物體坐標系 的英文怎麼說

中文拼音 [wùtǐzuòbiāoxì]
物體坐標系 英文
body coordinate system
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  • 體 : 體構詞成分。
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 物體 : [物理學] body; substance; object
  1. Image coordinate and galvanometer pendular angle are kept in the computer according to the f9 field lens characteristic, enter pupil excursion and f6 characteristic error are ignored, that the image of laser scanning point move acceding to unlinearity relation is deduced theoretically. for deducing the distortion, error compensation is considered in the software

    像點坐標與振鏡擺角按f物鏡特性的線性關系存儲在計算機，在忽略了入瞳漂移和f特性誤差后，從理論上推導出二維垂直振鏡分佈中激光束掃描點的像點按照復雜的非線性關系運動，為了減少幾何畸變，在軟體設計中給出誤差補償。
  2. It is demonstrated by simulations that the control method is efficient and the fully cartesian coordinates is practically efficient. then the inverse kinematics of dual free flying space manipulator are mainly discussed in the third chapter, and the jacobean matrix for dual manipulator space robot is derived by fully cartesian coordinates, a control method for space manipulator based on the resolved motion rate control concept is proposed. then, the computer simulation verifies the effectiveness of the algorithm

    首先，分析了閉環雙臂空間機器人捕捉目標物體時的運動學關系，給出了以完全笛卡爾坐標表示的系統運動jacobi關系；然後，以此為基礎研究了空間機器人雙臂協調操作的分解運動速度控制方法和協調操作問題；最後應用matlab語言對平面雙臂空間機器人系統進行了計算機模擬、模擬，模擬運算證實了上述方法的有效性。
  3. The clearness and solidification of bushism concept, system and practical operation, have provided the writer with the evidence and stable coordinate as follows : to reveal the essiential content of bushism from the us multicultural and multipolitical angel and through this crack to dissect directionally the trend and reasons of bush government al asia - pacific strategy, then further to find out the way of decomposition and combination of the political powers in asia - pacific region, accordingly re - structure the new system of the security pattern in asia - pacific region

    「小布希主義」的理念、體系和實踐運作的明朗化和凝固化，為作者如下研究工作提供了必要的證據和穩定的坐標，即從美國的多元文化和多元政治結構人手揭示「小布希主義」的內在本質，並以此為切口對其亞太戰略動向和原因進行定向解剖，進而探囊取物，以國家和跨國家集團為單位尋找亞太地區政治力量的分解組合方式並由此重構亞太地區安全格局的新體制。
  4. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。
  5. 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，藉助三維空間中的坐標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視覺投影注冊演算法。
  6. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討，在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型，推導出了一個通用的移動機器人堆積方程，在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解；使用muir和newman的運動學建模方法，推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法；在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析：推導了一種理論精度較高的航位推算演算法，並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬；最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路，較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題；本論文研究成果已在本實驗室所開發的樣機上得到實現，經過應用與考核證明其中的分析與設計是切實可行的。
  7. The three - dimensional object representations by object coordinates

    基於物體坐標系的三維圖形數據表示
  8. In this paper, it is proved that, given 3 control points a, b and c, if the camera s optical center o lies on one of the three planes perpendicular to the plane abc and going through one of the three altitudes of the triangle abc, and additionally its projection on the plane abc is within the circumscribed circle of the triangle, that is, o is within the so - called danger cylinder, then the corresponding p3p problem - o, abc - must have 4 positive solutions

    Pnp perspective - n - point問題是計算機視覺攝影測量學乃至數學中經典而重要的問題之一，所謂pnp問題，就是指如下的物體定位問題：假定攝像機為小孔模型且已標定好，攝取一幅在物體坐標系下坐標已知的n個空間點的圖像，且這n個圖像點的坐標已知，確定這n個空間點在攝像機坐標系下的坐標。
  9. The algorithm described is able to accomplish the coordinate transition from virtual object coordinate system to the hmd coordiante system in augment system and to provide the 3d image with parallax

    該演算法能夠很好地實現已知幾何描述的虛擬物體從其自身坐標繫到增強現實系統坐標系的轉換，並能夠生成具有視差的左右眼立體圖像。
  10. The equilibrium thermal radiation in a flat space - time or a curved space - time behaves like planck black spectrum represented with coordinate quantities. we regard the fact that the radiation from a thermal equilibrium system shows planck black spectrum as a basic physics law, from which it is demonstrated that the transitivity of clock rate synchronization is equivalent to the zeroth law of thermodynamics. the condition of clock rate synchronization is weaker than that constructing simultaneity surfaces. in the space - time satisfying the condition of clock rate synchronization, the zeroth law of thermodynamics is valid. on the other hand, in the space - time where the zeroth law is valid, one can define an identical clock rate

    平直或彎曲時空中的平衡熱輻射，表現出用坐標量表示的普朗克黑體譜.把熱平衡系統的輻射具有普朗克黑體譜作為一條基本的物理規律，以此為基礎，論證鐘速同步的傳遞性等價于熱力學第零定律.鐘速同步的條件比建立同時面的條件要弱.滿足這一條件的時空，熱力學第零定律在其中成立.第零定律成立的時空，一定可以定義統一的鐘速
  11. In the end the paper puts up the experiment analysis about the geometrical parameter measuring system. fistly it introduces the experimet of camera calibration and gives several calibration results basing on different world coordinate system. then measuring some objects by use of the calibration results. the paper gives these measuring results and analysis

    最後論文對幾何量測量系統進行了實驗分析。首先介紹了定標實驗，並給出了幾組在不同的世界坐標系下的定標結果，然後利用這些定標結果對物體進行測量計算，並對測量結果進行分析。
  12. The effective optimization design programs for different cases are developed by integrating the following several aspects which involves the flow analysis, adjoint equation solution, gradient solution, optimal arithmetic and grid generation. some practical design tests for airfoil and wing show that the continuous adjoint approach is very effective and useful method for aerodynamic optimization design. at the same time, we have done the research of aerodynamic optimum design for airfoils by using navier - stokes equations

    （ 4 ）研究了基於控制理論和三維navier一stokes方程的優化設計理論，在計算坐標下詳細推導了該優化設計理論，得到了計算坐標系下描述的共扼方程數學描述形式，並以給定目標壓力分佈的氣動反設計為例，導出了相應的共扼方程邊界條件，以及關鍵的梯度求解具體表達形式，為了求解方便，把計算空間上描述共扼方程表達形式變換到物理空間中進行描述，通過與ns方程表達形式對比分析，最終給出了一種直觀的共轆方程表達方式。
  13. Automatic / map channel - allows to apply anisotropy to a specific map channel or use it in automatic mode which will use the object coordinates to align the anisotropy effect

    自動貼圖通道自動或者通過貼圖通道裏面的貼圖來干預最終結果。自動時候將與物體的坐標系相符。
  14. In the motion detection a method which is based on time and space is used for it can detect harmful invade object in spite of surroundings inteferre. in addition, after got the image of objects, the rectangle frame technique is used to fill the hole. in my design another part is multi - objects image tracking which is a new technique and it integrates image processing, automatic control and computer science. this technique can automatically acquire objects from image signal, get objects " position information then track them with the aid of dome

    本文中提出了若干有價值的新思想、新方法，完成了以下內容：首先，提出了數字視頻監控的功能結構，描述了數字監控系統的組成、特點和發展現狀；然後研究了適合於跟蹤監控的攝像機坐標系，提出了一種雙角度攝像機坐標以適合本系統的實際應用；討論現場圖像的預處理，其中包括灰度級變換、噪聲濾波和圖像恢復；在運動監測中，比較了幾種常用的運動檢測方法的優缺點，提出了一種基於時域和空間域的圖像檢測方法；另外，在得到運動物體的圖像時，採用矩形框技術填充由於差分圖像造成的孔洞，此方法簡單可靠，有較大的實用性。
  15. On the one hand, the linear interpolation in ( x, y ) plane makes it easy to separate the three - dimensional null subspace corresponding to rigid body motions, hence what is left to do is just to compute the inverse of a symmetric definite submatrix numerically. in this way the numerical difficulty in computing general inverse can be avoided

    在物理坐標系中的線性插值函數便於將三個剛體模式分離出來，從而只需計算對稱正定子陣的逆，避免了求廣義逆的數值困難；在參考坐標系中的高階插值函數則可保持原平面彈性單元的列式方式。
  16. Then opengl graphic libraries are introduced to realize the 3 - d visualization. the process of 3 - d observation is detailedly studied and the transformation formulation of world coordination system and screen coordination system is listed. it ' s the foundation of 3 - d interaction and actualization of 3 - d measurement results

    本文詳細研究了三維觀察的具體過程，推導了三維物體世界坐標系和設備（屏幕）坐標系之間的轉換關系，為三維交互技術的實現和三維測量結果的真實化奠定了基礎。
  17. Body fixed system

    物體固定坐標系
  18. Finally, global optimization is applied to minimize the back projection errors, which can refine the data and produce a jointly optimal 3d structure

    我們將它們通過一組相似變換轉移至同一坐標系下，就得到了物體整體的三維結構。
  19. By using 21 straight lines optical flow in 3 consecutive image frames, a set of equations about 3d motion parameters were established. after solving the above equations, 12 motion parameters of 3d object and coordinates of the 3d straight line could be obtained. in fact, it is difficult to get the 21 straight lines and their correspondence

    但是在實際應用當中，要找出這zi條直線以及其對應關系是很困難的，因此本文提出的運用解非線性方程組的方法，只需要6條直線的光流，就可以分步求出物體的12個運動參數，並根據求得的12個運動參數和一致的圖像坐標系中的直線坐標，求得空間直線的坐標，最終實現了3d場景的恢復。
  20. In this thesis, the parabolic stability equations ( pse ) in the different coordinate systems are driven from navier - stokes ( n - s ) equations. the stability problems of the boundary layers for three - dimensional body, and the spatial evolution process of the c - type instability are studied

    本文從navier - stokes （ n - s ）方程出發，導出了不同坐標系下的拋物化穩定性方程（ pse ） ，研究了三維物體的邊界層穩定性問題，以及三維擾動的c型失穩的空間演化過程。
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