；在拆分組裝方法基礎上，本文詳細闡述了輸入樣本的預處理過程，更進一步地減小了bp網路的規模，使子網的學習更加容易了；對于子網的學習，本文採用了最速梯度? ?遺傳混合演算法（即gdr ? ? ga演算法） ，使gdr演算法和ga演算法的優點互為補充，提高了收斂速度；最後本文闡述了用以上方法進行atm帶寬動態分配的過程。
  6. It is electrically neutral and has only a small mass. they only take part in weak interactions and gravity. since they interact only very weakly with matters, they could pass through almost anything unimpeded

    中微子是基本粒子之一，它不帶電荷，質量極小，只參予弱作用及重力，與任何物質只有極微弱的相互作用，因此穿透力極高。
  7. Hence an algorithm for the minimal polynomial of a block circulant matrix over the field is presented

    ） bner基，從而給出了求塊循環矩陣的極小多項式的演算法。
  8. Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas

    與基本bp演算法相比，本文提出的魯棒自適應bp演算法具有以下優點： （ 1 ）與魯棒統計技術相結合，通過訓練樣本相對偏差的大小，確定不同訓練樣本對能量函數的貢獻，來抑制含高噪聲干擾樣本對網路訓練的不良影響，從而增強訓練的魯棒性，提高網路訓練的收斂速度； （ 2 ）採用相對偏差和絕對偏差兩種偏差形式對權值進行調整，提高了網路的訓練精度； （ 3 ）在採用梯度下降演算法對權值進行調整的基礎上，通過將學習速率設為訓練誤差及誤差梯度的特殊函數，使學習速率依賴于網路訓練時誤差瞬時的變化而自適應的改變，從而可以克服基本bp演算法容易陷入局部極小區域的弊端，使訓練過程能夠很快的「跳出」局部極小區域而達到全局最優。
  9. The flexible decision method of bargaining for the kind of cooperative game is presented. the solution by the method is egalitarian and efficient. under some condition, it is the lexicographic maximin solution

    柔性決策方法，根據這種方法求出的解具有公平性和有效性，符合管理科學的基本原則；在一定的條件下，這種解也是字典序極大極小解
  10. We know that all things in nature consist of energy, that is, chi. the essence of matter is small particles

    我們已經知道森羅萬象的根本能量是以氣形成的，物質的基本單位是極小粒子。
  11. 3 g 一 g g abasi 叱 加 ical pp 訕 howthe qquasi ghgsical 毗 quasi sociological methodmo 止 secondlx we uthuther nalsze the nhrsical model on which he quasi pnsical and quasi sociological methods for solving s 肛 problembased considering a physical hypothesis on this model ， we construct a counterexaxnple to showthatthe hypothesis is not eee ? howeve 二 itdoes notdamage the goodpractical effectof applpinp this phpsical model to solve s 盯 problem considering he existence of alsorithlnic region ， which reflects that the quasi sociological method is very necessw for ass 吶 ng the high efficient of theent whole algori 燦 m therefore deepens our comprehension on the quasi physical and quasi sociological methods mird1x we wpl … 叫 nas 恤 ysi 陰 1md q 阻 si 500i 吶 i0alm 毗 cd 引 0 咖 we mathematical problem ofcom 恤 non oforthogonal tmles m successfully es 恤 fish a physicalopttrizatbo model for sotring saturated o 汕 ogonal tables ， whwh ws provedto be correctintheo0 we thi 冰 。 w goodpersonated s 咖 egies forjumping out of the t 呷 oflocal minimum using quasi sociological method based onthe physical model thus wegetthe wholequasi physicaland quasi sociological algorim forthe problem ofconswction ofs 咖 med orthogonal tables he experimental results showthatthephysical model ishighly efficientthanthe conflmng nlllllber mode ！ based on me pure m 她 ematical 訕 kgfound 他 sucoes 訕 11y ? ? rk 咖 m 枷 ons 訕 卿 nal 郵 ie with 3 leve13 using th 叫 u 1 physical and quasi sociological algori 恤 we got some o 汕 ogonal t 勸 les ofl 。 ， （ 3 ’ ‘ ） which are not isomorphic moreove 乙 some ofour results are also not isomorphic to oe results pearedb 山 e open rekrences we got lip to now lastlx for 讓 卜 ancie 口 戊 扯 d importantproblemsofconstfutfuction oflatin square and orthogonal latin squares （ most of

    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。
  12. Only clouds of points instead of grids are distributed over the computational domain and the spatial derivatives of the considered partial equations are estimated using a least - square curve fit on local clouds of points

    與傳統的網格方法不同，無網格方法的核心是用「點雲」離散求解區域，並基於當地點雲離散結構，引入二次極小曲面逼近空間導數。
  13. Researchers have made steady progress recently, most notably in 2003, when shamit kachru, renata kallosh and andrei linde, all at stanford, and sandip trivedi of the tata institute of fundamental research in mumbai, india, found strong evidence that the landscape does have minima where a universe can get stuck

    近來，研究人員已經獲得穩定的進展，特別是在2003年，史丹佛大學的卡克魯、凱洛許與林德，以及在印度孟買塔塔基礎研究院的崔維帝發現扎實的證據，顯示弦論地景中，的確擁有可以讓宇宙穩定的極小值。
  14. The learning process of rbf network is much faster and easier than that of bp network, and not existing local minimum areas

    徑向基函數神經網路的訓練時間遠小於反向傳播神經網路，且不存在局部極小問題。
  15. In view of the problem of three - phase flow interpretation, a method for applying grey theory and optimization technique to processing three - phase producing profile is presented

    該方法以滑脫模型為基礎，建立極小化目標函數及視流體速度（流量） 、密度、持水率、溫度和壓力等測量參數的理論響應方程。
  16. Based on the comparing analysis and character of clustering algorithm the simulated annealing （ sa ） algorithms was applied to the data clustering. simulated annealing （ sa ） algorithms are random search techniques based on physical annealing process, which can prevent the optimizing process into local optimization and get the global optimization

    演算法以優化過程的求解與物理退火過程的相似性為基礎，通過接受準則和對下降溫度的控制，能夠有效的克服優化過程陷入局部極小從而獲得全局最優解。
  17. The experiment result discovered the grafting effect of crylic acid and acrylamide were obvious which can be proved by the sem photoes. by the ft - ir testing of the grafted uhmwpe fabric, we discovered that some new polar groups were introduced to the surface. then by the dynamic wetting experiment of the grafted uhmwpe fabric, we concluded that the wetting time was a parabola relation with the graft ratio and the wetting time of the grafted uhmwpe fabric was less than that of untreated fabric. the results showed that after the coradiation grafting, uhmwpe fiber ' s surficial nonreactivity could be improved effectively

    通過對接枝uhmwpe織物的紅外光譜分析，發現其表面引入了許多新的極性基團。最後運用了纖維動態浸潤性分析了接枝后的效果，得到所測浸潤穩定時間與接枝率成拋物線關系，而且接枝樣品的浸潤穩定時間都比未處理樣品的浸潤穩定時間小些，這說明了共輻照接枝的方法可以有效地改善uhmwpe纖維表面惰性，達到uhmwpe纖維表面改性的目的。
  18. This paper established optimization mathematical models with the structural reliability constraints based on the structural reliability analysis. in this paper, truss and beam structures are studied as the research objects and the structural elements cross sectional areas as the design variables

    在結構可靠性分析的基礎上，構建了以桿、梁截面積為設計變量，使結構重量極小化為目標函數，同時具有應力和位移可靠性約束的優化設計數學模型。
  19. Based on finite element and general reliability analysis, the structural optimization design model based on probability is constructed, which refers the cross - section areas as the design variables, refers the minimum of the frame ’ s weight as the object with the reliability restricts of stress and displacement

    在結構廣義可靠性分析的基礎上，構建了以桿截面積為設計變量，使結構重量極小化為目標函數，同時具有應力和位移廣義可靠性約束的優化設計數學模型，並將其應用於天線結構的優化設計之中。
  20. Conventional clustering criteria - based algorithms is a kind of local search method by using iterative mountain climbing technique to find optimization solution, which has two severe defects - sensitive to initial data and easy as can get into local minimum

    傳統的基於聚類準則的聚類演算法本質上是一種局部搜索演算法，它們採用了一種迭代的爬山技術來尋找最優解，存在著對初始化敏感和容易陷入局部極小的致命缺點。
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