統計特徵值 的英文怎麼說

中文拼音 [tǒngjìtèzhǐzhí]
統計特徵值 英文
statistical characteristics
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 徵 : 名詞[音樂] （古代五音之一 相當于簡譜的「5」） a note of the ancient chinese five tone scale corre...
  • 統計 : 1 （對有關數據的搜集、整理、計算和分析） statistics; census; numerical statement; vital statistic...
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. Through matlab simulations, this improved algorithm can not only achieve the same resolution ability as the conventional music algorithm in ideal conditions, but also acquire the resolution ability and estimation precision that music algorithm can ’ t obtain in the nonideal condition of so - called signal eigenvalue leakage

    通過matlab模擬，該改進方法不僅可以在理想情況下取得和傳統music演算法一樣的分辨力，而且在所謂的信號特徵值泄露的非理想情況下可以取得傳統music演算法不能達到的分辨力和估計精度，同時一定程度上減小了運算量。
  2. According to user ' s request of flexible query, finding rule through data, data visualizing, jjms applied descriptive data mining including olap, concept description and so on. it realized the function of basic analysis, classification analysis, related analysis, characteristic value analysis. the result show at the way of pivot table, pivot chart. it satisfied the user preferably

    「交通部紀檢監察統計分析系統」根據用戶提出的靈活統計、從數據中發現規律、直觀展現數據的需求，應用olap 、概念描述等描述數據挖掘技術，實現了基本情況分析、分類分析、動態分析、關聯分析、特徵值分析等一系列功能，以透視表、透視圖為主要的數據展現方式，較好的滿足了用戶的需求，得到了用戶的肯定。
  3. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括：提出了模糊隨機變量協方差和反向協方差的概念；研究了二階模糊隨機變量的均方收斂性，並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理；根據均方模糊隨機分析理論，得到了輸入為模糊隨機過程的線性系統的輸出輸入統計特徵關系方程；證明了ito型模糊隨機微分方程解的存在唯一性，並給出了ito型線性模糊隨機微分方程解的表達式，統計特徵方程以及非線性模糊隨機微分方程的數值解法；得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統計特徵方程和線性模糊隨機系統的kalman濾波演算法；研究了當觀測值是模糊數據時，線性回歸模型的建立。
  4. Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived

    該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析，特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析； 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題，並給出了該種型號的給水泵轉子的更準確的力學模型，為進一步的轉子動力學分析與設計奠定了可靠基礎； 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。
  5. Based on the technical parameters, quality matter and character of polymeric materials and its products, the statistical method such as orthogonal array design, pareto diagram, histogram, significance testing, fuzzy mathematics have been used to carry out a series of study. by doing so, the inherence relationship and variance property, degree and reason of polymeric materials and its products have been obtained ; it could get better improved by adopting correcting measure

    本論文以高分子材料及其製件的工藝參數、質量問題和質量特徵值為研究對象，利用正交實驗設計、調查表、因果圖、排列圖、直方圖、控制圖、故障樹（ fta ） 、顯著性檢驗、相關分析以及模糊數學評定法等多種統計技術方法，從不同角度進行了一系列探索性研究，得到了高分子材料及其製件內在關系及變異的性質、程度和原因，採取了糾正措施並取得了較好的效果。
  6. It plays a very important role in many application, according to the point of mathematics point, its mostly application originate from equations of mathematical physics, difference equations, markov process, and so on, its purpose is to solve the problems of solid, fluid, electromagnetic, microscopic particles, system control, and etc. in practical science research and engineer applications, such as, architecture project, research of aeronautics and astronautics, bioscience, computing physics and oil reconnoiter, many large scale generalized eigenvalue problems need to be solved

    它在很多應用中扮演非常重要的角色，從數學角度來看，矩陣特徵值問題的應用大多來自數學物理方程、差分方程、 markov過程等。目的是為了計算固體、流體、電磁、微觀粒子、系統控制等重大問題。在實際的科學研究與工程應用中，比如在建築工程、航空航天研究、生物科學、計算物理以及石油勘探中，都要涉及到大規模矩陣廣義特徵值問題的計算。
  7. The observed data of temperature during 1954 ~ 2003 in hotan area were used, the annual and seasonal change trends are analyzed by moving - average method ; the statistical characteristics were calculated to analyze the variation feature of temperature within a year

    摘要本文採用和田地區1954 - 2003年氣溫實測資料，使用滑動平均法計算氣溫年際及季節變化趨勢；計算統計特徵值來分析氣溫年內變化特徵。
  8. After reviewing wavelet theory, pyramid wavelet decomposition was introduced to texture representation, we discussed the problem of optimal window size for texture feature extraction method ; the problem of local statistical feature value refinement has been studied, and a refinement method has been given which can decrease the boundary effect in calculating the feature value

    在敘述小波分析理論的基礎上，把金字塔小波分解引入到紋理表示中來，討論了提取紋理特徵值時選取窗口大小的問題；研究了局部統計特徵值的改進問題，給出了一種對所提取的紋理特徵值的改進演算法，一定程度上克服了計算紋理特徵時的邊界效應。
  9. To study the wave field characteristics of 2 - d transversely isotropic elastic random medium, we separately calculated the statistical characterizations ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the five different time sections

    為研究橫各向同性彈性隨機介質模型中的波場特徵，我們在五個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。
  10. To study the wave field characteristics of 2 - d viscoelastic random medium, we divide up the theoretic recording sections ( vertical component ) into two different time sectors, and separately calculated and extracted the three statistical characteristics ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the two different time sectors

    為研究粘彈性隨機介質模型中的波場特徵，我們在理論記錄（垂直分量）剖面上選取兩個時間區段；在這兩個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。
  11. Statistical feature based fast color image interpolation

    基於統計特徵的彩色圖像快速插值方法
  12. ( 3 ) features of turbopump test data both in time domain and in frequency domain are analyzed using statistical estimation methods. the value of applying these features into nd is discussed

    （ 3 ）應用統計特徵估計方法，分別對渦輪泵試車數據的時域特徵和頻域特徵進行了統計分析，並討論了這些特徵在新異類檢測中的應用價值。
  13. This algorithmcarries on two values pictures processing in the differencefoundation, according to the human body statistical characteristic, proposed through the judgement projection curve second time derivativesize, determines the person face boundary the method

    該演算法在差分的基礎上進行二值圖像處理，根據人體的統計特徵，提出通過判斷投影曲線的二階導數大小，來確定人臉邊界的方法。
  14. Eigenvalue sensitivity analysis has been widely used in power system dynamic studies and the controller designs, becoming an indispensable tool in power system small signal stability analysis

    摘要特徵值靈敏度分析已廣泛應用於對電力系統中控制元件的選址和控制系統的參數設計，特徵值靈敏度已成為電力系統小干擾穩定控制設計時一個不可缺少的重要工具。
  15. Applied in license plate segmentation problem, a new segmentation method of automobile license plate based on wavelet transform and neural network is pointed out [ 71 ]. 2 ) phase of image feature extraction : combined with the feature extraction of structural and statistical method, a method of image character feature extraction based on wavelet and moments analysis is presented [ 74j. 3 ) phase of image classificaton [ 73 ] : after investigation on intelligence recognition technology, the paper puts forward basic structure of recognition machine ' s model, and makes a primary research of basic structure and design method, then makes research of the multi - character method

    並應用於車牌分割問題，提出基於小波與神經元模式識別的車牌圖像分割方法； 2 ）特徵提取階段：將結構特徵提取方法和統計特徵提取方法的緊密有機結合，提出一種基於小波和矩的車牌圖像字元特徵向量提取方法； 3 ）分類識別階段：對智能識別技術進行研究，提出智能識別機的模型結構，對識別機的基本層次結構和設計方法進行初探；並針對多特徵方法進行一定的研究；本文提出的基於模式識別的圖像處理方法對其他領域的圖像處理具有一定的參考價值。
  16. Based on the electromechanical coupling characteristic of the multi - machine power system, the transitive closure is calculated depending on the synchronization torque coefficient matrix. then a proper threshold value is chosen to achieve the reasonable block decoupling of multi - machine power system. eigenvalues of block - decoupling subsystem are calculated respectively

    該方法根據多機電力系統的機電耦合特性，在多機系統同步力矩系數矩陣的基礎上，求取傳遞閉包，通過選擇適當的閾值水平，實現多機系統的合理分塊解耦；對各分塊解耦子系統分別計算特徵值，各子系統的特徵值的集合可以近似作為原多機系統的特徵值。
  17. In chapter 3, the statistical properties of raw data of the received electromagnetic waves are analyzed and computed, which show that the real and imaginary parts of sar raw data have zero means, slow changing variance, and asymptotically gaussian distribut

    第三章分析和計算了合成孔徑雷達原始數據的統計特徵。原始數據的實部和虛部滿足均值近似為零的漸進高斯分佈且相互獨立，數據的熵值較高。
  18. At first, based on the 272 station monthly precipitation in china, the paper described the heterogeneous of the spatial distribution precipitation by use of the curve of lorenz and the coefficient of g. the results show that the heterogeneous of the spatial monthly precipitation in summer is stronger than in winter. based on this describing, the probability distributions function of the spatial distributions are fitted by use of the gamma distribution model, and this general principle is examined. the results show that the gamma distribution is good on describing the heterogeneous of the spatial distribution precipitation in china

    並以分佈擬合中國區域月降水量的空間概率分佈，擬合效果優良，表明描述中國區域月降水量水平空間分佈非均勻性的普適分佈律以分佈的pdf最為適宜；以1 、 4 、 7 、 10月具有代表性的資料為例分析了各季月降水量空間分佈型的主要特徵及其形成原因，並從一個側面表明我國月降水量空間分佈的偏態性正是我國降水氣候的最顯著統計特徵之一，這也與我國大陸性季風氣候特點密切相關；並且月降水量的基尼系數和分佈模式形狀參數值都是夏季大於冬季，說明月降水量的空間分佈非均勻性夏季比冬季弱。
  19. After analyzing the theory of target scattering and characters of hrrp, the approach of target recognition is presented, which is based on the statistical features of hrrp, including peak value, scale, radial energy accumulation variance, and fft - mdmt characters

    在分析目標的散射機理以及高分辨一維距離像特性的基礎上，提出了一種基於目標距離像的峰值特徵、尺度特徵、徑向能量積累、方差特徵、 fft - mdmt特徵等五維距離像統計特徵的目標識別方法。
  20. From the point of financial asset value movement ' s statistics, the paper analyses statistical characters and methods of security portfolio market risk, such as geometrical brownian motion, stochastic wandering model, and normal distribution, which depict the motion of stock ' s price. the paper indicates fluctuation and relativity are issue of statistical object

    論文首先從金融資產價值運動的統計理論角度，系統分析了證券投資市場風險的統計特徵和統計方法，如描述股票價格運動的幾何布朗運動、隨機遊走模型、以及正態分佈等，指出了描述證券投資市場風險的重要統計對象是組合資產價值的波動性和相關性。
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