極小化最大 的英文怎麼說

中文拼音 [jíxiǎohuàzuìdà]
極小化最大 英文
minimax
  • 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...
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  1. In present dissertation, most stirpses are repartitioned and redefined, and the structure characteristic, course of formation, cause of formation, function and risk of stirpses are analyzed. the main conclusions are : [ 1 ] rapid development of corporations engenders urgent demand of financing, conflict between capital market imperfection and demand of financing leads corporations to control listed corporations by purchasing " shell " and enhance it ' s financing capability ; [ 2 ] two kinds of pricing institution of stock provides stirpses for controlling listed corporations by low cost, monitoring institution imperfections provides corporations for operating listed corporations. adjust of national assets provides more " shells " ; [ 3 ] more private corporations purchase listed corporations, some of them form stirpses ; [ 4 ] stirpses have positive influence about adjusting industry and enhancing capital market financing function ; [ 5 ] stirpses magnify financial risk by controlling listed corporations, and transform listed corporations from shareholders benefit to block shareholder benefit, having tendency of infracting shareholders benefit

    本文主要的結論： [ 1 ]中國企業的迅速發展對融資有迫切的要求，中國國內資本市場發展不完善與這種強烈的融資需求的沖突導致了企業尋求通過買「殼」的方式控制上市公司，以此來提高自身的融資能力； [ 2 ]中國上市公司股票的兩種定價機制為「系」低成本控制上市公司提供了可能，監管機制的不完善為「系」提供了操縱上市公司的空間，國有資產在調整過程中從部分競爭行業退出，為資本市場提供了一定數量的「殼」資源； [ 3 ]民營企業紛紛買「殼」上市，在這個過程中，部分實力突出的企業形成了「系」 ； [ 4 ] 「系」現象對進行行業整合、提高資本市場融資能力等方面起到了積極的作用； [ 5 ] 「系」通過對上市公司進行的操縱放大了金融風險，將上市公司的股東利益最大化變為大股東利益最大化，存在著侵害小股東利益的潛在傾向。
  2. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論： （ 1 ）大氣氣體的微波吸收在測雲波段產生明顯的衰減，其中水汽衰減效應變化很大；即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案； （ 2 ） 37ghz和94ghz雷達測雲，由於大氣和雲衰減不同和雷達反射率的很大差異，導致雷達回波信號強弱不同； （ 3 ）對雲層較薄、含水量較少的雲，在不計雷達參數的情況下， 37ghz雷達回波信號不如94ghz測雲雷達，也就是說94ghz對薄雲有更強的探測能力；對雲層較厚、含水量大的雲，由於強衰減的作用， 94ghz雷達回波信號小於37ghz雷達； （ 4 ）從大氣衰減的不利因素方面考慮，空間94ghz雷達測高層薄雲的效果最好；測低層薄雲時需要考慮氣體衰減訂正；因濃厚雲的強衰減作用，探測其中下部的能力大大減弱，不僅要進行衰減訂正，而且要藉助其他信息來反演整個雲層的含水量垂直分佈； （ 5 ）為了獲得從極薄到極濃厚雲的垂直分佈探測能力，未來測雲雷達系統最好採用雙波長甚至三波長（如94 、 37和13ghz ） 。
  3. 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。
  4. The velocity varies from 61. 5cm / s ( maximum ) in june to 48. 1cm / s ( minimum ) in march in the kuroshio extension, and the extreme appear at the position of the first meander. the extreme minish, and the month and position of the extreme change accordingly as it deepens

    黑潮延續體的表層流速最大值則由6月份的61 . 5cm / s （最大值）變化到3月份的48 . 1cm / s （最小值） ，極值則出現在黑潮延續體西段大彎曲路徑的第一個峰處。
  5. At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production

    並在此基礎上查閱了大量文獻和資料，對該種激光器進行了深入的研究，通過對yag棒直徑的合理選取併合理地改進反射鏡面，從而既保證了光束質量又最大限度的增加了吸收長度，有效的提高了泵浦效率；在不影響泵浦的前提下，通過有效縮短yag棒的長度減小輸出損耗；對yag棒的水冷系統進行優化結構設計，使激光器體積減小到國外同類產品體積的一半，而輸出功率已達到國外同類產品的極限值。
  6. At first we compare some kinds of investment loss function, analyze their defects and take the eignvalue of covariance matrix as the measurement of investment risk, the principle component as the information of investment market, sn and cv of the principle component as balance relationship between the profit and risk. then different portfolio selection indexes are given, and new portfolio selection models are presented, which are different from h. markowitz model. at last an example is also given

    本文首先比較了幾種常用的投資損失函數，在分析它們的缺陷與不足的基礎上，提出了採用收益率的協方差矩陣的特徵根刻畫投資的風險；用主成份綜合反映證券市場的信息；分別採用主成份的差異系數與信噪比反映投資組合的期望收益率與風險之間的均衡關系，並以此作為投資組合損失最小化與收益極大化的指標；得到了不同於h
  7. Semi on - line scheduling problem for maximizing the minimum machine completion time on m identical machines

    臺同型機極大化最小機器負載的半在線問題
  8. Finally, most supervised learning neural networks train themselves through minimizing mean squared error. but when the neural network models trained in this way are used to do forecasting, the existence of outliers result in great imprecision

    最後，大多數監督學習神經網路是通過最小化訓練集的均方差來訓練網路，而野值的存在導致這種訓練的神經網路模型在預測時會產生極大的不精確性。
  9. Along with the development of minimax theory, it had been applied in game theory, mathematical economics, optimization theory, variational inequalities, fixed - point theory, potential theory, section problem, etc

    隨著極大極小理論的發展，它已經應用於博弈論，數量經濟學，最優化理論，變分不等式，微分方程，不動點理論，位勢論，截面問題等諸多領域。
  10. If the inputted accelerations are velocity - zeroized and the damage value is calculated according to shear stress " extrema, as to 100 - meter - high earth dam, multi - point effect is not distinct ; but as to 240 - meter - high earth dam, in the part where permanent displacement and damage value is originally bigger the response is less tenser than that by one - point input, and in the part near basement the maximal shear stress and damage value is bigger, that is the multi - point effect in time domain

    若同時進行了多點地震動速度歸零化和採用基於極值的損傷值計算方法，對於100米高的土石壩，多點輸入與單點輸入反應十分接近。對於240米高的超大型土石壩，壩體內永久位移和損傷值較大的部位多點輸入的反應量較小，這是多點輸入反應的特點或說多點效應。另外，多點效應也包括壩基部位的最大動剪應力和損傷值偏大這一效應。
  11. The surface current velocity displays the seasonal variability, too. the velocity varies from 71. 6cm / s ( maximum ) in december to 55. 4cm / s ( minimum ) in may in the kuroshio south of japan, and the position 01 extreme appear to the south of kii peninsula

    黑潮表層流速最大值同樣存在著季節性變化特徵：日本以南黑潮表層流速最大值由12月份的71 . 6cm / s （最大值）變化到5月份的55 . 4cm / s （最小值） ，極值均出現在紀伊半島以南海域。
  12. Scheduling a single continuous batch processing machine to minimize makespan

    極小化最大完工時間的單機連續型批調度問題
  13. The author considers that portfolio selection theory mostly study the relationship between return and risk of optimal portfolios, its essential is return maximization or risk minimization, however, asset pricing theory mostly study the relationship between return and some influence factors of assets or portfolios when the capital market is in equilibrium

    作者認為，資產組合選擇理論主要研究最優資產組合的收益-風險關系，其實質是收益極大化或風險極小化；而資產組合理論則主要研究資本市場處于均衡狀態時，資產或資產組合的收益與各種影響因素之間的關系。
  14. Member - one of nenjiang group is divided into sa 0 sand - group. the same points of medimentary microfacies types and distribution by developed in many sand groups lies in that they dominate with river delta and shore - shallow lake in west and dominate with deep lake - semi - deep lake and contain gravity flow. the change of sediment scope of each sand - group makes deep lake - semi - deep lake and sublacustrine fan sediment of ga 0 and pu 2 sand - groups not being developed during the lest sediment area, but the deep lake - semi - deep lake and sublacustrine fan sediment during the largest sediment scope of sa 0 is well developed

    多數砂組發育的沉積微相類型和分佈的共同之處在於，西側多以河流三角洲和濱淺湖沉積為主，東部以深湖?半深湖為主其中夾有重力流，但由於各砂組沉積范圍的變化，造成沉積區最小時期的高0 、葡2砂組深湖?半深湖及湖底扇沉積不發育，而沉積范圍最大時期的薩0砂組深湖?半深湖及湖底扇沉積極其發育。
  15. The magnitude of the conductivity maximum increases and shifts to lower temperature with increasing sr content. in this paper, the electrical conductivity reaches maximum value at x = 0. 4. below the temperature corresponding to the maximum value, the electrical conductivity is found to follow the relationship for the small polaron hopping mechanism, charge compensation of oxygen vacancy dominates electrical conduction at high temperature, and oxygen vacancy acts as traps to catch carriers, resulting in the decrease of carriers concentration and mobility

    通過電學和熱學性能測試結果表明，電導率隨著sr含量的增加以及溫度的變化都出現了極大值，在本論文中，在sr含量為0 . 4時電導率值最大，電導率最大值對應的溫度隨著sr含量的增加而降低，這是由於在低溫下以小極化子導電機理為主，在高溫階段則是氧空位的電荷補償占據主導作用，氧空位使得載流子的濃度和可動性減弱，從而導致電導率降低。
  16. In this paper, we address the single machine scheduling problem with discretely controllable processing times, our objective is to minimize the makespan plus the total processing cost

    摘要考慮工件加工時間離散可控的單機分批排序問題，目標函數是極小化最大完工時間與加工費用之和。
  17. The problem of scheduling jobs with non - identical sizes on parallel batching machines is considered ; the objective is to minimize the maximum completion time ( makespan )

    摘要考慮并行批加工機上不同尺寸工件的調度問題；目標是極小化最大完工時間。
  18. In the first one the objective is to minimize the total resource consumption with makespan constraints, whereas in the second one the objective is to minimize makespan with the total resource consumption constraints

    第二類問題的目標函數是在滿足資源消耗總量限制條件下極小化最大完工時間。
  19. This thesis contains three parts, the objective is to minimize the maximum lateness on batching machine. two variants are analyzed. in part one, some notion, definitions and basic background information - ts introduced

    在實際生產中，存在大量成批加工的問題，即如何分批，以便使某一目標函數達到最優的問題，論文主要研究了目標為極小化最大延遲時間的分批排序問題。
  20. Some heuristics for the problems are present, and their performance guarantee is analyzed by the transform lemma. some present results are improved. in part three, the problem of scheduling n jobs on a single ' batching machine is addressed, and the jobs have release times and due dates

    第三部分研究了單臺批處理機器，工件的到達時間不同，以極小化最大延遲時間為目標的分批排序問題1 | r _ j ， b | lmax ，論文提出了一些近似演算法，給出該了問題相應的最差性能比界。
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