monte carlo study 中文意思是什麼
monte carlo study
解釋
蒙特卡羅研究-
In chapter3, we discuss the multiplicate progressive stresses accelerated life test. under the weibull distribution and an invers power law model we first present a necessary and sufficient condition for the existence and uniqueness of mle for the exponential distribution, then give estimators and confidence intervals of the parameters based on the blue. finally, we study them by using monte - carlo simulation
第三章首先指出了一組序進應力加速壽命試驗下weibull分佈分佈參數的mle不唯一，然後給出了p組序進應力加速壽命試驗下指數分佈的mle存在和唯一的一個充要條件，並用隨機模擬的方法研究比較了參數估計的優良性，最後給出了p組序進應力加速壽命試驗下weibull分佈中參數的點估計和區間估計，討論了有關問題，給出模擬實例。 -
The monte carlo simulation offers a systematic and efficient way to study this unknown realm by qualitative comparisons to the experiments
Pomeron是多重散射中交換的一種唯象粒子，在粒子產生過程中用兩根色弦來表示。 -
The qualification of multipactor and the characteristic of the angle and velocity of secondary electron were study. bring forward a improved model of multipactor and solve it by a random sample made by monte carlo, as a result, a critical curve of multipactor was gained
提出了一個改進型的次級電子倍增研究模型，利用蒙特卡羅法生成的隨機樣本來求解這個模型，得到了工作在2 . 85ghz的介質片的次級電子倍增敏感度曲線。 -
Research work described in this dissertation consists of four parts : application of finite element methods ( fem ) in the study of pull out tests of single fiber reinforced composites ( sfrc ), fem study of fragmentation tests for single fiber reinforced composites, monte carlo simulation of fragmentation tests for single fiber reinforced composites, and a simulation of impact failure behaviors of fiber composites with a mesh free method - the sph method
全文論述從四個方面展開的工作：單纖維復合材料抽拔試驗的有限元數值模擬，單纖維復合材料逐節斷裂試驗的有限元數值模擬，蒙特卡羅方法模擬單纖維復合材料受拉破壞過程，無網格sph演算法在復合材料受沖擊破壞過程中的v _ （ 50 ）數值模擬。 -
To study the behavior of erraticity in high energy nucleus - nucleus collision, two different monte carlo generators fritiof and venus are used to simulate different nucleus - nucleus collision samples
為了研究高能核-核碰撞中erraticity的性質，我們用兩個不同的蒙特卡洛產生器fritiof和venus產生核-核碰撞樣本。 -
The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion
這種新方法有以下三個優點：項目數很少時參數估計的結果也較穩定；能處理測驗中含有少量特殊反應模式（見第二章）的參數估計；以估計值和真值之差的絕對值（平方）的平均值作為估計對真值的修復能力為指標，新方法的參數估計結果與同類流行軟體相比，修復能力不相上下；特別地，新的參數估計方法可以用於多級評分項目gpcm ，並為估計題組項目開辟了另一條道路。 -
Monte carlo simulations were conducted to study the new approaches of qtl mapping, the results indicated that general least squares ( gls ) method, which was widely applied in mixed linear model, could unbiasedly estimate all genetic main effects, including additive effects, dominance effects and epistatic effects of additive by additive, additive by dominance, dominance by additive, dominance by dominance. the interaction effects between genetic main effects and environments could also be predicted unbiasedly by linear unbiased prediction ( lup ). the heterosis prediction based on qtl effects was also unbiased
對新提出的qtl分析方法進行了montecarlo模擬研究，結果表明，廣泛應用於混合線性模型的廣義最小二乘法（ gls ）能夠無偏估計加性效應，顯性效應以及加加、加顯、顯加、顯顯上位性效應等各項遺傳主效應；運用線性無偏預測法（ lup ）能夠無偏預測上述各項遺傳主效應與環境的互作效應；基於qtl效應的雜種優勢預測也是無偏的。 -
Monte carlo simulation of grain growth and study of the algorithms
晶粒長大的蒙特卡羅模擬及其演算法應用研究 -
Based on the study for the methods of structural reliability analysis, including monte carlo method, response surface method and stochastic finite element method, response surface method ( rsm ) is selected. based on the random analysis of aqueduct ' s frequent actions and resistances, by rsm method together with the fem method and form method, the reliabilities of its primary poles can be analyzed and the reliability of the structure be reached
利用此方法，在對渡槽常遇荷載的不確定性分析和抗力不確定性分析的基礎上，結合結構分析的確定性有限元法（ fem ）及可靠度計算的一次二階矩法（ form ） ，對桁架拱結構主要受力狀態構件進行了可靠度分析，從而對結構的可靠性進行了評價。 -
In order to study on fire efficiency for the rocket - assisted torpedo, this paper has gone deeply into every stages of air trajectory and underwater trajectory, and established the fire efficiency model of the rocket - assisted torpedo with the monte - carlo
摘要為解決火箭助飛魚雷的作戰使用問題，需要確定它對隨機機動目標的射擊效率，通過對該雷空中及水下彈道的各階段深入細致的分析研究，建立了火箭助飛魚雷射擊效率模擬模型。 -
A monte carlo study of the limitation of exploratory factor analysis in test construction
探索性因素分析在測驗編制中局限性的模擬實驗 -
The thermodynamic and mechanical properties are calculated, it shows the melting point reduce in nizr alloy nano material. further we study the microstructure of them by the reverse monte carlo simulation, obtain the a series of information about bond angle - coordinate and so on
Dft結合實驗數據導出的嵌入原子勢用於納米nizr合金熱力學性質的分子動力學模擬，模擬結果證實了納米合金材料由於界面結構原子分佈比較混亂，與常規合金相比體系嫡較大，熔點降低，得到與實驗一致的結果。 -
Monte carlo simulations were applied to compare the reliability of new methods systematically. the experiment data collected in 1999 and 2000 through permanent f, population of rice were analyzed by computer software developed in this study
用montecarlo模擬對新方法的可靠性逆行了系統的比較研究，採用本研究開發的計算機應用程序軟體分析了1999年和2000年搜集的水稻永久f _ 2群體試驗數據。 -
Study on predicting drilling engineering cost using monte carlo method
應用蒙特卡洛模擬法預測鉆井工程費用的研究 -
This paper combined the study of predecessor and use pert predicted method and technology of monte - carlo simulation to get the probability distribution of project ' s random npv, and to use the theory of expected utility to get expected utility value for decision - making to make decision of project
本文結合前人的研究，利用pert預測法和蒙特卡洛模擬法，建立了項目的隨機凈現值模型。通過分析凈現值的概率分佈，利用期望效用理論得出決策者的期望效用值，對項目作出決策。 -
Study on scattering mechanism in submiron si mosfet monte carlo simulation
模擬中散射機制的研究 -
This study adopts the monte - carlo general software - mcnp to compute and analyze the effect of movement of the nuclear matter on the minimum detectable limit of the nuclear radiation detector array
文章通過建立蒙特卡羅模型並應用通用軟體mcnp程序分析計算核材料的移動對核輻射探測器陣列探測下限的影響。 -
Use of statistical, quantum chemical, molecular dynamics, monte carlo, mesoscale and continuum methods to study fundamental physical phenomena encountered in the fields of computational physics, chemistry, mechanics, materials science, biology, and applied mathematics
運用統計、量子化學、分子動力學、蒙地卡羅、介觀尺度和連續介質方法，研究在計算物理、化學、力學、材料科學、生物學及應用數學中遇到的基本物理現象。 -
In order to find out an optimized method for constructing the y - rays detector, a simulation study for light collecting efficiency of scintillation crystal bgo is carried out by means of monte carlo method
為了找到構築閃爍晶體探測器的優化方法，我們使用蒙特卡羅方法對閃爍晶體bgo的光收集效率進行了模擬研究。 -
Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties
本文以自增韌氮化硅陶瓷為設計對象，運用主成分分析法（ principlecomponentanalysis ： pca ）對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維，獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素，進而簡化了表徵參量變量和準則；運用模糊神經網路（ fuzzyneuralnetworks ： fnn ）建立了自增韌si _ 3n _ 4陶瓷設計專家系統，能實現工藝?微結構?性能的正向預測及反向設計；運用monte - carlo方法（ mc ）進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬，然後進行裂紋擴展模擬，探索建立工藝?微結構?力學性能預測模型的思路。
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