自動相關函數 的英文怎麼說

中文拼音 [dòngxiāngguānhánshǔ]
自動相關函數 英文
auto correlation function
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 自動 : 1 (自己主動) voluntarily; of one s own accord 2 (不憑借人為的力量) automatic; spontaneous 3 ...
  • 相關 : be interrelated; be related to; be bound up with; correlation; dependence; relevance; mutuality
  • 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
  1. ( 2 ) it explains the basic concept of time series, some kinds of the common time series models and the development characteristics of time series in detail. it analyses how to judge the model from the self - related function and the deviation related function. determining a better standard to set up models from the comparison of some kinds of fixed step time series standards, then predicts utilizing the counter function

    ( 2 )詳細闡明了時間序列的基本思想、幾種常見的時間序列模型以及時間序列的態特徵,分析了如何利用和偏來對模型進行判定,通過對時間序列的幾種定階準則的比較,確定一種好的定階準則來建立模型,從而可以利用逆法進行預報。
  2. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施:根據本實驗室近來研製的吸波材料,建立了吸波材料的據庫;構造了能真實體現「薄、輕、寬、強」優化目標的目標;根據材料的實際量以及塗層厚度精度要求、吸收劑體積分精度要求,建立了能態擴展應碼長的適應編碼方法;首創了通過態跟蹤變量的約束條件來控制塗層總厚度的解碼技術,以此實現了在不弱化寬頻、高強的吸波性能目標的同時,兼顧到薄層、輕質的使用性能要求;在解碼時通過態跟蹤厚度變量的約束條件,實現了多層單組分吸波塗層對重量輕的要求;通過態跟蹤厚度變量的約束條件和吸收劑體積分的約束條件,實現了多層多組分吸波塗層對重量輕的要求;使用權重系變化法,實現了吸波塗層的分頻段吸波性能要求。
  3. The fourth chapter " reseach on fractai structure of stock price " anaiyzed the fractai structure of stock price, deduced the investment function, caiculated the hurst exponent, 3 correlation dimension, and max lyaponov exponent, analyzed the self - similarity, long range dependence, circulation period of stock price and sensitivity of stock price to the initial value, suggested took the exponent characterize fractal instead of variance as instrument to measure risk

    第四章分析並檢驗了股票市場的分形混沌特徵,推導了投資,計算了表徵股票市場分形特徵的hurst指聯維和最大lyapunov指,分析了股票價格的似性、長期記憶和循環周期,分析了股票價格的波對初始條件的敏感性,提出中國股票市場具有混沌分形的特性,用傳統的方差法度量股票風險是無效的,必須使用混沌分析能夠理論來刻畫股票收益的風險,建立收益模型。
  4. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪系: dc = cs _ p ~ d ,式中c 、 d為經驗系,進而得到了以dc值為參的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系,平均達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線投藥模型。
  5. A study on the proposed scanlan linearity has discovered that if the self - excited loads and movement of the model and velocity constitute a linear relationship, and the model vibration accounts for a sine function of the frequency, the rate of the high - order harmonic waves should be quite small

    考查了scanlan的線性假定:如果激力與模型運的位移、速度成線性系,模型振是某一頻率的正弦,那麼應的激力也應是這一頻率的正弦,高次諧波的分量應極小。
  6. By making use of the time dependent covariance and cross covariance formula which used to calculate the non - stationary response under earthquake random excitation and deduced by xiyuan zhou and hu in 1965, the covariance and cross covariance formula of the four envelope models was deducted and the result of four models compared

    本文通過應用周錫元、胡聿賢在1965年提出的計算地震隨機激勵作用下非平穩響應的時變方差和時變互方差公式,分別推導了四種包線模型的時變方差和時變互方差表達式,並比較了四個模型的結果。
  7. In the first session the fans vibration on - line monitoring system is realized with vc language, also compile auto power spectrum density function, cross power spectrum density function, autocorrelation function and cross correlation function etc spectral analysis function to carry through simple offline fault diagnosis

    首先用穩定性強、擴展性好的vc + +語言開發了通風機振在線監測系統,並編寫了功率譜密度、互功率譜密度和互等頻譜分析來進行簡單的離線故障診斷。
  8. Simulation results for non - isothermal flow pass plate have been shown. the spatial correlations in a fluid subjected to an external temperature gradient have been computed by using cellular automata simulations of a simple lattice - gas model with temperature. but, this theory is found limitedly applied to mechanics

    並給出了平板非等溫流體繞流流現象的模擬結果;通過採用一個含有溫度的簡化格子氣模型,用細胞機方法,模擬計算了服從于外部溫度梯度的二維流體中的平衡與非平衡空間值結果表明:該方法的計算結果和由漲落流體力學理論的預言在是性上是完全符合的; bernsdorf等人用ca討論在復雜障礙物情況時的流體流問題。
  9. The main job in this paper is to ‘ transplant ’ rtos to the target equipment whose kernel cpu is mpc860. first, the board support package is designed, which includes some definition and initialization function. the purpose of bsp design is to connect hardware and wind kernel

    首先對板級支持包bsp進行了設計,包括一些板級的定義和一些初始化, bsp設計的最終目的是連接硬體層和wind內核;其次對外圍的網路驅進行了設計和編寫,主要針對的是10m / 100m適應的fec網路驅,並對驅程序進行了檢驗,結果表明其可以有效的進行工作。
  10. Then the resonance demodulation technique is used in analyzing the vibration signal of the gear and ball bearing. to some extent the results depend on the selected frequency band

    這一方法的實現步驟是首先對測得的振信號進行分析,再對進行時延,然後對時延後的進行hilbert變換解調。
  11. We consider a causal, stationary, autoregressive, moving average [ arma ( p, q ) ] process with heavy tailed noise variables. we develop the definition of the inverse autocorrelation function, and obtain the g - spectral estimator of the inverse autocorrelation function

    本文基於噪聲序列具有重尾分佈的因果、平穩回歸滑平均[ arma ( p , q ) ]過程,給出了其逆的定義,並且給出了逆的g -譜估計。
  12. Secondly, we introduce the requirement analyses and designs and realization of human resource management, administration management, kpi management, software project management that ’ s four component of the management information system of software enterprise. thirdly, we introduce the three layers constructor ’ s detail design of the software enterprise management information system. we design a code generate tool based on the system constructor, and output some functions which used to operate database by a code generate tool

    Net平臺和mvc 、 factory設計模式的優點和特徵;介紹了軟體企業管理信息系統的人力資源管理、行政管理、工作績效考核管理、項目管理子系統的功能業務需求分析和設計,以及各子系統功能的具體實現,介紹了系統三層體系結構的具體設計,根據系統特徵設計了代碼產生器,利用代碼產生器產生對據庫進行操作的;最後分析介紹了軟體企業管理信息系統在某軟體企業的應用效果。
  13. The results of the experiment show that the peak value, rms, standard deviation, crest factor, kurtosis value and impulse value of the vibration signals can distinguish between the normal and abnormal conditions of the ball bearing when the level of noise is low

    常用包絡解調技術對此類信號進行分析,但易受噪聲影響,使得齒輪或滾軸承的故障特徵難以凸顯。本文從研究的特性入手,經理論證明,發現並不改變調制信號的調制特徵,但具有顯著的降噪特點。
  14. The qualitative work including : research the phase trajectory of the system 、 poincare map 、 power spectral and auto - correlation. the quantitative work including : calculation of ratio of period 、 calculation of fractional dimension and coefficient of lyapunov, especially ratio of period and the maximum lyapunov exponent. the results show that chaos occurs in the movement of system

    定性的研究工作有:研究系統運軌圖、龐加萊映射圖、功率譜圖和圖;定量方面的研究工作有:周期比的計算、分維的計算和lyapunov指的計算,並著重進行了周期比和最大lyapunov指的計算。
  15. Based on above performances the applications of multi - sensor data fusion in state estimation for maneuvering target is studied systemically. the main work includes : based on the analysis that the extreme value of acceleration presupposed causes influence in the “ current ” statistical model, a modified model is given, which utilizes the functional relationship between maneuvering status and estimation of the neighboring intersample position vector to carry out the self - adaptive of the process noise variance. then combining with the recursive characteristic of kalman filter, an improved self - adaptive filtering algorithm is presented

    基於此,本文針對多傳感器據融合技術在機目標狀態估計中的應用進行了系統的研究,其主要工作如下: 1 、基於「當前」統計模型中加速度極限值的預先設定對于濾波效果影響的分析,利用目標機狀況與鄰采樣時刻間位置估計量變化之間的系實現噪聲方差適應,進而提出了一種修正的模型,並結合卡爾曼濾波遞推演算法,提出了一種改進的適應濾波演算法。
  16. This is more efficient than setting the cursor in the control s constructor, and gives automatic support for certain cursor - related designer functions

    與在控制項的構造中設置光標,然後為與光標的某些設計器提供支持比,此操作更有效。
  17. This dynamic management function does not accept correlated parameters from cross apply and outer apply

    態管理不接受來cross apply和outer apply的
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