視坐標 的英文怎麼說

中文拼音 [shìzuòbiāo]
視坐標 英文
apparent coordinates
  • : Ⅰ動詞1. (看) look at 2. (看待) regard; look upon 3. (考察) inspect; watch Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  1. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性,其中對任意剖面上可化的研究仍處于方興未艾的階段。要實現任意剖面上可化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎,利用線性插值方法得到截面與單元棱邊的交點及交點物理量值;在此基礎上;根據已得到的單元及節點序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。
  2. Based on vc and opengl software platform, as a part of integrate planar mechanism analysis and simulation cai, the mechanism theory has been adopted to analysis the movement trace and profile of linkage ; adopt oriented object method to capsulate the class module. each corresponding class module complete parameter storage and process ; adopt message - map, message - trigger to organize the programming and response the user " s input ; use the document - view structure of the visual vc + + mfc class foundation as the basis of the programming architecture to complete those functions. use oriented object method to product the following class module : control class, render class, document class, mechanism class and other classes ; adopt opengl library to draw the three dimensional graph based on the result of mechanism analysis ; use model transforming, lighting, material, color, frame - buffer, display - list, graphics - component combine etc to draw the three - dimension mechanism and make the simulation of linkage has high reality

    本文敘述了平面連桿機構運動分析和可化模擬的理論演算法及其編程實現方法,基於微機vc平臺,採用opengl圖形庫編程,利用面向對象的方法對機構進行功能封裝,利用vc + +的文檔結構作為最基本的窗架,生成並控制三維繪制類、文檔類、主窗口類和一些輔助類,利用windows平臺的消息映射、事件驅動來組織程序運行和響應用戶反饋,利用機構分析得出數據驅動opengl庫繪制三維機構圖形。
  3. Test method of three primary colors chromaticity coordinates for tv

    三基色色度測試方法
  4. If a vertex is inside of the viewing frustum, its screen coordinates are computed

    如果頂點在錐平截體內部,則會計算其屏幕
  5. The bottom guard band clipping region is the region outside of the viewport range in which the device can accept screen coordinates ; because the device can accept triangles that are partially or totally off - screen and within the guard band clipping region, the frequency of cpu - intensive clipping calculations can be reduced

    底部保護帶剪輯區域是區范圍外的一個區域,在此區域設備可接受屏幕;因為設備可以接受部分離屏或全部離屏但處于保護帶剪輯區域的三角形,所以,可以減少大量佔用cpu的剪輯計算的發生頻率。
  6. A right guard clipping region is the region outside of the viewport range in which the device can accept screen coordinates ; because the device can accept triangles that are partially or totally off - screen and within the guard band clipping region, the frequency of cpu - intensive clipping calculations can be reduced

    右保護帶剪輯區域是區范圍外的一個區域,在此區域設備可接受屏幕;因為設備可以接受部分離屏或全部離屏但處于保護帶剪輯區域的三角形,所以,可以減少大量佔用cpu的剪輯計算的發生頻率。
  7. The left guard clipping region is the outside of the viewport range in which the device can accept screen coordinates ; because the device can accept triangles that are partially or totally off - screen and within the guard band clipping region, the frequency of cpu - intensive clipping calculations can be reduced

    左保護帶剪輯區域是區范圍外的一個區域,在此區域設備可接受屏幕;因為設備可以接受部分離屏或全部離屏但處于保護帶剪輯區域的三角形,所以,可以減少大量佔用cpu的剪輯計算的發生頻率。
  8. Through analyses of epipolarity geometry of the linear ccd push - broom images and frame perspective images, based on the projection track method, epipolarity of linear ccd push - broom image is established and the properties of epipolarity curves is discussed, and a new epipolarity model based on the simplified push - broom sensor model is proposed. for stereo images of frame perspective and linear perspective, how to set up of epipolarity is studied in terms of fundamental matrix in computer vision, and an algorithm of epipolarity solution that only depends on coordinates relation of identical point is presented. 4

    通過線陣ccd推掃式影像和框幅式中心投影影像核線理論的對比研究,利用投影軌跡法建立了線陣ccd推掃式影像的核線模型,分析和總結了它的基本特性;針對基於共線方程的簡化傳感器模型,提出了一種新的核線模型;對框幅式中心投影立體影像和線陣ccd推掃式立體影像,利用計算機覺中的基本矩陣研究核線關系的建立,提出了一種單純依靠同名點關系的核線模型解法; 4
  9. Pursuit - evasion barrier of two spacecrafts based on the sightline coordinate system

    空間飛行器在系中的追逃界柵
  10. Apparent equatorial coordinates

    赤道
  11. The implementation uses two - dimension images as input. the arrangement of light spots on the lunar rover and the imaging geometry of the camera are used to compute the three - dimension coordinates of the light spots in camera coordinate system, and after transformation, the world coordinate of the light points. we can then easily get the coordinate value of center of mass of the rover after averaging the world coordinate value of light points

    本文構造了一種光點配置單目ccd演算法,它以計算機覺系統採集的二維圖像信息作為輸入,直接利用光點的幾何配置條件和攝像機成像幾何關系,求解出光點在ccd攝像機系下的三維,並經過變換,轉化為在世界系下的,然後取其平均值,從而得出月球車的中心位置。
  12. In the thesis. reading the iges file - 3 - and all the geometry entities and annotation entities are extracted ; on the base of geometry entities extracted, geometry entities are classified based to their three views. a new data structure is proposed to describle 3d form features ; inspection items of the workpiece are recognized ; the cmm - based inspection planning system is built ; on the other hand, as a part of cims, cmm need exchanging data with the software of cad / cam, so iges export interface is developed based on iges standard. in order to show the whole information of the surface, the 3 - dimensional free - form surface is drawing using the opengl

    通過讀取iges文件對實體進行分離、提取、識別出對工件進行描述的原始信息;在此基礎上,西安理工大學碩士學位論文提出一種優化演算法對三圖自動進行分離,建立了一種對工件進行三維描述的數學模型,照此模型對工件進行立體重構;識別出工件的各種檢測信息,提出一種對公差信息進行描述的數學模型,井與三維立體相結合,生成有檢測意義的三維實體;根據三機的測量系統,生成相應的檢測規劃;另一方面,作為cmis的一部分,應具有與cad cam軟體之間的數據交換功能,本文還開發了iges輸出介面,採用opengl繪制三維空間曲面,向用戶展示其全面信息。
  13. Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result

    以透成像模型為基礎,提出了用物理方法來提取攝像機內部參數;從圖像處理角度出發,針對機器人目定位與跟蹤的特殊性,提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目的識別,介紹了目特徵參數的提取方法;在目圖像匹配上,提出了兩種快速有效的目匹配演算法;基於目深度信息恢復原理,提出兩種目特徵點三維恢復的方法,同時完成了目運動參數估計和目的跟蹤與預報,並最後給出了實驗結果。
  14. The vision sensor is fixed on the end - effector of the robot. when the robot makes a linear movement along the " v " measurement track, the linear light from the laser electropult on the sensor is projected on the track to shape laser strip with three turning dots and imaged in ccd camera. the relation between the sensor coordinate and the measurement track coordinate can be computed by image processing and pose measuring, which indirectly describes the characteristic of the robot ' s linear trajectory

    該系統利用結構光幾何成像原理和覺圖像處理技術,將覺傳感器固定在機器人末端,當機器人沿「 v 」形測量軌道做直線運動時,傳感器上的激光發射裝置發出的線狀光源投射在測量軌道上,形成具有三個拐點的激光條,並在ccd攝像機中成像,通過圖像處理技術和位姿測量技術,得到傳感器系相對于測量軌道系的位姿關系,從而間接描述機器人的直線軌跡特性。
  15. Object location is defined as coming up with three - dimensional coordinate expression through binocular vision model analysis using geometrical relationship depth map generalization is the course of visualizing depth information

    定位是通過雙目覺模型分析,利用空間幾何關系,最後提出了目點的三維計算表達式。
  16. First this thesis discusses the development of the virtual instrument, and the method of developing the real time software ; then designs a interrupted virtual driver, deduces and programs the realtime arithmetic of wanderazimuth strapdown inertial navigation, develops strapdown inertial navigation realtime software based virtual instrument with object - oriented programming language. the software is able to display multi navigation parameter and is able to be added the extensible function

    論文討論了虛擬儀器技術的發展與現狀,研究了windows98平臺下實時性軟體的設計方法,設計了基於硬體的中斷虛擬驅動程序,推導和編程實現了游移方位系捷聯式慣性導航系統計算機實時導航演算法,利用面向對象的可化開發語言開發出基於虛擬儀器的捷聯式慣性導航實時軟體。該軟體能夠顯示多個慣性導航參數,具有故障報警顯示功能,根據需要可以增加新的顯示功能。
  17. This paper stated how surgical robot uses binocular vision system to get three - dimensional position and orientation of the laryngoscope through gathering the three - dimensional coordinates of three marked points on the laryngoscope, and then the research of cmera calibration experiment and vision guidance experiment before the animal operation were done

    摘要詳細論述了醫療機器人如何利用雙目覺系統,通過採集喉鏡上3個記點的三維,獲得喉部手術前支撐喉鏡的三維位姿信息,並進行了攝像機定實驗與動物手術前覺導引實驗的研究。
  18. A projection algorithm combined with 3 color - fiducial vision - based registration for virtual object registration in augment reality system, based on coordinate transition and 3d projection in 3d space, is described in detail

    結合三色基準注冊技術,藉助三維空間中的系變換和立體投影變換演算法,建立增強現實系統中虛擬物體投影注冊模型,提出並推導增強現實系統的虛擬物體立體覺投影注冊演算法。
  19. We find that the behavior of this energy as a function of the boundary surface radius is similar to those of the static black holes, and that the energy at the horizon does reduce to the expression conjectured by martinez

    我們發現該能量作為徑向的函數的表現行為與靜態時的情形很類似,而且在事件界處它確實符合martinez猜測。
  20. Abstract : the conception of the perspective reference frame is expounded, and many graph examples of quantitative information under the perspective coordinate netting are enumerated to further enrich and improve the expressive capacity of graph visualization of special map

    文摘:該文闡述了透視坐標系的概念,列舉了多種透視坐標網中量化信息的圖解實例,力求進一步豐富和提高專題地圖圖形可化的表現能力。
分享友人