斷面輪廓 的英文怎麼說
中文拼音 [duànmiànlúnkuò]
斷面輪廓
英文
profiled outline- 斷 : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
- 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...
- 輪 : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
- 廓 : Ⅰ形容詞(廣闊) wide; extensive Ⅱ名詞(物體的外緣) outline
- 斷面 : section; fracture surface; plane of fracture
- 輪廓 : outline; line; lineament; contour profile; rough sketch
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We put forward an algorithm for self - discrimination of island relation and an automatic intersected method of the region machining unit, which can judge the relationship among any plane obturate contour line effectively and swiftly. we also study the tool path generation technology of two - dimensional machining, basso - relievo machining, three - dimensional lifting - pen machining. meanwhile, we put forward an optimize approach of tool path, which improve the efficiency of engraving
研究了圖像的刀具路徑生成技術與軌跡規劃問題,提出了基於射線的島嶼關系自動判斷和區域加工單元的自動分割方法,有效、快速地判斷了平面任意封閉輪廓線之間的關系,研究了平面任意區域填充加工、浮雕加工、三維提筆加工的刀具路徑生成的技術,提出了刀具路徑優化方法,提高了雕刻加工的質量和效率。First, the wheelset is fixed and rotated by the device used hi vehicle depot as usual. second, the center line of wheelset axis is determined by a device called axis - center probe. last, the acting device for sensor can draw a whole felloe profile, which is made up of parallel - pole device and rotating - probe
鑒於此,本文給出了一種全新的測量方案:採用車輛段普遍使用的轉輪器實現被測輪對的定位;採用車軸基準探尺測定被測輪對的軸線;採用並聯式伸縮機構和旋轉測頭作為傳感器的執行機構,測定輪輞斷面的輪廓線。First, the contour is represented by chain code, and then we find the possible matched contours by area rules and boundary rules, and computer ? aided automatic paper fragments reassembly is also realized in this paper
首先採用鏈碼表示碎片輪廓,然後通過碎片旋轉進行搜索,採用邊界準則和面積準則進行碎片之間相似的匹配部分的判斷,達到碎紙自動拼接的目的,實現了基於計算機輔助的碎紙自動拼接復原。The whole frame used in this paper is that, first, by using video card, we get a series of b - scan images, then delete the noise in this images. secondly, draw the outline of interesting object in each image by manual, through clicking mouse on screen. thirdly, reconstruct 3d - image using 2d contour
本文圖像處理採用的總體方案是:首先,運用圖像採集卡從b超儀獲取一系列超聲斷面圖像,然後對超聲圖像進行去噪預處理,再通過人機交互的方式,手工勾畫出各層圖像中感興趣目標的輪廓線,並運用三維重構技術進行三維重構,最後運用opengl將三維圖像顯示出來。This dissertation is concerned with the problem of reconstructing the surfaces of 3 - d objects from a collection of planar contours representing cross sections through the objects
本文主要關注基於輪廓數據的三維物體對象曲面重構問題,輪廓表示著一系列通過物體對象的斷層截面形狀。3. calculating the portion and area of different wear form made by wear methenism with a coding method based on the margin element. and judging the action degree of wear methanism. 4
運用一種基於邊素的圖像輪廓編碼方法,應用圖像外圍輪廓的編碼法計算出不同磨損機製造成的磨痕形狀所佔的面積及在整個磨損主體中所佔比重,判斷磨損圖像不同磨損機制的作用程度。This dissertation proposes an algorithm to solve the problem by constructing transition contours using active contour model. the algorithm considers the transition contours construction as a growing process, so it is based on higher layer knowlege and can ensure that transition contours are similar to trunk contours and branch contours, and also reconstructed transition surfaces at branch points are smooth. the contours are connected using adjacent contours synchronous marching algorithm
採用基於全局的柱體生長法來判斷斷層間輪廓的相互對應關系;針對輪廓線表面重建中的難點問題?分叉問題,提出了一種基於主動輪廓模型的過渡輪廓構造方法,這種方法從物體主動生長這一角度出發考慮過渡輪廓的構造,能夠產生綜合兩斷層上輪廓特徵的過渡輪廓,是一種基於全局性高層信息的有效輪廓構造演算法;利用相鄰輪廓線同步前進法進行輪廓拼接。Cross section is a set of polygons and for this reason some relative algorithms for polygon are studied firstly. new algorithms for orientation and inclusion test for simple polygon are proposed. and ghosh ' s convex hull algorithms for simple polygon and convex polygons, subramanian ' s triangulation algorithm for arbitrary planar domain and o ' rourke ' s intersection algorithm for convex polygons are modified to make them more robust
斷層輪廓為簡單多邊形,首先對多邊形的一些相關演算法進行了研究,提出了一種判斷簡單多邊形方向及點在多邊形內外的新方法,改進了subramanian的平面多連通域的三角劃分方法、 ghosh的多邊形的凸包及多個多邊形的凸包演算法和o ' rourke的凸多邊形的求交演算法。The high similarity in shapes and large overlapping areas of corresponded contours on adjacent cross - sectional are main conditions in reconstructing surface correctly. in accordance with the disadvantage of blurring caused by traditional gray - level interpolation methods, this dissertation introduces a method to interpolate 3d images based on point matching approach to get 3d isotropy volume data. with respect to non - similar shapes or no superposition of corresponded contours on adjacent slices and concave contours, this dissertation presents a method for shape - based interpolation based on nonuniform scale bounding box
相鄰斷層上對應輪廓區域的形狀相似和重疊部分大是保證重建表面正確性的重要條件,針對傳統灰度插值容易引起模糊邊界的缺點,本文採用基於對應點匹配的方法進行灰度插值,以獲得各向同性的三維數據;針對相鄰斷層間對應輪廓的形狀不相似,位置不重合和有凹輪廓線的情況,提出一種基於包圍盒非均勻比例放縮的形狀插值方法。Computer image processing technology analysising the wear surface character had developed rapidly, and got widely recognition and application. according to the wear - surface image obtained by digital image - collection system, i analyse the wear mechanism, then, construe wear shape character with edge detection and skeleton map technology, calculate the proportion of different wear mechanism to the whole mechanism with area measurement, judge the texture character of image based on the method of texture analysis so as to provide reference for the computer ' s intelligentize identity to wear methanism
本文根據數字圖像採集系統獲得的磨損表面圖像,進行磨損機制分析,並運用數字圖像處理技術中的邊緣檢測和輪廓提取等技術,對磨損形狀進行特徵提取和分析,運用面積測量可計算不同磨損機制在整個磨損主體所佔的比重,並根據紋理特徵分析方法判斷圖像的紋理特徵,為實現計算機對磨損機制的智能化識別提供參考。To fulfill the need of the application of rp technique in medical domain, reverse cad modeling from medical cross sections is systematically studied in this dissertation. firstly, some algorithms related to the research of this dissertation are studied. new algorithms for orientation and inclusion test for simple polygon, an error constrained automatic faring algorithm for b - spline curve and a theorem regarding the termination criterion for subdivision of triangular bezier patch are proposed
本文針對rp技術在醫學領域應用的需要,系統研究了基於醫學斷層輪廓數據的反求cad建模理論和方法: ( 1 )在基礎演算法研究部分,提出了簡單多邊形方向及點在多邊形內外判斷的新方法、三角b zier曲面片離散的誤差控制定理和一種帶誤差約束的b樣條曲線的自動光順方法; ( 2 )提出了一種基於相鄰層輪廓相似性的醫學斷層輪廓數據曲面重構方法; ( 3 )提出了一種稱為「虛擬測量」的曲面模型處理方法。Thin lines are used to draw the outlines of superposition cuts. when it overlaps the outlines of the view, the outlines must be drawn completely
其輪廓線用細實線繪制,當視圖中的輪廓線與重合斷面輪廓線重疊時,視圖中的輪廓線仍然應連續畫出不可間斷。This thesis pass through the laser delimitation instrument and the geological radar instrument means, to tunnel initial stages support and secondary structure. at past the research of tunnel lining thickness depend on opening dig figure, don " t consider the effect of tunnel lining inner figure. adopting the integrate method of the laser delimitation instrument and the geological radar could most exact reflect the change rule of tunnel lining thickness, but also could do lots unbroken examination, have very important for summing - up the rule of tunnel lining thickness change, and have very amplitude extend value
本文通過激光限界儀和地質雷達綜合方法,對新建高速公路隧道初期支護和二次襯砌混凝土內輪廓和厚度進行了檢測,對襯砌厚度的分佈規律以往的研究中,多以開挖和襯砌的輪廓變化為依據,並未考慮襯砌內輪廓的影響,而採用激光斷面輪廓限界儀和地質雷達綜合方法能較為準確的反應襯砌厚度的變化規律,並且能夠無破損的做大量的檢測工作,為總結混凝土厚度的規律有很大作用,並有極大的推廣價值。The selection of the internal contour of the vehicular tunnel is determined by architectural limits. the program computes the most optimum cross - section of all kinds of different driveways and different cross - section forms
公路隧道內輪廓確定,通過確定建築限界,由程序計算出不同車道,不同斷面類型的最優斷面形式。Reconstructing the 3 - d profile of fracture surface in concrete by laser triangulation and analysis of fracture energy
用激光三角法重構混凝土斷裂面三維輪廓與斷裂能分析Firstly a qualitative criterion for determining the space between adjacent sections in the sampling process and gaussian smoothing algorithm is proposed. then a topological reconstruction method is given. at last a new reconstruction method based on the similarity between adjacent sections is proposed
首先提出了確定斷層間距的定性方法和數據平滑處理的高斯方法,然後給出了一種拓撲重構方法,最後提出了一種基於相鄰層輪廓相似性的曲面重構新方法。A serial of contour points make up of contour curve. contour data on light sectioning is attained by composition of contour curves
一系列的輪廓點就構成了輪廓線,對輪廓線的合成,再經過數據擬合,就得到一個斷面的輪廓數據。This method can avoid losing surface details, but its calculation is computationally expensive. the projection characters of adjacent contours and their connected surfaces are analyzed. a new algorithm for reconstruction is proposed based on projection
針對隱函數曲面法計算量較大的缺點,分析相鄰斷層上的輪廓及其重建子表面投影的特性,提出一種基於投影法的表面重建方法。The application of 3d object surface measurement is more and more important in the domain of industrial inspection, quality controlling, machine vision, cad / cam, and medical science, etc. and because of its high precision, nondestructive feature and also fastness of data acquisition, the method of non - contact optical measurement becomes very popular
三維物體表面輪廓測量技術在高速在線檢測、質量控制、機器視覺、反求工程、 cad cam以及醫療診斷等領域的應用日益廣泛。具有非接觸特性的光學測量方法由於其高解析度、無破損、數據獲取速度快等優點而被公認為最有前途的三維輪廓測量方法。A method for complicated planar contour fitting is presented : 1 ) first all the data points used in the contour are ordered ; 2 ) after calculating the curvature of each contour point, the points with bigger curvature are taken as feature points ; 3 ) the contour is segmented by feature points ; 4 ) the contour is globally constructed through determining the segments types ( line or circle ) and the constraints with the neighbor segments ? the generation of skin surface is realized with the interface of caa
研究了基於點雲數據的復雜截面線生成技術: 1 )對輪廓數據點進行排序; 2 )近似計算輪廓數據點處的曲率,取出曲率較大的數據點,並定義取出的數據點為特徵點; 3 )以特徵點為分界點對輪廓數據點進行分段: 4 )判斷分段數據點確定的曲線類型和各分段曲線之間的約束關系,進行基於約束的分段平面輪廓曲線整體擬合。分享友人