隨機選取法 的英文怎麼說

中文拼音 [suíjīxuǎnqǔfǎ]
隨機選取法 英文
random choice method
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 取 : Ⅰ動詞1 （拿到身邊） take; get; fetch 2 （得到; 招致） aim at; seek 3 （採取; 選取） adopt; assume...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 隨機 : random stochasticrandom
  • 選取 : select; choose
  1. Methods a clinical observation on randomly selected patients with coronary arteriography and intervention treatment was conducted between 32 cases through radial artery and 78 cases through femoral artery

    方法隨機選取進行冠脈造影和介入治療的患者，橈動脈途徑32例，股動脈途徑78例，進行臨床分析。
  2. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理，從影響旋噴樁復合地基豎向承載力的因素入手，基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究，提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析，深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定，並提出相應的設計方法和修正參數;此外，結合工程應用，對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  3. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題，隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微，因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此，中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上，提出了控制束暈?混沌的非線性控制策略，即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g ：並選取一些非線性函數如等進行了控制的模擬研究，將束暈強度控制在0 . 1078左右，取得了初步的控制效果。
  4. 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。
  5. A choice has also to be made between probabilistic ~ techniques ( such as random or stratified ~ ) and non - probabilistic ~ techniques ( such as judgmental, quota or convenience ~ )

    另外要在兩種取樣方法中進行選擇，是選概率取樣法（例如隨機或分層取樣）還是選非概率取樣法（例如判斷取樣、定額取樣或方便取樣） 。
  6. In this paper, we first analyze the input and output as well as cost - benefit rate of chinese livestock industry by the example of hog, beef, mutton and dairy cow. then, we choose the samples from different regions in different time, use the stochastic production frontier suggested by battese and coelli ( 1992 ), which is aimed at the panel data ( balanced or unbalanced ), and make the econometric analysis for the growth of hog, beef, mutton, and dairy cow. different from the former research for livestock industry, the efficiency measurement theory is introdiced into the growth model and the tfp is dissolved into technical advancement, technological efficiency and residual, the translog production function is used to make the estimation more precised

    本文首先以生豬，肉牛、肉羊和奶牛為例對近年來我國畜牧業的投入產出和成本收益狀況進行了分析，然後採用battese和coelli在1992年提出的針對混合數據（ paneldata ）的隨機邊界生產函數形式，在不同地區選取一定的樣本，利用樣本省的時間序列與截面混合數據，對生豬，肉牛，肉羊和奶牛的增長因素進行了分析，與以往對于畜牧業增長研究不同的是，將效率測算理論引入生產增長模型，把全要素生產率分解為技術進步、技術效率和殘差項，並採取了更加符合實際的超越對數函數形式，使傳統上使用的索洛余值法得到改進，更深層次的剖析了我國畜牧業目前的增長方式。
  7. Methods a total of 218 patients with late bum remnant wounds, who were admitted to our department between dec. 2003 and dec. 2005, were divided into treatment group ( treated with immersion bath combined with comparatively isolated homey wards ) and control group ( treated with immersion bath ) at random

    方法選取我科2003年12月2005年12月期間收治的218例燒傷後期殘余創面病人，隨機分成治療組（浸浴家庭病房式隔離）與對照組（浸浴療法）進行對比分析。
  8. Object and method 1 research object the data for the study came from xionjiagang and shuangdian communities in tiexi section where many poor people live. the subjects of survey were the main labor force of family that had the lowest allowance in shenyang. the control team was random chose in the same communities

    對象和方法1調查對象選擇沈陽市鐵西區貧困較集中的熊家崗和雙電社區，調查享有沈陽市最低生活保障金的全部貧困家庭，被調查者選取家庭的主要勞動力，同時隨機抽取同一居住地區的非低保家庭作為對照。
  9. Using optic sieving to obtain the gradation curve for particles with random parameters

    用圖像篩選法求取帶有隨機參數之顆粒堆的質量分級曲線
  10. In this study, a scale was used to measure a sample of 278 students selected from a middle school by randomly sampling and selected 80 students who have the similar score of gse

    本研究採用隨機抽樣法，選取中等數學成績的初二學生278名，然後運用有關問卷，從中篩取自我效能得分相當的被試80名作為被試。
  11. We show that our algorithm require only one scan, regardless of the database size, and during our algorithm working, there are no a good deal of frequent item - sets, which make our algorithm work excellent

    本演算法採取「隨機并行搜索」策略，快速識別出候選關聯規則，整個挖掘過程最後只需掃描數據庫一遍，也不需生成大量的頻繁項目集，從而提高關聯規則挖掘的總體性能。
  12. Random choice method

    隨機選取法
  13. According to the fluctuating property of wind, on the stochastic vibration finite element theory, some calculation formulas of the response, including the along - wind response and the across - wind response, are obtained, the ideology of the torsion vibration in the double - tower structure and the ideology of the double - tower structure ' s dynamical wind load are also put forward at the same time. by using the stochastic vibration module of the general finite element program, the paper analyses the performance of the wind resistance more deeply and fully, discussing the influence on the double - tower structure from the diversification of the different component. the variance law of dynamic displacement and wind - induced vibration coefficient is derived through analyzing structure stochastic vibration, so is the effect of several parameters on dynamic displacement, acceleration and wind - induced vibration coefficient

    從結構風振的基本理論出發，通過對脈動風功率譜的分析，推導了結構風振響應（順、橫風向）的計算公式，同時提出了雙塔結構的扭轉振動和動力風荷載計算的思想，在結合通用有限元程序的隨機振動模塊的情況下，對雙塔結構的抗風性能作了深入、全面研究，探討了雙塔結構構件截面的變化對其抗風性能的影響，同時探討了順風向風速譜的選取、風速、參與計算的振型數、風與結構耦合作用是否考慮等因素對分析結果的影響，比較了規范風振系數的計算與隨機演算法結構的異同，並討論了原因，得出一些有意義的結論。
  14. Results : marked cardiovascular changes occurred in the bolus group ; the heart rate increased by 17 ( 10. 7 ) beats min ( - 1 ) [ mean ( sd ) ] compared with 10 ( 9. 7 ) beats min ( - 1 ) in the infusion group

    方法：我們選取30名行擇期剖宮產的婦女，隨機予以快速推注（快速靜推組）或超過5分鐘輸注（緩慢輸注組） 5u催產素。
  15. This paper selects the pulsating wind power density spectrum of davenport and simulates the wind speed time series and the wind load time by matlab. considering the vertical and horizontal correlation of the pulsating wind, the study make use of the time domain analysis of buffeting to carry out the transient dynamic analysis of the whole frame structure which is loaded by the random pulsating wind load. finally, in terms of the whole frame of the pipe belt conveyor, the evaluation for

    選取davenport脈動風功率譜，利用matlab模擬脈動風的風速時程曲線和風荷載時程曲線，並考慮脈動風的空間豎向和側向相關性，利用抖振時域法對整體機架結構進行隨機脈動風壓作用下的瞬態動力學分析，最後再對圓管帶式輸送機整體機架結構對環境風荷載的適應性做出評價。
  16. New methods for noninvasively detecting pulmonary pressure and left ventricular end - diastolic pressure manometer that measures megative pressure in mmhg was connected with the examined subject through a mask. the manometer is a remodeled sphygmomanometer for routine peripheral arterial blood pressure measurement that is market - available. the examined subjects were asked to carry out muller maneuver slowly so that the intrathoracic pressure decreases gradually while the blood flow of the right ventricular outflow tract observed with pulsed doppler echocardiography at the parasternal short - axis view of the great vessels in the two - dimensional echocardiography

    肺動脈壓和左室舒張末壓無創測定新方法隨機選取有肺動脈瓣返流受檢者，根據我們提出的假說，人為地降低胸內壓（附加胸腔負壓） ，當降到肺動脈內壓力等於或小於右室壓時，肺動脈瓣即可開放，用多普勒超聲心動圖法可以探查到肺動脈瓣上的前向血流，此時的肺動脈壓應該為附加胸腔負壓的絕對值加上右室壓。
  17. Expressed sequence tag ( est ) analysis was carried out to study the molecular mechanism of salt tolerance for polygonum sibiricum laxm. a cdna library was constructed from polygonum sibiricum laxm. treated by salt using stratagene cdna synthesis & gigapack iii gold cloning kit

    為了研究西伯利亞蓼耐鹽的分子機理，使用stratagene的cdna合成和gigapack gold包裝試劑盒構建了鹽（ nahco _ 3 ）脅迫下西伯利亞蓼的cdna文庫，隨機選取重組克隆測序，用表達序列標簽（ est ）方法研究鹽脅迫下西伯利亞蓼基因的表達。
  18. Since the random selection of radius sometimes results in the problem such as the slow learning speed, we propose a center selection method based on the statistic information of the training set. i apply this method to the credit approval prediction, the result indicates the effectiveness of this - method.

    基函數的中心選取問題是rbf網路應用的關鍵因素，本文採用最近鄰學習演算法確定基函數的中心，針對rbf網路通常所採用的隨機選取半徑往往導致網路訓練速度慢等問題，提出了基於樣本統計的中心選取方法。
  19. Because of the difficulty to obtain the traffic flow information of lanes at non - detector intersections in most metropolises of the world, based on the relationships between the lanes of signal - controlled intersections, cluster analysis and stepwise regression are integrated to predict the traffic volume of lanes at non - detector isolated controlled intersections. first cluster analysis is used to cluster the lanes of non - detector isolated signal - controlled intersections and the lanes of all signal - controlled intersections with detectors. then, by the results of cluster analysis, the traffic volume samples are selected randomly and stepwise regression is used to predict the traffic volume of lanes at non - detector isolated signal - controlled intersections. the method is tested by the traffic volume data of lanes of the road network of nanjing city. the problem of predicting the traffic volume of lanes at non - detector isolated signal - controlled intersections was resolved and can be widely used in urban traffic flow guidance and urban traffic control in cities without enough intersections equipped with detectors

    針對目前國內外大中城市中普遍存在的無檢測器信號交叉口車道交通流信息難于獲取的情況，基於信號控制交叉口車道之間的相關性，綜合應用聚類分析和逐步回歸法預測單點無檢測器信號控制交叉口車道流量.首先應用聚類分析將單點無檢測器信號控制交叉口的車道與有檢測器信號控制交叉口的車道交通流量進行聚類，然後在聚類分析結果的基礎上隨機選取車道交通流量樣本運用逐步回歸法預測單點無檢測器信號控制交叉口的車道流量，此方法經過南京市的具體車道流量數據驗證.此類問題的解決，可廣泛應用於城市交通流誘導系統以及交通控制系統
  20. Having randomly selected 492 articles published in the past 10 years since 1995, this paper evaluated the state of research into women in china in the past ten years with the research topics, subjects, types and methods being the variables for analysis

    摘要本文以1995年以來國內學者公開發表的婦女研究方面的論文非隨機選取的492篇為樣本，選擇研究主體、研究主題、研究類型、研究方法為分析變量，對近十年來中國婦女研究狀況進行評估。
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