極小值的 的英文怎麼說
中文拼音 [jíxiǎozhíde]
極小值的
英文
minimizing-
The primary cosmic radiation that reaches the earth is minimum at periods of maximum solar activity.
在極大的太陽活動時期，到達地球的初級宇宙輻射是極小值。The dimers crawl up the potential basin away from the minimum and converge upon saddle points
二聚物查尋法將沿著從極小值點到馬鞍點的路徑運作。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。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。It shows that the injection quantity and the difference of temperature distribute as a parabola which is at the same load, and the minimum of the parabola corresponds to the optimum quantity of injection ( g ). under the condition that the quantity of injected mass, the air speed and the heat quantity is respectively g, v and q, the research demonstrates that the pentium iv chip ' s temperature variation can be controlled under 40c and work normally when the wind speed overpass 1. 5m / s and the power dissipation of the chip is 60w. otherwise this paper calculates the flooding limit of thermosiphon with several different methods
對其充灌量、散熱量、電子元件（ cpu模擬晶元）表面與環境溫度之差及通風、流速的影響進行了系統的測試，發現充液量與溫差的關系在負荷不變時呈拋物線分佈，其極小值點對應的充液量是最佳充液量g 。在充液量為g時，對風速v 、散熱量q進行的研究表明，當風速超過1 . 5m / s后，奔騰晶元在60w發熱條件下晶元溫度小於40 ，能滿足長期正常工作。Then, an ideal elastic stress - strain relation model is debated to buildup the equivalent load from the development deformation. the potential energy fonctionelle is built with the structural displacements introduced. the optimization equations are built by making the variation of the potential energy fonctionelle be zero
根據有限元方法，引入網格結點結構位移，建立了以單元結點lagrange位移和結構位移表達的變形位能泛函，利用變分法理論建立了使變形位能取極小值的優化模型。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。However, the transverse one can select non - negligible large sizes p. in addition, larger invariant mass m scans smaller y ' q separations
另外，輕子對不變質量m越大，對應權函數極大值的越小。Based on the analysis, the optimal mtmd with most effective parameters in time - domain is got, which could suppresses the vibration of cabin effectively. 5
以饋源艙振幅的極小值作為目標函數，採用調優法，在時域上獲得mtmd的最優參數值。The minima of this multidimensional landscape ? the bottoms of depressions where a ball could come to rest ? correspond to the stable configurations of spacetime ( including branes and fluxes ), which are called stable vacua
由於這個多維地景的極小值（球可以停駐的凹陷底部） ，對應著時空的穩定組態（包括膜與通量） ，所以稱為穩定真空。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。Actually, this is to resolve an over - determined nonlinear system including six output values and eight input values. so newton - gauss iterative algorithms is used, set up the target function in the sense of the least squares. it is discussed whether the minimal solution to the function exist and is single one while the astringency of newton - gauss method is analyzed
對于冗餘驅動振動臺，其位姿正解是求解具有八個輸入、六個輸出的超定非線性方程組，因此本文採用了最小二乘法中的牛頓?高斯迭代法，建立最小二乘目標函數，對目標函數極小解的存在性、唯一性以及牛頓?高斯迭代法的收斂性進行了理論證明和分析，將求出的最小值作為位姿正解的最優解。A maximum strategy is more conservative because it maximizes the minimum possible outcome
極大值策略是更為保守的，因為它使收益極小值達到極大。The traditional optimization technique usually combined the fundamental goal of the controller and performance criterion into a single performance index to be minimized by applying technique based on bellman ' s principle of optimality or pontryagin ' s minimum principle. this view of control is designed to obtain the best solution
傳統的優化技術通常把各種控制要求結合而形成一個單獨的性能指標，應用bellman的最優性原理或者龐特里雅金的極小值原理等使其最小化，從而得到問題的一次性最優解。Image denoising algorithm of adaptive threshold value based on wavelet transform modulus maximum
基於小波變換模極大值的自適應閾值圖像去噪演算法A note on the concept of vague sets
關于局部極小值點為整體極小值點的函數的一點注記The weibull and gumbel distributions are used to fit the asymptotic distribution of the yearly minimum surface temperature between 1951 and 1996 in chongqing district
摘要利用重慶1951 - 1996年間46年地面氣溫年極小值的記錄，採用韋伯分佈和耿貝爾分佈分別進行擬合試驗。Among the heavy ion experiments. the minimum value is observed in c - cu collision. but the low multiplicity of this experiment and the vague intermittency in nuclear - nuclear collisions result in large error when the analysed rank of a, is high
雖然重離子碰撞c - cu中看到了_ q出現極小值的現象，但核核碰撞中間歇不明顯，該實驗中多重數較低，這些都導致對_ q的分析階數較高時，誤差已很大，結果的有效性需檢驗。Secondly, inspired by the movement rule of the elastic objects of the physical world, a strategy that predicts the prospect of the search is obtained. it improves the performance of the search by early stopping the search that will get trapped in local minima ; inspired by the survival of the fittest principle of the nature, another strategy lets the search escape from local minima to the direction of better prospect by using the wisdom that human has accumulated in social events
第二，受物理世界中彈性物體運動規律的啟發，得到了一個預測搜索前景的策略，它通過及早地終止將會陷入局部極小值陷阱的搜索，提高了搜索的效率；受自然界中優勝劣汰規律的啟發得出另一個策略，它通過很好地利用人類在社會活動中積累的智慧，使搜索逃離局部極小值的陷阱，並走向更有前途的方向。Abstract : in this article an optimization method is applied to de sign open - type distribution networks. graph theory technology is used. its mathem at ical model considers both the investment of constructing lines and the cost of o peration. the main idea is getting the structure of tree network that meets with the technical constraint conditions and at the same time make the annual cost mi nimum. the examples of simulation show that this method is fast and effective
文摘:將圖論優化技術應用於配電網路的優化設計，提出了一種適合於開式配電網路規劃的優化方法.所建的數學模型綜合考慮了待建線路的投資和運行費用.求解方法是以圖論中的最短路徑問題為基礎，配合以開式網路潮流演算法，並通過可行路徑的合理變換，得出滿足技術約束條件且使年計算費用取極小值的樹狀網路結構分享友人