離散圖形 的英文怎麼說

中文拼音 [lísǎntúxíng]
離散圖形 英文
scatter diagram
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 圖 : Ⅰ名詞1 （繪畫表現出的形象; 圖畫） picture; chart; drawing; map 2 （計劃） plan; scheme; attempt 3...
  • 離散 : dispersed; scattered about; separated from one another; spread; debunching; straggling; fringing;...
  1. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是：改造現有圖形結構，先建立能反映信噪比大小且含待定參數k的表達式，然後通過離散型h0pfi舊單層反饋神經網路，再結合前邊的混合濾波器構成一個非線性控制系統，寫出對應的網路函數，利用相平面法和李雅普諾大穩定性的判據，得到一個穩定的極限環，從而確定出參數卜的范圍，進而再對原來的小波軟閾值進行修正，用修正後的值作為小波閾值。
  2. Reading graphics files and dispersing curves and surfaces. after lucubrating current algorithms dispersing trimmed surfaces, the mapping method is adopted. to avoid unnecessary or repeated calculations, a new tessellation algorithm for trimmed surface is introduced

    在深入分析目前流行的裁剪曲面離散演算法的基礎上，採用映射法對裁剪曲面進行離散，並針對面向網路會議的圖形瀏覽器要求圖形數據、剖分速度快的特點，提出了一種基於編碼的裁剪曲面離散演算法； 3
  3. Numerical simulation mainly is performed by finite element method and discrete element method in physics ; based on computer graphic techniques and image processing techniques, visualization and graphic simulation are a shortcut method to steer the calculation process and to comprehend the computation results

    數值模擬主要採用有限元、離散元等數學物理模型，而可視化技術及圖形模擬基於圖形學和圖像處理技術，是駕馭計算過程及理解大體積數據的唯一有效途徑。
  4. We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data

    然後介紹了在本研究中構造逆斷層地質等值線的基本思路：從離散數據點結構出發，採用空間數據內插方法進行數據的均勻化，通過三角剖分構造出相互連接的三角形網路結構來建立起相關區域內的數字高程模型，利用該模型構造出相應的地質等值線圖，其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插值計算處理和斷層區域的分層三角形網格化處理相結合的技術，實現逆斷層數據的處理和等值線繪制。
  5. Under the background of the research work - " expert system of hydraulic brake system design for saloon car, small and medium passenger car " for nanjing yuejin automobile group, in this paper, a set of special cad software for vihicle brake was developed in which the researchful object was brake, . the cad supporting software was pro / engineer and the developing language was vb. the project of discreted brake was raised and 3d graphic parametric library of typical parts and assemblies was established. 3d solid modeling and parameter - driven between dimensions and relations were accomplished using pro / engineer

    本文以南京躍進汽車集團的橫向課題「轎車、中小型客車液壓制動系設計專家系統」為背景，以制動器為研究對象，以pro engineer為cad支撐軟體，採用vb語言，開發了一套汽車制動器專用cad系統；提出了制動器離散化方案，構建了參數化的制動器典型零部件三維圖形庫，使用pro engineer實現三維實體造型以及尺寸與關系的參數化驅動；圖形庫系統採用參數化圖庫引用、管理機制並擁有一個開放的擴充介面；研究了pro engineer二次開發模塊pro toolkit ，解決了同步模式下定製程序界面的問題，並實現與pro engineer的通信；建立了制動過程數學模型，推導了制動方程式並給出相關解法，編制了制動器數值模擬分析程序；構建了制動器設計資料庫。
  6. The soft tissues are discreted to a mass - spring - damper system, and the topologies of the system are described using adjacent tables, the dynamical equations can be constructed based on the data stored in the adjacent tables. the 4th order runge - kutta method is used to integrate the equations of deformation. using computer graphical techniques to display the visual feedback of the deformation

    將連續的軟組織離散為由彈簧-阻尼器及與其連接的質點構成的離散系統，用鄰接矩陣表示離散系統的拓撲結構，即質點-彈簧間的鄰接關系，依據該信息，可自動計算與每個質點連接的彈簧、阻尼器對接點的粘彈性力的貢獻，然後採用4階runge - kutta方法對得到的微分方程組進行數值積分，用opengl技術對得到的模擬結果進行圖形繪制。
  7. The dissertation analyzes comprehensively the present researches and problems about the high power crosscurrent co2 laser simulation. according to the classical heat - conduction theory, the dissertation establishes the mathematic model of the heat dissipation system of 2 kw crosscurrent co2 laser

    根據高功率橫流co _ 2激光器散熱系統結構原理，建立高功率橫流co _ 2激光器散熱系統數學模型，利用泰勒展開，將散熱系統數學模型離散化，使其形式與計算機圖形學中的水波演算法在形式上相似。
  8. A novel method of content - based image segmentation using deformable template matching is proposed. a two - dimensional ( 2 - d ) deformable template based on orthogonal curves is built by pre - computing extensions of the deformable template along orthogonal curves and sampling the curves uniformly. then the definitions of internal and external energy functions are given according to the image segmentation problem, and genetic algorithm is used to obtain globally optimal solutions. the proposed method uses a lower - dimensional search space than conventional methods and reduces the sensitivity of the algorithm to initial placement of the template. experiments on real - world images and in simulations at low signal - to - noise ratio show the robustness and good performance of the method

    本文提出一種採用可變形模板匹配技術進行基於內容的圖像分割演算法.通過預先計算出可變形模板沿著變形的正交曲線，並對模板曲線及正交曲線進行離散抽樣，建立一基於正交曲線的二維（ 2 - d ）可變形模板，針對圖像分割問題定義控制可變形模板進行變形的內、外部能量函數，本文採用遺傳演算法搜索能量函數最小的全局最優解.該新演算法比傳統的可變形模板匹配方法降低了搜索空間的維數，減少了演算法對模板初始位置的敏感.對實際圖像及模擬低信噪比圖像處理的結果表明，新演算法具有良好的分割精度及穩定性
  9. First. adjust the fiber to get the interferogram, use the four - step phase shifting method control the change of phase, achieve phase shifting. in data processing, take the pzt ' linear influence into account, calibrae the pzt. unwrapping the phase, gain the continuity, get the actual phase. analyzing the data with zernike orthogonal methord, fit polynomials that are not orthogonal over the data points, through visual c + + program, obtain polynomial parameters. calculate the shape of the surface, compare the result with zygo, then achieve the better experimental result

    首先，經光纖耦合輸出調整得到干涉圖，採用四步相移方法，控制干涉圖位相變化，實現相移；數據處理過程中，考慮壓電陶瓷的非線性影響，進行標定；對位相進行模式展開連續性處理，得到實際位相；用zernike多項式正交化方法分析，在離散點上處理數據，經visualc + +程序設計，得到多項式系數，計算出面形分佈，同zygo所得結果進行比較。
  10. A method of coding based on discrete wavelet fractal for image compression

    基於離散小波分形的圖像壓縮編碼
  11. It is a new approach to improve the accuracy of image classification in combining spectral feature with texture and structural features of ground objective on satellite image. based on the recognizable characteristics of satellite image, it is introduced how to describe and capture texture and structural features of ground objective by the discrete fractional brownian motion model. furthermore, neural networks are used for classification tool of satellite image. in classification spectral feature, texture and structural features of ground objective are used for the category of an irs - 1c satellite image. the category result shows this approach is better than the maximum likelihood classifier

    根據衛星數字圖像特點，引入了分形方法來描述紋理結構特徵，利用離散分形布朗運動dfbm統計模型來抽取衛星圖像紋理結構特徵。在此基礎上，採用神經網路方法將紋理結構特徵與地物光譜特徵相結合，進行衛星圖像分類。試驗結果表明，該分法分類效果優于單純採用光譜特徵分類的最大似然法。
  12. The computation of mass properties adopts the discrete integration combined with the graphic construction of the srm structure, assuring the internal data coherence

    對于質量特性的計算採用了離散積分的方法與發動機結構的圖形構造結合起來，從而保證了數據的內在統一性並可以達到較高的計算精度。
  13. The main contents are listed as follows : some key technologies like curved discretization and contour offset are lucubrated ; aimed at the single shaped blanking, the arithmetic of single row and pair - wise double row are designed ; in order to make the layout efficient, some optimizing strategies are also brought forward

    以「基於知識的型號工程模具快速設計與管理系統」中的排樣模塊為依託，主要工作如下：研究並解決了優化排樣過程中的核心技術，如曲線離散化、圖形等距放大等；設計了同類零件普通單排和對頭雙排演算法；為了提高排樣效率，還有針對性的提出了多種快速尋優策略。
  14. Based on the point of image - based rendering, and the technology of virtuality and reality combining, it yield the conception of virtual globe and its related thought, and takes the dispersed pixel element mutation as the nucleus, the principle of utilization geometry and graphics, 3d walk around is realized and true sense controls waits has carried on a series of research, has put forward the corresponding mathematical model, and has been in progress the improvement, and has got the better result to the tradition method

    本文從基於圖像生成的角度出發，由虛實結合的構思引出了視球及其相關概念，並以離散的像素變換為核心，利用幾何學和圖形學的原理，在三維漫遊的實現及真實感控制等方面進行了一系列的研究，提出了相應的數學模型，對傳統方法進行了改進，得到了較好的結果。
  15. Next, basing on discrete electric potential, plots the distributing figure of the electic potential and electic field, and analyzes relationship between the operational characteristics of static induction transistor and the structure parameter and bias voltage

    其次依據求得的離散電位值，繪制相應的電位分布圖形和電場分布圖形。最後通過對圖形的分析，解析有機靜電感應三極體的工作特性與器件結構參數和所加偏壓的關系。
  16. Based on the valuable experience of the predecessors and the present situation existing in the area of 3d modeling, this paper makes a research of the technical difficulties in mining designing - - the construction of mineral deposit model and the extraction of slices in any orientation, by making comprehensive use of many mathematical theories and methods, database and graphics processing technique and puts forward the theory of 3d modeling based on discrete algorithm

    鑒於此，本文借鑒系統工程的思想，結合前人研究工作中的寶貴經驗，針對目前三維建模領域的現狀以及存在的一些問題，綜合運用多種數學理論與方法、數據庫與圖形圖像處理技術，對礦山生產設計中的技術難點? ?礦床三維模型的建立與任意剖面圖的剖切進行了研究與嘗試，提出了基於離散演算法的三維建模原理和模型交互剖切技術。
  17. This paper concludes the following items : the mutual transform between the graphics data and attribute data of 3d model and database the theory of 3d modeling based on discrete algorithm and techniques dealing with bifurcation orebody the technique of model render based on opengl the theory and algorithm of model interaction and division according to these theories, the built model can be used to realize the visualization of production designing, extraction of slices in any orientation and production index calculations

    論文從工程應用的角度出發，主要進行了以下幾個方面的工作：三維模型的空間數據和屬性數據與數據庫的相互轉換基於離散演算法的三維建模原理和分歧礦體處理技術基於開放圖形庫（ opengl ）的模型渲染技術模型交互、剖切原理與演算法實現基於該原理和方法建立的三維模型可用來實現生產設計可視化、任意方位剖面的剖切、各種生產指標的精確計算等。
  18. Making use of multivariate statistica1 analysis method of mathematical statistics, the ration composite abnormity mode1 is established. we express dispersed geochemical exploration data in image form, and make optimum estimates of unknown values with known values

    本文運用數理統計中的多元統計分析方法，建立定量組合異常模型，將離散型的化探數據表達成圖像形式，利用己知值對未知值作出最佳估計。
  19. Firstly, fourier descriptor used to describe the object ' s shape is introduced to the extraction of feature of apple ' s shape. the boundary of apple is an obturated curve, distance between boundary point and centroid r ( k ) " is used as a function to express the 2 - d boundary in spatial domain. the fourier transform coefficients of the discrete sequences f ( h ) are spectrum values in frequency domain, and they compose feature parameters of shape

    首次將圖像分析理論中對形狀的傅立葉描述方法引入到對蘋果形狀的特徵提取中，果實邊界是一條封閉曲線，用邊界點到形心之間的距離長度r （ l ）作為空域中對二維曲線的表達函數，離散的函數值序列r （ k ） ~ l的離散傅立葉變換系數f （ h ）就是頻域中得到的頻譜值，可作為形狀的特徵參數。
  20. Only based on fundamental image information of environment, an image can be rendered with the flexibility of changing shapes, resizing and displaying. the fundamental image information here refers to geometric information and topological information

    基於離散點的繪制技術（ point - basedrendering ， pbr ）就是在點的基礎上進行造型和繪制以及其他的一些圖形學上的處理。
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