概率微分 的英文怎麼說

中文拼音 [gàiwéifēn]
概率微分 英文
probability differential
  • : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
  • : 率名詞(比值) rate; ratio; proportion
  • : 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
  • 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
  1. At last, the probability density function shows multi - fractal characteristic, which is gauss distribution in euclidean space

    流體團的密度佈函數也表現出多重形特徵
  2. The basic principle and method of 3d stochastic modeling of sedimentary microfacies are discussed according to geological and acoustic impedance data of well - logging constrained seismic inversion, and a case study according to stochastic modeling of fluvial facies reservoir of the minghuazhen formation of neocene in a certain block of bohai bay basin is used to show the general process of this research

    摘要探討了綜合應用地質及測井約束地震反演信息進行三維沈積相隨機建模的基本原理、思路與方法, ?以渤海灣盆地某區塊新近系明化鎮組河流相儲層?例,說明這一研究過程的基本步驟,包括井眼沉積相解釋、測井約束地震反演、波阻抗與地質相的關系析、隨機模擬方法選擇、地質統計特徵析、三維隨機建模、隨機模擬預測的多解性評價。
  3. “ we believe the odds of a deal happening over time actually increases, ” goldman sachs analyst anthony noto said in a note to clients after news of microsoft ' s acquisition of online advertising company aquantive

    高盛析師安東尼?諾通當天預測說: 「這一收購使得軟公司並購雅虎網站的增加。 」
  4. The paper divided turbidite fan in deep water from long source into braided channel microfacies, inter - braided channel microfacies, medium fan over - belt microfacies, and external fan subfacies, and divided slump turbidite which related with delta into medium fan subfacies and external fan subfacies, and summed up 15 kinds of marking of subfacies and microfacies classification. at the same time, it formed a series of effective technology of analyzing turbidite source at the base of studying region geological which combined with analyzing the content change of terrigenous debris, with the found of logging facies, and with the ancient terrestrial magnetism test and other technology means under the guidance of three - dimensional model of turbidite which has been founded already and the flat surface feature of microfacies

    將遠源深水濁積扇劃為辮狀水道相、辮狀水道間相、中扇過渡帶相和外扇亞相;將與三角洲有關的滑塌濁積扇劃為中扇和外扇兩個亞相,並總結了濁積巖沉積劃各種亞相、相類型的十四種標志,別為:巖石類型、層理類型、砂巖單層厚度、粒度結構特徵(粒度中值、選性、曲線) 、生物化石、儲層物性(孔隙度、滲透) 、泥巖隔層特徵(泥巖單層厚度、層數、顏色) 、鮑瑪層序組合和自然電位曲線特徵。
  5. Based on this kind of relations between the topological structures and the content distributions we study the web modelling, community identification and some related application problems in detail : first, after some existed characteristics of the web topology are verified, some new characteristics are discovered : the high clustering property in micro - topology ( high average gathering coefficient ), the obvious mapping relation between the topological struture and the content in micro - level 、 linear irrelevant between the degree distribution of network nodes and the relative degree distribution of contents etc. then after analysis the topology of the complex network and the network modeling, the muti - scale determinism is proposed, especially for the information network a web evolvement model ( prcp model ) that fused the node authority and the node correlation is proposed. the model deduction, evolving learning verification and large scale experiment proof indicate that the model can explain the micro - topology centralizing phenomena, can imitate the mapping relation between the network connecting distribution and network content relative distribution and also can predict the mapping relation between the topology clustering and content clustering

    本文在詳細觀察了web網路的拓撲結構特徵以及拓撲結構與內容佈相互關系的基礎上,以信息網路的物理連接拓撲結構與節點內容相關度佈之間的相互關系為主線,從網路特徵、網路建模、社區析及相關應用方面問題進行了深入細致地探討:首先在驗證了前人提出的web網路拓撲結構特徵基礎上,進一步發現了信息網路所具有的一些新特徵: 1 )網路觀顆粒度的拓撲結構聚團與內容聚團存在明顯的映射關系,具體包括節點之間的物理連邊與節點之間的內容相關度成指數比例關系、節點形成三角形拓撲結構的與節點內容相關緊密程度之間同樣具有一種指數比例關系; 2 )網路節點連接度整體佈與節點內容相關度整體佈是線性無關的; 3 )網路觀拓撲結構中的存在很強的集聚性(平均聚團系數很高) 。
  6. Secondly we study the properties of moment generating functions of probability measures, calculate its sub - differential by the convex analysis, use it to characterize the quasi - symmetric probability

    本文研究了測度的矩母函數的性質,用凸析的方法算出了矩母函數的次,並用此完全刻畫了c . j . stone提出的擬對稱測度的性質。
  7. Methods for microbiological examination of food and animal feeding stuffs - enumeration of coliforms - most probable number technique

    食品和動物飼料生物檢驗方法.第3部:大腸桿菌計數:最大數技術
  8. Microbiological examination for dairy purposes - methods of general application for enumeration of microorganisms - enumeration of microorganisms by most probable number technique

    乳品的生物檢驗.第2部:生物計數通用方法.第6節:最大數細菌計數方法
  9. First, this paper gives an introduction of some methods of unequal probability sampling, their estimators and variance estimators, including sampling with pps with replacement, methods of sampling without replacement suggested by brewer, durbin, sampford, des raj, murthy, rao - hartley - cochran. then, at the basis of rao and bayless ' s study, we consider that population can be splited two random subpopulations, which are respectively drawn from different infinite super - populations, and compare the stabilities of estimators of the methods that given above. we find that the minor difference between two super - populations has great effect on the efficiency of the estimators for the population with moderately large coefficient of variation ( c. v. )

    本文首先從理論上介紹了若干種不等抽樣方法,它們的估計量、估計量的方差及其估計,其中包括有放回ppz及pps抽樣,不放回不等抽樣中的brewer 、 durbin 、 sampford 、 desraj , murthy 、 rao - hartley - cochran等人的方法;其次,在rao和bayless兩人就樣本單元數n = 2的情形對上述抽樣方法進行比較的基礎上,將總體隨機地成兩個子總體,視每個子總體取自不同的線性超總體,在文中,我們利用計算機實現隨機組,並通過畫圖比較各方法估計量的穩定性,結果表明,對變異系數c . v . ( x )較大的總體而言,兩個超總體之間的小差異將對估計量的穩定性產生很大的影響,從而說明rao和bayless的比較結果還不夠完善。
  10. Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

    基於上述研究,得出的主要結論有:建築物震害預測是一個模糊的、系統的、復雜的問題,現有的方法很多一般都是以震害統計規律、專家經驗、理論析和試驗研究為依據,有其自身的優缺點和一定的適用范圍;應針對不同的建築物條件、場地條件、地震強度和已有經驗等,採用不同的預測方法進行建築物震害預測,以使預測結果達到預期的精確性、可靠性和可操作性;建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣,成為指導抗震防災的重要依據,各類結構的震害情況表現為: 6度地震作用下各類建築物基本完好; 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕破壞為主; 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主; 9度地震作用下鋼筋混凝土結構以輕破壞為主,單層工業廠房和空曠房屋以中等破壞為主,其餘建築以嚴重破壞為主;建築物的震害預測結果體現了未來地震來臨時的震害程度,在編制漳州市區抗震防災規劃時,對于遭遇50年超越10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固;由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部,重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增,漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度( 7度)時,漳州市區直接經濟損失約4 . 5億元,無家可歸人員約40000人,且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震時的建築物室內人數密切相關,地震時無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。
  11. It ' s a pity that although there are many papers and articles focused on data mining published every year, most of them deal with data mining concept and abstract algorithm theory, it is hardly to see their real implementation and application, in this context, when i was in my graduate exercitation in a company in beijing, which focus on developing supermarket software, i joined and completed an olap ( online analytical processing ) project, merchandise analysis and sale report system, which based on microsoft analysis service and microsoft sql server. i also design and implement three important algorithms : merchandise association rule algorithm based on multi - level merchandise category, supermarket member customer shopping frequent sequence generating algorithm, customer classification ( decision tree ) algorithm which based on information entropy and conditional probability tree, and they all achieve expected result

    本文作者在實習期間,參與並完成了基於析服務器的銷售析與報表系統;並在公司即將開始的數據挖掘項目中,完成了多個重要演算法的設計和c + +程序實現:基於多層類商品樹的商品關聯規則演算法,會員顧客的購物頻繁序列模式產生演算法;基於信息熵理論和條件樹的會員顧客類(決策樹)演算法,並別使用數據進行了測試,取得了較好的結果。
  12. Based on the study of strength degradation of material in the fatigue process, a strength degradation model is proposed. a stochastic differential equation, which controls strength degradation, is obtained from the model randomized by markov process. by using the theory of stochastic, the distributions of residual strength at any given lifetime and lifetime of any given residual strength are attained. under a few suitable hypotheses, inverse gaussian distribution of fatigue life is derived, and verified by means of experimental data. the result shows that the model and the method are reasonable

    在研究疲勞過程中材料強度退化規律的基礎上,建立了一個強度退化模型.對其進行隨機化處理,得到控制強度退化過程的隨機方程.在一定假設條件下,獲得了剩餘強度密度函數的封閉解,並推導出疲勞壽命的反高斯佈形式.給出一種考慮損傷狀態對隨機漲落影響的近似處理方法.與試驗數據的比較結果表明,本文的模型和方法是合理的
  13. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負電導
  14. A important result is the one - orde r expression of ar ( p ) yt = dyt - 1 + e, from paralleling a high - order differential equation transformation into a one - order differential equation system, the one - order expression exposes that the ar ( p ) is only a certain more - multivariable power series process and, if a process is described as an ar ( p ), the sufficient and necessary condition is the spectrum norm a of the coefficient matrix d less than one. simplification of ar ( p ) not only brings about orthogonal f ( h ) but also provides global foretelling formula

    作者用高階方程化一階方程組的方法,獲得多元弱平穩序列p階自回歸模型的一步滑動平均表達式,證明了ar ( p )的是一個更高維的冪級數的線性過程,從而,說明了ar ( p )關于序列依成立的充要條件是:該模型更高維的冪級數的線性過程的表達式中系數矩陣d的譜范數1 。
  15. This probability cloud obeys a quantum mechanical principle called heisenberg ' s uncertainty principle, which states that there is an uncertainty in the classical position of any subatomic particle, including the electron ; so instead of describing where an electron or other particle is, the entire range of possible values is used, describing a probability distribution

    這個雲服從所謂的海森堡測不準原理的量子力學原理,原理表明任何亞原子粒包括電子經典位置具有不確定性;因而代替描述電子或其它粒所處位置,用全部范圍里的值描述佈。
  16. Are uncertain and should be regarded as random variables, therefore the reinforced concrete frame is stochastic structure inherently, and then its motive equations converted to combined random differential equations for the uncertain parameters and external random excitation. these equations were solved by order - orthogonal expansion method with pseudo - excitation method, and then the statistic stochastic responses of random structure were obtained. at last, based on the stochastic cumulative damage model with double parameters developed by park, formulas were formulated for calculating structural earthquake damage probability using the structural reliability theory ( mainly jc algorithm ) in extensive random space

    首先對受地震激勵的剪切型鋼筋混凝土結構進行建模,用隨機等效線性化方法將二階非線性方程組化成一階線性方程組(或稱之為狀態方程) ;再考慮材料等參數的隨機性,則狀態方程成為復合隨機方程組,將擴階系統方法和虛擬激勵方法推廣並應用於這個復合隨機方程組,求出結構的隨機響應量的統計參數;最後採用隨機累積損傷破壞準則,在廣義隨機空間內,用jc演算法求解失效,進而求出結構的抗震可靠度。
  17. The discipline has its own problems in its domain of investigation, as well as unimaginable applications in the real world. from the view of mathematical tools used in the investigation of probability, this paper divides the history of the theory into stages and attempts to analysis the characteristic of each stage. historically, it went through three main periods : classical probability theory, analytical probability theory and measurable probability theory

    從17世紀中葉誕生至1812年,計算主要以代數方法為主,這一時期稱為「古典論」 ;從1812年到20世紀初,主要以析方法為主,如:特徵函數,方程,差方程等,這一時期可以稱為「論」 ; 1933年以後,主要以測度論來研究論,可以稱為「測度論」 ,這時論已經實現了公理化。
  18. Firstly, the experience and the reason of vehicle hot axle engendering are analyzed. secondly, by utilizing the thermodynamic theory of hot axle box, the heat balance of vehicle alxe temperature field is analyzed. thirdly, the temperature rule in alxe box is studied through the two methods of linear regression and probability and fuzzy mathematics and the subject function of running heat, micro - heat, strong heat is built

    第一部列車軸溫規律的研究,首先析了車輛熱軸發生歷程和產生熱軸原因,其次應用車輛軸箱熱力學理論,對車輛軸箱溫度場進行了熱平衡析,最後應用一元線性回歸及析和模糊數學方法得出了運轉熱軸溫規律,並建立了運轉熱、熱、強熱、激熱的隸屬函數。
  19. Especially, we investigate a local asymptotic behavior of the probability of ruin which individual claims size have a distribution that belongs to s ( v ) with v > 0. the main results : theorem 2. 3. 2 let satisfies the defective renewal equation, where theorem 2. 3. 2 the ruin probability ( u ) has the following expression ( 2. 3. 3 ) where 7 ( 11 ) is defined in theorem 2. 2. 2 and dx

    1時,罰金折現期望廠』 … )便為最終破產(山(叫) ,所以破產也滿足一高階積方程;由此得到了破產的拉普拉斯變換,從而得到了破產所滿足的一股疵的更新方程
  20. The basis function to emh is that it is legitimate when we analyze the capital market by probability calculus

    Emh的一個基本功用就是使在析資本市場時使用得以正當化。
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