隨機分析法 的英文怎麼說
中文拼音 [suíjīfēnxīfǎ]
隨機分析法
英文
random analysis 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
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 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
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At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。The research emphases of the paper include the establishment of terrain model and the realization of detail of surface. during the establishment of terrain model, the theory of fractal and the characteristics of ivs, fractal brown motion ( fbm ) are discussed and compared, and prove the model is adapt to the feature of the physiognomy
地形模型的建立和地表細節的表現是本文研究工作的重點,在建立地形模型的過程中,分析了分形理論和分形法中的隨機插值、布朗運動( fbm )的原理並進行比較,論證了其數學模型與真實地貌特徵基本吻合,並運用隨機插值法( insert - valuestochastically , ivs )實現了地形的分形模型。The total significant differences among groups were compared by two way anova, factoring treatment group and incubation medium level. post hoc testing were used to evaluate the significance of subgroup differences by lsd and snk methods, significant correlation between every two transmitters was analyzed by pearson correlation
用隨機區組設計的方差分析進行總體均數的差異顯著性比較,組間比較用hd法和snk法;不同神經遞質之間的相關性分析用pearson相關分析法;不同孵育條件下同種處理組間比較用stwm 』 lt檢驗。According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain
根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。To observe differential two kind of methods in pull out urinous catheter had to differential injure in bladder function, 80 patients divided into two groups at random : improved method of 40 patients and normal method of 40 patients and to ananlyse and compare successful rate in urinate, resumed rate in function of forced urinous muscle, stimulative symptom of urethra, incontinence of urine and retention of urine, that were from two groups patients
摘要為觀察兩種不同的拔尿管方法對膀胱功能損傷的差異,將80例患者隨機分成兩組,分別採用改良法( 40例)和常規法( 40例)拔除留置尿管,分析比較了兩組患者排尿順利率、逼尿肌功能恢復率及尿道刺激癥、尿失禁、尿瀦留。Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications
本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術,主要研究成果包括以下幾方面:首先,建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型,分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析,數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上,提出了雙星定向精度衰減因子odop的概念,揭示了雙星定向誤差特殊表現的內部機理,對實際工程應用具有重要的指導意義。Theory of portfolio optimization is an important part of the modern ? nance in - vestment theories, which uses mathematical facilities such as convex analysis, random analysis, nonsmooth analysis, ( nonlinear ) programming etc, combined with the mean - variance method the basic method of modern portfolio theory. by setting up mathe - matical models, discussed the investment rules of ? nance market and o ? ered theoretic guide for investors
投資組合優化理論是現代金融投資理論的重要組成部分,它運用凸分析、隨機分析、非光滑優化、 (非)線性規劃等數學工具,並與現代投資組合理論的基本方法均值方差方法相結合,通過建立數學模型討論金融市場投資規律並為個人或機構投資者提供理論指導。The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward
主要成果包括:提出了模糊隨機變量協方差和反向協方差的概念;研究了二階模糊隨機變量的均方收斂性,並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理;根據均方模糊隨機分析理論,得到了輸入為模糊隨機過程的線性系統的輸出輸入統計特徵關系方程;證明了ito型模糊隨機微分方程解的存在唯一性,並給出了ito型線性模糊隨機微分方程解的表達式,統計特徵方程以及非線性模糊隨機微分方程的數值解法;得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統計特徵方程和線性模糊隨機系統的kalman濾波演算法;研究了當觀測值是模糊數據時,線性回歸模型的建立。Stochastic analysis of subsurface flow based on kl - galerkin method
解法的地下水流動隨機分析Firstly, we introduced the main idea, the formalized description, and the basic flow of co - evolution algorithm. then, from the point of pattern analyzation, we established the mathematics model of the multi - population co - evolution algorithm based on pattern replicator equation of the single population genetic algorithm, and made the theoretical analysis and compare for the method of best choice and the method of random choice of the co - evolution algorithm. we put forward a new method for the individual fitness evaluation, and validated the performance of the new method by the simulation experiment
首先,在介紹了協進化演算法的核心思想、形式化描述和基本演算法流程的基礎上,從模式分析角度出發,建立了基於模式復制方程的多群體協進化演算法數學模型,對協進化演算法中的最優選擇法和隨機選擇法進行了理論分析與比較,提出了一種新的個體適應度評價方法,並通過模擬實驗驗證了新方法的效率。The net collocation point method with spline function is proposed to derive the formulation system of stochastic buckling analysis for cylinderic shells under various boundary conditions
提出了樣條函數的網狀配點法,推導了不同邊界條件下圓柱殼屈曲的隨機分析公式系統。Sampling methods for common distributing random numbers and the samples of random fields are proposed. combining the monte - carlo simulation technique with the one - dimensional discretization finite element method, the monte carlo - finite element method for stochastic analysis and the reliability computation of thin - walled box girders are proposed in this thesis
建立了幾種常用分佈隨機數以及隨機場隨機樣本的產生方法;將蒙特卡羅數值模擬與薄壁箱梁一維離散有限元法相結合,提出了薄壁箱梁隨機分析和可靠度計算的蒙特卡羅有限元法。The non - renewable resources is introduced into the production function, this paper formulated the optimum decision - making model of social planer, used the stochastic analysis method, analyzed optimum decision - making which the social planer about the expense and the non - renewable resources utilize under the indefinite condition, and obtained the optimum storage quantity of capital demonstration way and the density of stability distribution, and give the policy meaning of the model
摘要將不可再生資源引入生產函數構建了一個社會計劃者的最優決策模型,運用隨機分析方法,分析了不確定條件下社會計劃者關于消費和不可再生資源利用的最優決策,得到了最優資本存量的顯示路徑及穩態分佈密度,並給出了模型的政策含義。Combining the stochastic variational principle with the thin - walled box girders theory, the one - dimensional stochastic finite element method for thin - walled box girders is proposed. 2
結合隨機變分原理和薄壁箱梁理論,推導出薄壁箱梁隨機分析的一維離散隨機有限元法。On the assumption of continuous dividend of shares award, we ' ll establish such a model in the way that continuous dividend rates is attached to shares option pricing in jump process and work out the formula of average relationship between the rising and falling option and european rising option pricing all through martingale theory and stochastic analysis
摘要假定在股票支付連續紅利率的情況下,我們將建立支付連續紅利率服從跳過程的股票期權定價模型,並利用鞅論和隨機分析的方法給出歐式看漲期權定價模型及看漲和看跌期權的平價關系式。This paper explains the basic knowledge and basic theories of national debt, gives the calculating formula of construe and stochastic construe separately. combing with the monadic regression model, the paper analyses the development of issuing scale of national debt of our government annually, studies the evolvement of scale of national debt and its relevant policies, and analysis the experience indexes measuring scale of national debt which is prevail in the world quantificationally. comparing with western developed countries further, based on that, there is a conclusion in this paper, the government issuing scales of national debt is appropriate at present, but it is impossible to increase the issuing scale
本文闡述了國債的基本知識和基本理論,用數學分析和隨機分析的方法分別給出了債券的收益率和債券定價的計算公式,結合國債規模的一元回歸模型,仔細分析了我國政府年度舉債規模的發展變化,研究我國國債規模及相關政策的演變,並就國際流行的衡量國債規模的經驗指標進行了定量分析,由此進一步與西方發達國家進行比較,得出我國現階段國債的發行規模是適度的,但進一步增大發行的空間不大,為避免財政風險,發行規模應逐漸減小,積極的財政政策應在適當的時機逐漸淡出。The current situation of stochastic analysis of waterhammer and surge at hydropower stations, the new research methods and the latest achievements since 1997 were summarized
綜述了1997年以後水電站水擊與調壓室涌浪隨機分析的現狀、新的研究方法和研究成果。According to the complex behavior of strip foundation beams of pile, the internal stress distribution of foundation beams is influenced by the indetermination and random of the bearing capacity of pile foundations under the beams
摘要在考慮基樁承載力差異性和樁土共同工作等因素的基礎上引入隨機優化分析理論,提出了基樁承載力隨機生成的計算機方法,並採用遺傳演算法對承臺梁內力進行隨機分析。The term structures of both credit spreads and default probability for defaultable bond are discussed, and are also analyzed with numerical examples
利用隨機分析和偏微分方程的方法,討論了違約債券的信用價差和違約概率的期限結構,並應用數值算例分析了期限結構的變動規律。Consider the randomness of economic development, in this paper, we study a random dynamic input - output model with consumption, and get the conclusion that the economic balanced growth solution for this model does not exit
考慮到現實中經濟發展變化的隨機性,本文對帶消費的時滯為1的隨機動態投入產出模型穩定增長解的存在性問題進行了深入研究,用隨機分析的方法得到了經濟穩定增長解不存在的結論分享友人