隨機場 的英文怎麼說
中文拼音 [suíjīchǎng]
隨機場
英文
gmrf-
Random fields on tree axe applications on trees of theory of random process - a new math model, which develeped from coding and encoding problem in information theory
樹上的隨機場是隨機過程理論在樹-這一最新的數學模型上的應用，它產生於信息理論的編碼和譯碼問題The experiment datum indicates that the feature parameters of mrf model have the rotative invariability for the texture image with small angle rotation
研究了小角度的旋轉和圖像噪聲污染對馬爾可夫隨機場模型的紋理特徵的影響。Band selection methods are more proper for hardware realization and the last method is chosen for dimensionality reduction of hyperspectral image processed by the hardware platform. secondly, rx, gmrf and sem, three representational algorithms of anomaly detection are studied
其次，研究了具有代表性的三種奇異檢測演算法: rx演算法、基於高斯馬爾可夫隨機場模型（ gmrf ）的檢測演算法和基於隨機最大期望（ sem ）分類的檢測演算法。The application of the neighbor markov random field has been analyzed in the dissertation. from the angle, the infrared fpa imaging target detection technology based on the adaptive background estimation is also proposed
論文應用markov隨機場的局部約束特性，從紅外圖像背景概率場角度，提出了基於背景自適應估計的紅外焦平面圖像目標檢測技術。Texture segmentation of multispectral remote sensing image based on markov random field
基於馬爾柯夫隨機場的多波段遙感影像紋理分割研究The acoustic emission experiments of concrete under uniaxial tension loading in whole process are conducted arid the stochastic modeling theory is introduced to determine the random field distribution parameters of the limit fracture strain of the mesoscopic damage elements
利用混凝土單軸受拉破壞全過程的聲發射實驗數據，引入隨機建模理論，確立了細觀損傷單元的極限破壞應變隨機場分佈參數。A new type of viscoelastic stochastic finite element method is established using first - order perturbation theory based on local averaging method of random field and karhunen - loeve expansion theory of random process. the amount of computations is greatly reduced by transforming correlated random variables to a set of uncorrelated random variables. the relations of different random response variables are analyzed and monte carlo simulations for viscoelastic stochastic structures are investigated
基於隨機場的局部平均法以及隨機過程的karhunen - loeve分解理論，通過一階隨機攝動方法建立了考慮材料近似不可壓縮的粘彈性隨機有限元公式，由相關結構分解減少計算量，分析了各結構隨機響應量之間的關系，給出了數字特徵的計算方法，研究了粘彈性隨機結構的montecarlo模擬驗證方法。Sampling methods for common distributing random numbers and the samples of random fields are proposed. combining the monte - carlo simulation technique with the one - dimensional discretization finite element method, the monte carlo - finite element method for stochastic analysis and the reliability computation of thin - walled box girders are proposed in this thesis
建立了幾種常用分佈隨機數以及隨機場隨機樣本的產生方法；將蒙特卡羅數值模擬與薄壁箱梁一維離散有限元法相結合，提出了薄壁箱梁隨機分析和可靠度計算的蒙特卡羅有限元法。Based on the geometric meaning of the reliability index, the optimization method for the reliability computation is constructed, and the correlated abnormal distribution random fields are addressed
對非正態分佈、相關變量隨機場進行了處理，依據可靠指標的幾何意義建立了可靠度計算的優化演算法。By using vector random field model and second - order perturbation method, viscoelastic stochastic finite element formulation is developed, which can take the correlation of random parameters into account and is suitable for stochastic structural analysis with larger variance of the uncertainties
利用向量隨機場模型和二階隨機攝動方法，給出了相應的粘彈性隨機有限元列式。能夠考慮參數的相關性，更加接近於prony級數的參數測試過程。The multiscale sample paths based on distinctive order tree are presented by computer simulation. second, we present the method of 3x3 - order tree - based of redundant multiscale representation for 2 - d markov random fields, and we propose a class of non - redundant multiscale model for reduced - order approximately representing gaussian markov random fields making ties to multiscale analysis
2 、給出了2 - d馬爾可夫隨機場基於3 3階樹有冗餘的多尺度表示方法，並結合多尺度分析的思想，建立了2 - d高斯馬爾可夫隨機場降階、近似、無冗餘的多尺度表示模型。This article gets some good results on the random fields of dependent random variables on the base of the studies of one dimension integer random variable serials with extending it to a tree
本文就是在一維整值隨機變量序列研究的基礎上，將之推廣到樹上，得到了一些關于相依隨機變量隨機場的結果。Selecting a proper neighborhood system and using the ability of markov random field to describe spatial dependence, mrf can be used to model the structural and textural behavior of images. selecting a appropriate model and making use of the optimal algorithm ? simulated annealing to estimate the parameters, wonderful image restoration can be achieved
馬爾可夫隨機場能夠很好地描述空間連續性，用適當的鄰域系統，能對圖像的結構特徵建模；結合優化演算法?模擬退火，可以獲得滿意的圖像復原效果。In this paper, the pce principle, method and technical achievement of traffic engineering in domestic and overseas from 1940 to 1993 are analyzed, compared and evaluated. moreover, the use condition and limitation of the studying achievement are elaborated. based on it, in view of the complexity of the vehicle kinds and mixed traffic in domestic highway traffic, the physics method on influence space of vehicle is put forward according to the achievement of studying the road capacity and the mass traffic observation data of 177 section of highway
本文首先對1940到1993年以來，國內外在交通工程研究中涉及到的車輛當量換算系數計算的原理、方法和技術成果進行了分析、比較和評價，闡述了這些研究結果的使用條件和局限性。在此基礎上，鑒於我國公路交通中車種多，車型復雜以及混合交通等的特點，通過對我們以前研究通行能力積累的成果和實地177個不同路段所採集到的大量交通觀測數據的分析和研究，利用數理統計和隨機場理論，提出了一種汽車道路作用空間的物理分析方法來研究車輛當量換算問題。Isotropic random field
迷向隨機場At last, the resultes are compared with those without adoption of random field model and the reliability of pile foundation under vertical load is systematically studied. the conclusion is that the interaction of piles group - soil - pile cap has great effect on the reliability of the pile foundation
並與未採用隨機場模型的計算結果相比較，對豎向荷載下樁基可靠性進行了較系統的研究，說明樁群?土?承臺相互作用的特性對整個樁基礎的可靠度有很大影響。The strong large numbers law for b - valued random fields
值混合隨機場的強大數律Study on markov random field in speech recognition
馬爾可夫隨機場在語音識別中的應用Study of regression in vector random field
向量隨機場回歸分析的研究Convergence rate for b - valued random fields
值隨機場的收斂速度分享友人