指數密度函數 的英文怎麼說
中文拼音 [zhǐshǔmìdùhánshǔ]
指數密度函數
英文
exponential density function- 指 : 指構詞成分。
- 數 : 數副詞(屢次) frequently; repeatedly
- 密 : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
- 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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( 1 ) the posterior distribution of the coefficient matrix, the precision matrix and covariance matrix, and their bayesian estimation under the matrix normal - wishart conjugate prior distribution. ( 2 ) the deduction of the predictive distribution, proved to be matrix t distribution. ( 3 ) the designs of bayesian multivariate mean value control charts in terms of the relationship between the multivariate wishart distribution and x2 distribution, the bayesian process capability index and its confidence lower limi
通過多方程模型系統的統計結構,證明了矩陣正態? wishart先驗分佈是模型參數( , )的共軛先驗分佈,研究了該先驗分佈下模型系數矩陣、精度陣和協方差陣的后驗分佈及其貝葉斯估計,對模型預報密度函數進行了嚴格的數學推導,並將其應用於多元質量控制領域,構造了貝葉斯均值向量聯合控制圖;結合wishart分佈與x ~ 2分佈之間的關系,設計與推斷了貝葉斯多指標過程能力指數及其貝葉斯置信下限。A method is proposed to construct a localized active functional space from the density matrix of a large system. the large system is partitioned into central and surrounding areas. the active functional space is mainly localized on the central area. it contains all basis functions centered at the central area and all the orbitals which consist of the basis functions localized in the surrounding area and interact with the basis functions in the central area to a certain extent. an integral number of electrons are involved in the localized active functional space which can be considered as a relatively independent subsystem in the large system and for which formally isolated quantum chemical calculations can be performed. the related program has been coded and is checked through calculating the number of 4
報道了從大體系的密度矩陣出發構造定域于指定局部的活性泛函空間的方法和程序。將大體系劃分為中心區和環境區,活性泛函空間包含中心區的基函數及與其有相互作用的環境區軌道,容納整數個電子,構成大體系的一個相對獨立的子體系,可以在其中進行獨立的量子化學計算。通過計算鑭系氯化物和水合離子的4Based on the spectral irradiance measured with the sun - atmosphere ultraviolet spectrum radiometer ( sauvs ) developed by the institute of atmosphere physics and the changchun institute of optics and fine mechanics, chinese academy of sciences, measuring the direct and scatter irradiance spectrum of ultraviolet waveband which arrives in beijing global surface, giving a method of retrieving the aerosol optical depth ( aod ) and put up with primary results that exponential function can fit the retrieval results according to its visibility, putting forth different coefficients and functions on variable visibility, also giving a primary analysis on the aod in dust - storm day and some contrast between sun - day and dust - storm day, analyzing the ratio between scatter and total irradiance, and its relationship with atmosphere mass and total atmosphere optical depth, lastly contrasting with the survey results by aeronet beijing station, the results of retrieval is in reason, this work gives some help in researching the co - effect of aerosol - radiance - climate and makes preparation for further survey on the radiance characteristics of dust
利用中國科學院大氣物理研究所與長春光學精密機械研究所合作研製的太陽?大氣紫外光譜輻射計( sauvs ) ,測量到達北京地表的太陽直接和散射紫外光譜輻射,導出了大氣氣溶膠的光學厚度。初步結果表明:北京紫外波段大氣氣溶膠的光學厚度在絕大部分情況下隨波長的增加而單調減小,用指數函數可以較好地擬合反演結果,統計得到了三個水平能見度狀況下擬合函數的系數值和公式表達式;初步分析了揚沙、浮塵、沙塵暴天氣條件下氣溶膠光學厚度的特點,並與一般晴朗天氣條件下的氣溶膠光學厚度特點做了比較分析;分析了太陽紫外譜輻射中散射輻射與大氣質量、大氣總光學厚度的定性關系和定量表達式;最後與全球氣溶膠監測網路( aeronet )北京站的資料做比對,表明反演結果基本合理。We can show the existence of solutions to the differential inclusions problem by baire category method, and so the formal problem. the main steps of using baire category method are as follows. first we construct a complete metric space v. then with the help of the likelihood functional, we obtain a series of open and dense subset vs in v. finally, by baire category theorem, we know that the subset vs is dense in v
本文指出在適當的條件下,可以將原問題轉化為一個微分包含問題:對於此微分包含問題運用baire稠密性方法,構造一個完備的度量空間,也就是容許函數空間,再利用似然泛函構造出它的一列稠密開子集(實際上是逼近解集) ,從而由baire稠密性定理可以得到解的存在性。At the same time, the formulas on reliability, mean time to failure and availability, mean time between failure etc were deduced respectively based on the distribution density function and markov state - transition diagram
同時依據分佈密度函數和馬爾可夫模型的數學理論分別推導了兩種系統的可靠度、平均故障前時間和可用度、平均故障間隔時間等指標的計算公式,為軟體內核程序的開發奠定了理論基礎。We find that the cosmic scale factor has the form of exponent inflation if the cosmological constant contributes to the positive material density, and the factor is composite function of cosine if the cosmological constant contributes to the negative material, furthermore, we gain the new formality of the pressure and the temperature in the procedure of cosmological evolution
首次發現當宇宙學常數對物質密度的貢獻大於零時有指數復合函數的型得一般暴漲,當宇宙學常數對密度的貢獻小於零時宇宙有餘弦形式的演化。通過對宇宙中壓強和溫度的計算,得到新的壓強表達式和暴漲宇宙模型中溫度隨時間演化的表達式。Simultatly, based on the vaviaction of seismic signal - noise ratio, the anthor use the funtion singular method in the seismic data procesy and put forward the wavelet amplitude singular exponentid method and the wavelet power spectrum singular exponential for the fractued density detection
與此同時,將函數奇異性分析的思想引到地震信號處理中來,針對地震信號信噪比的高低,提出小波振幅奇異性指數法和小波功率譜奇異性指數法的裂縫密度檢測方法。In the design and analysis of sequence cipher, we obtain the following results. first, we give the trace representation of primitive sequences and their corresponding highest lever sequences on galois ring by using the trace function theory and the characteristic of lever factorization, and determine the correlation function linear complexity and element distribution of the highest lever sequences of primitive sequences on galois ring gr ( 4, m )
在序列密碼的設計和分析方面:首先,利用galois環上跡函數理論和本原序列的權位分解特徵,給出了本原序列及其最高權位序列的跡表達式,然後利用galois域上二次型理論與指數和理論決定了特徵為4的galois環上本原序列的最高權位的相關函數、線性復雜度和元素分佈。Based on priestley ' s evolutionary spectrum theory, an evolutionary process modulated by decline composite exponential function, is investigated as one kind of non - stationary excitation commonly encountered in engineering, the analytical solution of the response properties is gained due to proper simplification
基於priestley的演變譜密度理論,對于工程中常用到的衰減指數函數調制的演變過程激勵,可以通過對結構響應的合理簡化,得到響應特徵的解析形式。All this has laid a strong foundation for selecting a subject of maskless afm nanolithography, i. e., field - induced oxidation of si semiconductor. in chapter two, a high - intensity current between a probe tip and a sample is discussed first. electrical intensity between them is simulated using matlab software after an electrical model is introduced, thus theoretically analyzing the effect of tip radii, tip - sample separation, radii at the sample, and biases on the morphology of field - induced oxidation
第二章首先討論了掃描探針與樣品之間的高密度電流,得出了電流密度與偏置電壓和探針?樣品間距密切相關,其關系不能以簡單的線性或指數函數來表述的結論;然後引進了掃描探針場致加工的電場模型,利用matlab模擬探針與樣品之間的電場強度,分析了掃描探針加工條件包括探針針尖曲率半徑、探針-樣品間距、樣品平面半徑以及偏置電壓等對場致氧化物幾何形態的影響。Class with the specified algorithm identifier and key length
構造函數使用指定的演算法標識符和密鑰長度來創建In this work, both the security on cryptographic functions and the relation of security measure indexes are mainly researched
本文主要研究了密碼函數的安全性及相關的度量指標。Abstract : according to the fragment warhead of the missile, we propose dynamic characteristic of fragment dispersion in different reference frames, calculate dynamic distributing density function in earth reference frame and missile reference frame, and point out the dispersion section of the warhead is different from the dynamic distributing density in earth reference frame and missile reference frame
文摘:以某型防空導彈的破片殺傷式戰斗部為例,分析了在不同坐標系中的破片動態飛散特性,分別計算出在地面坐標系和彈體坐標系中破片的動態飛散密度函數,指出在不同的坐標系中戰斗部的飛散區和飛散密度不同。In chapter four, the security of the local and the integer on cryptographic functions are analyzed, and a new measure index of local security, namely local nonlinearity is also introduced. moreover, the relation of both the local nonlinearity and nonlinearity of cryptographic functions was opened out
第四章分析了密碼函數的整體安全性與局部安全性,其中引入局部安全性新度量指標?局部非線性度,揭示了密碼函數的(整體)非線性度和局部非線性度的關系。Bivariate exponential desity functions
二變量指數密度函數In the microcosmic field : ( 1 ) from the disciplinary of hole in loess diversification, that the disciplinary of effective hole in loess diversification is the microcosmic incarnating of the disciplinary of collapsible speed diversification was pointed ; ( 2 ) the function between distributing density of effective hole and time was established by dla
在微觀角度上: ( 1 )從孔隙率變化規律出發,指出有效孔隙的變化規律是濕陷速率變化規律的微觀表現; ( 2 )利用有限制的擴散凝聚( dla )模型,得出了有效孔隙分佈密度與時間的函數關系式。In chapter two, the security measure indexes on cryptographic functions are researched by the numbers, which include the slowness and balance of both the static state information leakage ( such as balance and correlation immunity and so on ) and dynamic information leakage ( such as the diffusion and high order autocorrelations and so on ) on cryptographic functions
第二章系統研究了密碼函數的各種安全性度量指標,包括密碼函數靜態信息泄漏的緩慢性和均勻性(如相關免疫性、非線性性、均衡性等等)和動態信息泄漏的緩慢性和均勻性(如擴散性、高階互相關性等等) 。分享友人