速度剖面圖 的英文怎麼說
中文拼音 [sùdùpōumiàntú]
速度剖面圖
英文
velocity profile- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 剖 : [動]1. (破開) cut [rip] open 2. (分辨; 分析) analyse; examine; dissect
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 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...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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The article is directed by the modern structural geology, seismic stratigraphy and petroleum geology. in the study of works, geology, seismic and logging data are used. with the computer ' s ( workstation ) help, adopted many methods which are the technology of balanced section, calculation of the structural movement rate, the renewal of the erosion thickness, renewal of the ancient thickness, the protraction of the cover history curve and the " pagoda " figure, and based on the previous research achievement, this article studies the characteristic of rupture and fold, the degree of structural movement and the fashion of structural movement and brings forward that ludong area has experienced three big phases of structural evolvement
以現代構造地質學、地震地層學和石油地質學為指導,全面利用各種地質、物探、測井資料,藉助先進的計算機(工作站) ,採用多種方法(平衡剖面技術、構造活動速率計算、剝蝕厚度恢復、古厚度恢復、埋藏史曲線製作、寶塔圖製作等) ,並結合前人的研究成果,研究了陸東地區斷裂和褶皺的特徵、構造運動的期次以及構造運動的方式,提出了陸東地區經歷了三個大的構造演化階段。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; 3The software adopts eofs to describe the sound speed profile in the sea, and takes its bottom depth parameters from inputed digital chart. the software can process more complex 3 - dimension sound field
軟體中採用經驗正交函數來描述海洋中的聲速剖面,海底深度參數以數字海圖的形式輸入,可以處理較復雜的三維情況下的海洋環境聲場。This dissertation, firstly, on the base of background materials of changjiang logistic co., ltd, analyze deeply the all - round processes of logistics operation, and open out the existing problems of changjiang logistic co., ltd at present, which mainly includes information communication barriers and information cannot be used of during the logistics businesses, resulting in increasing of the logistics operation cost and influencing speed of logistics business response to the market, according to analysis of existing problems and targets, offer solving problems total project, designing function modules and the framework of logistics management information system from two factors about reducing cost and increasing response speed, and puts forward mathematics module in terms of practical logistics operation case
本文首先以武漢長江物流股份有限公司各方面背景資料為基礎,對物流作業流程進行全面而深入的剖析,揭示了長江物流公司目前存在的問題,主要表現為信息溝通不及時、物流作業得不到信息有效支持,影響了總物流成本降低,及物流服務響應速度。其次,依據問題分析和系統目標,提出了擬解決實際問題系統構架,詳細設計了物流管理信息系統結構和各個功能模塊,著重從降低物流營運成本和提高物流響應速度兩個出發點來進行論述。本文還根據數學h圈圖論理論,結合實際物流運作案例,就倉庫選址優化和配送線路優化進行了探討。A three - dimensional digitized atlas of human brain, which is high precise, high - speed, and easy to be operated, can help us to observe into the complex structure of human brain clearly. therefore it can be widely used in operation plan, model driven segmentation and neuropathy anatomy teaching
一個高精度、高速度、又易於操作的三維數字化人腦圖譜,能使醫生清楚地看到人腦內部復雜的空間關系,在手術計劃、模型驅動分割及神經解剖教學等方面都有重要的應用。In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object
同時利用共極線原理把三維計算投影到二維平面以降低求交計算的復雜度,該演算法可以減少光錐向圖像平面投影計算的次數,以邊池搜索取代散亂點集上進行的三角剖分; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部分用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演算法,與傳統多面體可見殼重構相比,該演算法有以下幾點創新:在圖像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快速相交演算法,該演算法在一定程度上就是兩個有序鏈表的合併,大大簡化了先前的布爾求交計算; ( 3 )基於光線跟蹤的演算法,該演算法中所有通過輪廓頂點的光線和對應其它圖像輪廓的光錐進行求交計算,最後得到每次求交計算得到線段的交集,該線段的頂點就認為是物體表面點,從而得到物體表面的點雲。The present research status and some methodologies about the 3d reconstruction and visualization are introduced in this paper, while three important contents, i. e., image pre - processing, 3d reconstruction and 3d reveal are more concerned. image pre - processing includes interpolating, filtering, gray adjusting, rotating, zooming, selecting voi and reducing elements which are very important for the next step. the work of this paper use marching cubes ( mc ) algorithm to reconstruct the 3d object after analyzing the volume rendering method and the surface rendering method
在二維圖像預處理方面討論了濾波、灰度修正、旋轉和縮放、感興趣區域voi ( volumeofinterest )的提取、減少體數據集中象素的數目、層間插值等,這些處理可以減少噪聲的干擾,使物體的特徵更加突出、需要處理的數據大大減少、節省存儲空間、加快繪制速度,這些處理對於後一步的三維重建是非常必要的;在三維重建方面,分析了面繪制和體繪制各自的優點和缺點,選取了面繪制中經典的mc演算法實現三維重建;在三維顯示中實現對體數據的顯示、剝離顯示、旋轉、等值面顯示、沿x 、 y軸的剖切顯示、光照顯示等效果。The tool software is visual c + + 6. 0. the software includes three main parts : ( 1 ) pre - processing, means carrying out denoising operation to the images with morphological filter : ( 2 ) after this, one of three kinds of methods can be selected to do the processing operation. ( 3 ) post - processing. this process is the complementarity to the step 2. velocity profiles and the picture of vorticity correspond to the flow field can be got in this step and the processed data can be saved too
本軟體主要實現的功能包括: ( 1 )用各種形態濾波器對實驗中所獲得的粒子圖像進行去噪的預處理操作; ( 2 )對去噪后的圖像採用三種方法進行處理操作,給出所測流場的速度矢量圖; ( 3 )進行后處理,包括給出過濾后的速度矢量圖、速度剖面圖、渦量圖和進行數據保存等。2. use the mew accelerate function of opengl to accelerate the units display. have adopted the three dimension graphics and opengl ' s technology, it makes use of stencil test to carry on cutting operation, which reduces complexity of programming and has raised the speed and efficiency of displaying
一2 ?根據離散元單元圖可視化難點,結合目前各種國內外圖形可視化加速方法特點,我們採用新大加速方法進行單元加速,利用op即gl加速結合計算機圖形學原理加快單元圖形顯示,通過對剖切單元表面的stencil操作,減少了大量求法線操作,加快單元剖切操作,減少了編程復雜性,提高了顯示速度和效率。分享友人