modeling coordinates 中文意思是什麼

modeling coordinates 解釋
另見模擬坐標
  • modeling : n. 製造模型的方法,造型(術);塑像術;【美術】立體感(表現法);模特兒職業。 the modeling of one's features 某人臉部的形象。
  • coordinates : 坐標系
  1. Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control

    由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點,提出了以艇體坐標系為運動坐標系,運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想;將所建立的矢量形式的動力學模型展開整理,獲得了狀態矩陣形式的獵雷聲納基陣動力學方程,為系統動力學模型的實用化奠定了基礎。
  2. Only some fundamental parameters are posted to servers, which can complete the modeling, numerical analysis, management, and animation simulation. the results are given to the client. the distributed simulation system can automatically build myltibody systems dynamics equations using euler - lagrange equations in global coordinates

    用戶可以在客戶端提交運動學模擬所需要的基本參數,在服務器端完成系統數學模型的自動建立、數值分析及數據管理,相應的數據和圖形模擬結果反饋回客戶端。
  3. In arbitrary curvilinear coordinates, the wall function is used for treating near wall regions. the influences of two different inlet gas parameter distributions and turbulent combustion models, as well as three different afterburners on turbulent combustion flow fields and wall temperature profiles are calculated. comparisons of experiment results and calculations results show that second - moment combustion model is reasonable for modeling turbulent reacting flows, inlet gas parameter distributions is more important. calculation method is reliable and can be used for the optimum design of afterburner

    數值研究三種不同幾何形狀、兩種進口氣流參數分佈、兩種紊流燃燒模型等對加力室內各氣流參數、隔熱屏和加力室筒體壁面溫度分佈的影響,計算結果與試驗數據比較表明:不同幾何形狀加力室對加力室內紊流燃燒流場的影響要比進口氣流參數分佈大些,正確給定進口氣流參數分佈較為重要,二階矩紊流燃燒模型更適用摸擬三維紊流燃燒流動,計算方法合理,編制的計算程序可靠,可供加力燃燒室優化設計用。
  4. This paper is preluded by summarizing the modeling methods, key techniques in vr ( virtual reality ). based on that, textiles are chosen as the research objects for the reason that previously, because textile distortion mechanism was not introduced, the 3d coordinates on the surface of textiles could not be formalized in accordance with their physical rule. naturally, there was an absence of realism and generality and the movement of textile cannot be simulated under any given forces applied such as rippling in the wind in virtual textile demonstrating

    本文首先對建模方法這一虛擬現實中的關鍵技術進行了綜述,在此基礎上選擇以織物作為對象來研究,這主要是由於以前沒有引入織物變形機理,織物表面各點的三維坐標無法用符合物理規律的公式進行表達,導致在織物的虛擬展示中,缺乏真實性與通用性,無法模擬各種受力情況下織物的運動,諸如隨風飄動的效果。
  5. In proceedings of the international conference on shape modeling and applications, genoa, italy, 2001, pp. 209 - 215. 23 marc alexa. differential coordinates for local mesh morphing and deformation

    由於應變場可以對物體變形程度進行定量描述,因此拓撲相同的原始形狀和目標形狀之間即使差異很大,本文方法產生的結果也能從理論上保證漸變過程光滑均勻。
  6. Secondly, during the design of ir image real - time simulation ' s software and geometrically modeling, the ir targets are discussed in detail in this paper, including reading the 3ds modeling from the file and evaluating the ir temperature to every module of the 3ds modeling, then by the use of the open graphics library ( opengl ), which transfers vertexes " coordinates, draws three dimension scenes, generates and saves dynamic ir images and by the ways of employing the broadcast memory sbs technique to real - time image transmitting and real - time image receiving, the real - time target - background image is produced

    其次,在設計紅外圖像實時模擬軟體的工作中,本文詳細論述了紅外目標圖像的幾何建模,目標的3ds模型讀取和各個模塊紅外溫度的賦值,利用opengl產生動畫圖像並保存圖像數據文件、利用內存光纖網路實時傳送和接收圖像文件,最終完成目標和背景圖像的實時合成,產生實時動態目標?背景圖像。
  7. By analying the requirement of traction characteristics of rectifier in ac drive reciprocal power - fed test system, in this paper, the research on high power supply quality rectifer is conducted around topology and mathematical modeling, high power supply quality rectifer ' s control methods are summarized. predicted current control based on space vector pwm in two - phase stationary coordinates is proposed and used in this paper

    本文分析了交流傳動互饋試驗系統牽引特性對整流電源的要求,對高供電品質整流電源的拓撲結構和數學模型進行了研究,總結了高品質整流電源的控制方法,闡述了本文採用的兩相靜止坐標系下基於空間矢量脈寬調制的預測電流控制方法。
  8. Considering joint clearances at both ends of the coupler, a continuous contact model is developed by modeling clearance as a massless rigid link. a set of strongly nonlinear equations is obtained by using angle displacement of clearances in kinematic pairs as generalized coordinates. four order rong - kutta method is adopted to solve the dynamical equations of continuous contact model

    考慮曲柄與連桿、連桿與滑塊之間運動副間隙,將運動副間隙看成是一無質量的理想桿,利用連續接觸模型進行建模,採用運動副間隙角作為廣義坐標,得出一組強非線性方程組。
  9. World coordinates are used in a nonphysical environment, such as a modeling environment

    世界坐標上下文用於非物理環境中,例如建模環境中。
  10. When designing the software system " software on generation of scene ' s ir images " in this paper, video capturing, reading data from avi file, digital image processing, picture composition, image data outputting are discussed in detail. geometrically modeling of targets, reading data from 3ds file, transferring vertexes " coordinates and the technology of generating dynamic ir images are also discussed

    在設計「紅外圖像生成與處理軟體」的工作中,還詳細論述了視頻採集、 avi文件的讀取、數字圖像處理、圖像數據輸出,簡要敘述了目標紅外圖像的幾何建模、目標的3ds模型讀取、目標的坐標轉換以及動態目標圖像生成中用到的關鍵技術。
  11. Numerical modeling of infrared radiation properties of exhaust plume by the discrete ordinates method in body - fitted coordinates

    貼體坐標系下離散坐標法計算尾噴焰輻射特性
  12. Instead of 640 fibers, it realized the large area multi - object observation by use of 4 000 fibers. according the request of project, mechanical character, controlling and positioning method were firstly analysized. then through studying geometry modeling, convex hull, polygon collision test and other arithmetic, the positioning, controlling and collision test method are proposed which are suitable for radial coordinates unit

    本文根據工程的要求,首先對光纖定位裝置的機械特徵、控制方式、定位方法做了分析,然後通過研究現有的幾何造型、凸包構建、多邊形碰撞判斷等演算法理論,研究出適合極坐標運動單元的表示、控制、判斷方法,並最終在虛擬系統中實現了4000個光纖定位單元的存儲表示、定位控制、碰撞判斷(即實時監控) 。
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