期望變量 的英文怎麼說
中文拼音 [qīwàngbiànliáng]
期望變量
英文
expecting varialbe-
In many trades, more homogeneous are the products and service provided by diverse enterprise ; more candescent is the competition among them, and at the same time the expectation of customers is being higher for quantity value and individuality
在很多行業,由於產品和服務的商品化,企業之間的競爭更加激烈;而且客戶期望也在快速變化,對產品和服務的質量、個性化和價值要求更高。In many trades, more homogeneous are the products and service provided by diverse enterprises, more candescent is the competition among them, and at the same time the expectation of customers is being higher for quality, individuality and value
在很多行業,由於產品和服務的商品化以及同質化,企業之間的競爭更加激烈;而且客戶期望也在快速變化,對產品和服務的質量、個性化和價值要求更高。Based on former research relating to customer value, this article first proposes three new concepts, i. e. customer expecting value ( cev ), designed value ( dv ), decisive customer value ( dcv ). then expounds different implication of several fundamental concepts and distinguishes correlation one another such as, customer expecting value ( cev ), customer perceived value ( cpv ), customer perceived cost ( cpc ) and decisive customer value ( dcv )
在前人有關顧客價值研究的基礎上,本文補充提出顧客期望價值、設計價值和顧客決策價值三個新概念;進一步區別和闡釋顧客期望價值、設計價值和顧客感知價值等基本概念的涵義和相互關系,構建一個融合了cev 、 dv 、 cpv 、 cpc 、 p 、 c 、 ncv 、等多個變量的顧客價值動態分析模型;並概括其基本內涵和潛在意義。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。Mathematical expectation and variance of random variable with fuzzy probability
模糊概率隨機變量的數學期望和方差In other words, only invest flow can change the state characteristics of international capital to move. meanwhile, invest flow is also a policy level which can be controlled by man the factors which can influence investment flow are plural. according to the expectancy of objective the host country can influence investment also do by composing its oil differently in order to adjust fdi flow
同時,投資撤資流量也是人為控制國際資本地域運動的政策杠桿作用點,影響投資撤資流量的因素具有多元性;按期望目標,東道國通過改變自身的esp系統、投資主體通過對o 、 l 、 i進行不同的組合,均可以影響投資引資流量,從而達到調控國際生產資本地域運動的目的。The slope geometry is variable quantities, and the reliable safety and reliability are main limiting factors. according to the above factors, a optimized model for designing high loess slope is established. this model ' s concept is precise, and its physical meaning is confirm, people who do designing work can see this model as a means
最後,為了使邊坡設計獲得最佳工程效果,本文在崔政權建立的優化公式: c = a + pf ? b的基礎上,全面考慮施工造價和風險造價,運用數學原理和優化理論,用費用?效益分析方法,以最小總期望造價為目標函數;以坡型、坡比為設計變量,以安全可靠為主要約束條件,建立了黃土高邊坡的優化模型。In this paper, systemic theoretic analysis of the relationship of stock structure and operating performance is progressed, based on this, theoretic study and demonstration analysis organic fall together, and the neural networks model that can reflect their relationship total and systemic is established. the input variable of the model can reflect the panorama of stock structure, also, it can embodiment other influence factor of company performance. the evaluation target system that can reflect the operating condition of listed companies completely, impersonality and truly is advanced, at the same time, the best result weights confirm method is brought forward, thereby, the fuzzy integrate evaluations method is improved
本文對股權結構與經營績效之間的關系作了系統的理論分析,並在此基礎上,將理論研究和實證分析有機地結合起來,建立了一個能全面、系統地反映它們之間關系的神經網路模型:該模型的輸入變量在反映股權結構全貌的同時又體現了公司績效的其它影響因素;提出了可以全面、客觀、真實地反映上市公司經營狀況的評價指標體系,同時提出了最佳結果權重確定法,從而改進了模糊綜合評價方法,並利用改進的模糊綜合評價法求出公司經營績效的綜合量化值作為神經網路的期望輸出;改進了神經網路模型的演算法,使其在樣本數據相對較少的條件下也能很好地在性態上模擬被逼近函數。Oxfam hong kong has worked with some of the world s poorest people, people who work so hard to make changes in their lives. this book shows how well they ve done
他們都相信,世界可以更美,轉變始於個人,就在這交接點上,他們集結力量,期望消減世界上的貧窮和不公義。By using conditional moment generating functions and differentiation of measures on a net, some limit theorems and a class of deviation theorems of multivariate function sequences of arbitrary random variables ralated to the conditional expectations are obtained
本論文利用條件矩母函數和網微分法,得到任意隨機變量多元函數序列相對于條件期望的偏差定理和極限定理。The relation which is among photosynthetic of three kind lawnx dateable and yearly transpiration rule and environmental factor is found by analysis. it is gotten account water consumption of lawn in certain unite area and ecological water requirement by accounting. all the result provides basic - 2 - data for park and garden department in changchun and offer scientific and logical advice
將結果進行分析,得出三種草坪草光合、蒸騰的年、日變化規律及與外界環境因子的關系,通過計算求出草坪草單位面積的蒸騰耗水量,為長春市園林部門提供科研基礎數據,對北方城市草坪的選種及水分管理提供合理化建議,期望以盡可能少的經濟投入換取更大的生態效益。Fourth, regression analysis indicates that these factors : peer relationships, interpersonal trust, social desirability and self - esteem, etc, have noticeable regression effect
(四)回歸分析表明,同伴關系、人際信任、社會期望、自尊等因素對中小學生的親社會行為有顯著的回歸效應,這四個預測變量能聯合預測親社會行為78And then, it especially introduces the theoretical basis of pert predicted method and the technology of monte - carlo simulation, it ascertain the random variables of the model by analysing the uncertainty factors of economic effect index. and it brings forward random npv model in the light of basic npv model. using the theory of expected utility to evaluate the risk of project by the probability distribution of project ' s npv
通過分析影響項目經濟效益指標的不確定性因素,確定了模型的隨機變量;根據基本凈現值模型提出了隨機凈現值模型;通過項目凈現值的概率分佈運用期望效用理論對項目的風險進行評價。Stock was born more than 300 years ago. though there are more classical stock investment theories, those theories which apply morden arich to analyze the stock market with date triumplantly cannot be seen usually. this paper combination : the system engineering theories, the stock certificate investment theories, the statistics theories, the western economics theories. and the finance accounting theories, independence to bring up : the method of the coefficient change of the frame of reference, the energy theories of the stock market. and excerpt the analysis method of expectation - effect
本文結合:系統工程、證券投資、概率論與數理統計、西方經濟學與財務會計學等理論,提出了:參照繫系數變動法,能量理論;引用了期望效用分析法以及即將撰寫的中值股票理論,股市風險理論等組成一個完整的股市預測與分析系統,希望為廣大股民提供一種簡單實用、準確及時的分析工具。In general, oot stability data can be described as a result or sequences of results that are within specification limits but are unexpected, given the typical analytical and sampling variation and a measured characteristic ' s normal change over time ( e. g., an increase in degradation product on stability )
通常, oot穩定性數據是指在給定典型分析和取樣變化,以及標準特性隨時間正常變化的情況下,產生的在質量規格限度內,但是超出預期期望的一個結果或一系列結果(比如穩定性降解產物的增加) 。The obtained results in the paper are as follows : ( 1 ) the expansion of fourier series of orthogonal trigonometric polynomial for conditional mathematical expectation and function of random variable ; ( 2 ) the best approximation of trigonometric polynomial about another random variable for function of a random variable ; ( 3 ) the best approximation order of trigonometric polynomial for function of random variable
摘要獲得了如下結果: ( 1 )條件數學期望及隨機變量函數的三角多項式級數表達; ( 2 )一個隨機變量關于另一個隨機變量的三角多項式的最佳逼近; ( 3 )隨機變量函數被隨機變量三角多項式最佳逼近的階。This paper has studied the mean attenuation, scattering, and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution, and that those physical quantities are changed with different variance, expectation and wave lengths of incident electromagnetic wave
本文研究旋轉軸方向分別在平面內和空間中隨機取向呈正態分佈時的小旋轉橢球粒子群的平均衰減截面、平均散射截面、平均後向散射截面等微波散射特徵,以及這些物理量隨軸向分佈期望、方差及入射電磁波波長的變化。The leading candidate for a unified theory holds that reality stems from tiny strings, or loops, or membranes, or something wriggling in a hyperspace consisting of 10, or 16 or 1, 000 dimensions ( the number depends on the variant of the theory, or the day of the week, or the theorist ' s zip code )
統一場理論中最有希望的是超弦理論,這個理論認為現實世界是從微小的弦或環或膜或其它什麼在超空間中糾纏在一起的東西派生出來的,超空間由10或16或1000維組成,這一數字由這個理論的變量決定,或者由日期決定,或者由理論家的郵政編碼什麼的決定。But unit tests can be thorough enough that we can reasonably expect them to catch most violations of the invariants
但單元測試的檢查已經足夠徹底,使我們能夠適度地期望它們捕捉到不變量的大多數不合法錯誤。Based on the additive weighting model and the expectation and square difference method for priorities, the calculating method for minimum changes of weight is obtained when the ranking position between two alternatives is reversed
在區間數的「期望方差」排序法基礎上,基於加權模型,對區間數多屬性決策中權重靈敏度進行分析,並給出了當兩個方案之間排序位置顛倒時某一指標的權重最小變化量的計算方法。分享友人