費用函數 的英文怎麼說
中文拼音 [bìyònghánshǔ]
費用函數
英文
cost function- 費 : Ⅰ名詞1 (費用) fee; expense; expenditure; dues; charge 2 (姓氏) a surname Ⅱ動詞(花費; 耗費) ...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 費用 : cost; expenses; outlay
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年費用折算值加上清水池年造價折算值為目標函數,以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。In the 4th section we study the optimal consumption and portfolio wher e the stock price with mixed jump - diffusion process, and get the explicit solution of this problem with maximum expected uti1ity ( uti1ity function with constant coefficient and risk averseness ). in the 5th section of this thesis give an concrete example, consider optimal consumption and investment tactics with jump events, and get the optimal consumption and portfolios under maximize expected utility ( risk detesting utility function with constant coefficient etc. )
第四章考慮了股票價格的動態過程基於復合跳躍? ?擴散過程下的最優消費及投資策略,並求出了期望效用(常系數風險厭惡型效用函數)最大化下的最優消費和投資組合。第五章考慮了由於外部事件的影響導致股票價格的動態路徑出現跳躍時的最優消費及投資策略,並求出了期望效用(常系數風險厭惡型效用函數)最大化下的最優消費和投資組合。In the chapter two we discussed that the server would first use speed - 1 to serve customers when the system entered the busy state from the empty state, but when the server found the number of customers in the system exceeded the thresh - n during serving, after finishing the service of current customer it would use speed - 2 to serve the next customer till there is no customer. by the method of supplementary variable, l - transition and constructing vector markov, we attained the distribution of the queue length, the distribution of wait - time, the distribution of stay - time, the utility and etc. in the last part of this chapter, we discussed the optimal n * for thresh n which minimizing the cost function and we illustrate the cost function behaves for various parameter selections by a numerical study
在本文第二章討論了當系統從空閑進入忙期時是服務臺以速度1進行服務,但一旦對某顧客服務完畢時如發現系統中的顧客數超過n值時就以速度2服務后續顧客直到系統變空的可修排隊系統,通過構造各種向量馬氏過程和吸收向量馬氏過程,獲得了瞬態、穩態隊長分佈、等待時間分佈、逗留時間分佈、更新周期分佈等一系列排隊指標以及可用度、可靠度等一些可靠性指標,在本章最後又從系統如何更好節省費用角度出發討論了門限n的最優取值問題,並利用mathematic軟體對費用函數進行了數值模擬。Evading risk in financial trading market cries for pricing options to a nicety. asian option, as the most flourish options in the finace market, the pricing has been focused on always. the exact pricing formula for the geometric average asian option had existed, but as to the european - style arithmetic average asian option, due to the dependence structure between the prices of the underlying asset, no analytical formula exists. on the hypothesis that the market is frictionless and without transaction costs 、 on the base of b - s ’ s and in the binomial tree model, we provide several algorithms for computing an accurate value of the european - style arithmetic average asian option. following rogers and shi and by jensen ’ s inequality, many different upper and lower bounds are provided ; meanwhile a formula have got by the comonotonicity and approximating the distribution function. all of the algorithms are easy for programming. with the development of computer, more accurater price can be computed quickly. and numerical example proved that these algorithms are very accurate
對于幾何平均亞式期權它的定價相對簡單,已經給出了定價公式。對于算術平均亞式期權,它的未定權益具有軌道依賴特性,一直沒有得到它的定價方程的解析解形式。本文基於對市場是無摩擦且在沒有交易費用的情況下,在b - s模型下,利用二叉樹模型給出了算術平均亞式期權定價方法;並總結了利用jensen 』 s不等式給出的各種不同情況下的上下界;同時應用共單調性和近似分佈函數的方法也給出了算術平均亞式期權價格的近似公式。In order to calculate difficult transportation cost between plants and distribution centers in the fitness value function, flow prediction algorithm was presented to find an minimum - cost flow patterns on an network composed of plants, consolidation centers and distribution centers with concave transportation costs and to obtain the appropriate fitness value
為了解決適應度函數中的工廠與分銷中心之間的運輸成本計算困難的問題,提出了流預測演算法,用於確定產品在工廠、集貨中心和分銷中心構成的凹費用流網路中的最優運輸路徑,進而獲得適應度函數值。Base on the business enterprise development, the author brings forwards the following influence factors of business enterprise logistics method : logistics position in the business enterprise strategy ; the core competition and logistics management ability of the business enterprise ; the flexility of business enterprise ; and the different industries, different products and different life cycle of product etc. after that, the paper discusses the economic feasibility of the self - run logistics and the third party logistics in our country. at last, the paper established the calculation method and the target function of the logistics cost expenses, and put forward the method of how to compare their economy expenses - cost benefit method
然後,以企業的角度為基點,從企業物流方式選擇的影響因素:物流在企業中的戰略地位;企業的核心能力、物流管理能力;企業柔性;物流成本費用;不同行業;不同產品;產品不同生命周期等方面對自營物流與第三方物流的可行性進行了研究和探討,給出了兩者物流成本費用的內容,建立了計算兩者物流成本費用的目標函數,並提出了兩者經濟比較的方法? ?成本效益法。In chapter two, the general model of the optimum investment, consumption and periodical insurance payable at death for life is discussed and its corresponding optimum control question is solved. the optimum strategy can be got through the corresponding hib ( hamilton - jacobi - bellman ) equation. as to the crra ( constant relative risk aversion ), a sort of utility function, indicatively, the optimum investment process, consumption process and the periodical insurance payable at death for life purchasing process can be gained with the feedback form
第二章討論最優消費、投資、定期人壽死亡保險的一般模型,解決了對應的最優控制問題,最優策略可通過求解hjb ( hamilton一jaeobi一bellman )方程得到,當效用函數為crra (常數相對風險厭惡)類型時,顯式地得到具有反饋形式的最優投資過程、消費過程及定期人壽死亡保險購買過程。The theory of the consumer can be presented using either an indifference curve approach, which uses the ordinal properties of utility ( that is, which allows for the ranking of alternatives ), or a utility function approach
消費者理論可以被用無差異曲線來表示,就是利用有序的資本效用(也就是,哪個考慮到了選擇的順序) ,或是用效用函數方法表示。In the hierarchy consumption decision model, consume goods are divided into particular goods and normal goods according to die preference of die consumer the preference of consumer to particular goods has die property of absolute priority and self - saturation, so it can not be described by continuous utility function
在層次消費決策模型下,消費物品按消費者對其的偏好性質分成特殊物品和正常物品。其中,消費者對特殊物品的偏好具有絕對優先性和自我飽和性,不能用連續效用函數來表示。Usually the utility function will show diminishing marginal utility : as more and more of a good is consumed, the consumer obtains smaller and smaller increments to utility
效用函數通常會表明邊際效用遞減:正如,一種商品賣得越來越多,消費者就會獲得月來越少的效用的增加。The method of optimization is the complex method. the objective function is the opration expenses of the hydrogen system. there were six decisive variables : the pressure and temperature of the high - pressure separator of vrds, gas ration to the prism unit from vrds unit and ssot unit, the pressure of the high - pressure separator of ssot and the entrance pressure of the cycle hydrogen compressor
優化問題以氫氣系統的運行費用函數作為目標函數,選擇了6個決策變量,分別為: vrds高壓分離器壓力、溫度、 vrds和ssot裝置排入prism的氫氣量、 ssot高壓分離器壓力和循環氫壓縮機入口壓力。An important task of drainage networks optimizing is the expense of drainage networks
排水管網費用函數是排水管網優化設計中的一個重要課題。System reliability optimization allocation based on cost minimization
基於費用函數的系統可靠性優化分配方法Determination of life - cycle cost function for earthquake - resistant structures
抗地震結構的服役費用函數及其建立方法Thirdly, we use the two models to study the dynamic single - machine scheduling problem prmp and develop on - line optimal dispatching rules, which consider only available information
西北工業大學碩士論文摘妥第四,我們研究了一般費用函數問題1 } r , , prmp } fma 、的動態在線排序問題Abstract : this paper studies the minimum cost problems on a class of impulse control model, with a certain conditions, it gives an explicit value which is the minimum of the cost function
文摘:本文研究了一類脈沖控制模型的最小費用問題,在一定條件下,給出了相應的最佳費用函數具體解析式Through analyzing main factors on the parameter of drainage networks expanse, this thesis ascertains a new parameter form of drainage networks expense and regressively analyses each parameter of drainage networks expanse by statistical software spss, approving that the new drainage networks expanse is a better parameter compared with other parameters of drainpipe net expense
本文通過對排水管網費用函數各主要影響因素的分析,推求出新的排水管網費用函數形式,並利用spss統計軟體對各個排水管網費用函數進行了回歸分析,證實新的排水管網費用函數與其它排水管網費用函數相比較為較優函數。In this paper, they discuss the optimal investment problem with more than one investor in single period securities markets, and obtain the optimal solve
摘要討論了單時期金融市場模型的最優投資組合問題,將多個投資者作為一個整體,得到了在同一個效用函數下,使總體期望消費效用達到最大的一般性結果。In this paper, a new utility function is put forward to evaluate the value of traveling time based on random utility model, which includes passenger ' s income besides cost and time
在隨機效用函數理論的基礎上對旅客的時間價值進行了深入研究,提出了一種新的效用函數的構建方法和模型參數標定演算法,其不僅考慮了傳統的旅行費用和旅行時間,而且進一步考慮了旅客收入這一因素。Based on the retrospect and review of existent literature, spatial monopolization and rival strategy are accepted but the angle discussing the effect that product differentiation works on cooperation will be changed from producer. by re - constructing function of consumer utility and introducing in consumer preference, the degree of product differentiation may be denoted by the degree of consumer preference. the influence that product differentiation works on critical discount factor d can be obtained by introducing in one - shot price game and repeated game, from which we can learn the influence that product differentiation works on cooperation
圍繞bertrand悖論的所展開的爭論,為進一步展開對這一問題的分析提供了豐富的工具和背景知識,在對已有的理論文獻加以回顧引述的基礎上,保留原有的空間壟斷概念和競爭策略的同時,改變單純從生產者角度來論述產品差異度對企業合作的影響,重新構造消費者效用函數,引入消費者偏好,以消費者的偏好的大小來表示產品之間的差異度,通過單時期和無限期博弈模型來論證產品差異度(消費者偏好程度之比)對臨界折現因子的影響,進而論證其對企業間進行合作所產生影響;效用函數的引入使得價格和運輸成本不再是決定消費者購買的唯一因素,消費者對產品的選擇不完全取決于消費者的位置,這會導致企業間定價和市場份額的非對稱性變化。分享友人