叉形結點 的英文怎麼說

中文拼音 [chāxíngjiēdiǎn]
叉形結點 英文
fork function
  • 叉 : 叉動詞[方言] （擋住, 卡住） block up; jam
  • 結 : 結動詞（長出果實或種子） bear （fruit）; form （seed）
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  1. Firstly the patterns of the multifingered hands are detailed, eight patterns are defined. the classical bayes method is used in the classification of pre - grasp of multiple fingers based on three patterns which are grasping, holding and pinching. based on the eight pre - grasp patterns, bp neural network is applied in the classification of the pre - grasp of multifingered hands and gets a good effect. the method solves the shortcoming input sample relying on the propobility density and simplified the un - insititution characters extraction. in this paper, support vector machine ( svm ) and binary - tree with clustering is applied in the classification. this method can solve the slow speed and effect with fewness sample in the classification, achieving a good effect. in this papper, we extract the characters of the regulation object with geometry characters and extact the unregulation object with the image analysis

    此法解決了輸入樣本依賴物體的概率密度的特點，簡化了分類特徵提取的不直觀性。本文還採用了支持向量機（ svm ）和聚類二叉樹相結合的方法對機器人手預抓取八類模式進行分類，解決了預抓取模式分類訓練速度過慢以及在分類中樣本數量偏少而影響分類效果的問題，得到了較高的正確率。本文對預抓取幾何形狀規則的物體採用直接提取其幾何特徵，對于預抓取幾何形狀不規則的物體採用圖像分析的方法進行特徵提取。
  2. He unbuttoned successively in reversed direction waistcoat, trousers, shirt and vest along the medial line of irregular incrispated black hair extending in triangular convergence from the pelvic basin over the circumference of the abdomen and umbilicular fossicle along the medial line of nodes to the intersection of the sixth pectoral vertebr aelig ;, thence produced both ways at right angles and terminating in circles described about two equidistant points, right and left, on the summits of the mammary prominences

    然後又反過來自下而上地依次解開背心長褲襯衫和內衣紐扣。他那雙手的軌跡從參差不卷縮起皺的黑色體毛的中心線也就是自骨盆底到下腹部肚臍眼周圍那一簇簇體毛，又沿著節結的中心線進而延伸到第六胸脊椎的交叉點，從這里又向兩側叢生，構成直角形，在左右等距離的兩個點，即環繞乳頭頂端形成的三角形收斂圖形的中心線穿行。
  3. This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section

    文章介紹了關于軟體工程學與計算機圖形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法，並重點討論了基於約束條件的delaunay三角網格化演算法、 nurbs （非均勻有理b樣條）曲面擬合、三叉樹等值線填充演算法和基於掃描線的復雜剖面填充演算法。
  4. The third chapter is the highlight of the text which focuses on the analysis of the classical colliding case at the " crossing situation ", calculating the distance between two vessels in the state of " involving risk of collision ", approaching a " close - quarters situation " and the " immediate danger situation " through the mathematical model, the thesis sums up the lessons and the prevention of the colliding accidents in every stage at the " crossing situation " by combining with the qualitative analysis, and puts forth a series of methods for avoiding collision aim at three different patterns at the " crossing situation "

    包括三個階段計算臨界值數學模型的建立。第三篇是本文的重點，主要對典型交叉相遇碰撞事故進行了分析。通過相應的數學模型計算出兩船碰撞危險形成時機，緊迫局面與緊迫危險形成時的兩船距離，結合定性分析來總結每一交叉態勢碰撞事故的教訓與預防，並提出了一系列針對三種不同交叉態勢的不同避碰方法。
  5. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題，本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上，建立了三維、可壓縮紊流的物理模型，得到了通用的求解辦法；利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型，計算了冷卻空氣通過這幾種通道時的流動與換熱情況，得到了各種不同情況下計算區域的溫度場、壓力場、速度場；在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響，並整理得到了各種通道形式下，努謝爾數和阻力因子與雷諾數的函數關系；本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果，通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較，表明了這種新型鮚構的優勢，對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  6. The famous algorithms include roam, vdpm, adaptive triangulation based quadtree and the improved algorithms of them, etc. however, the improvement of the present algorithms mainly focus on the selection of data structure which can speed up generation of the tmrm, few works were put into ameliorating the simplification criterion, hi fact, the simplification criterions used by the algorithms at present are constructed with only two elements which are the distance the vertex from the viewpoint and the roughness of terrain expressed by z coordinate

    地形多解析度模型的生成演算法種類較多，著名的有：自適應優化格網演算法（ roam ） 、基於視點的累進格網法（ vdpm ） ，基於四叉樹的自適應剖分演算法以及基於各演算法的各種改進演算法等等。但目前人們對演算法的更新及改進主要是從數據結構的角度來考慮，對簡化準則沒有做實質性的改進。
  7. The core contents of digital power transmission network are to build the true three dimension scene of objective region, to search for the transmission equipments and to operate them in the scene interactively. according to the two main kinds of three dimension digital models ( earth surface model and transmission equipment model ), this thesis describes a simplifying method depended on view - point : it accomplishes displaying and flying over a large area of true earth surface with level of detail model based on block - binary tree. and it realizes " the efficient display of abundant data of equipment models and interactive management by the method of combination of models and images

    構建目標區域的真實三維場景，並在場景中對輸電設備進行查詢和交互操作是數字輸電網路的核心內容，本文針對數字平臺中兩種主要的三維數據模型? ?地表模型及輸電設備模型提出了基於視點的簡化方法：用塊? ?二叉樹結構的動態細節層次模型解決了大區域真實地形的顯示及漫遊方法；用失柵結合的方式實現了對海量設備模型數據的高效顯示及交互管理的功能。
  8. Consequently, the paper investigates the following aspects about the network adjustment theory and practice for airborne gravimetry, m oreover, some questions correlated with solving the adjustment problem are discussed in detail. 1. based on actualities of airborne gravimetry, two practical methods of searching crossovers are proposed, i

    為此，本文從以下幾個方面對航空重力測量測線網平差的理論與方法及相關內容進行研究，並得出若干初步結論： 1 、結合航空重力測量的實際情況，提出了兩種實用的交叉點搜索方法，即跳躍搜索法和圖形輔助搜索法。
  9. Establishing 3 - d terrain models with vector contour lines and elevation terrain models with the help of the determination of space corresponding relations between contour lines, tile operation and branch operation. explanation of real - time reflection of terrain models, including three algorithms in lod technology, compared with quadtree algorithm, roam algorithm and the algorithm based on the intermediate belt, to show the advantages and disadvantages of the different situations of the terrains, so as to find out the right algorithm, the quadtree algorithm. developing and implementing the fast demonstration on the vc platform with three - dimentional visualization techniques, such as vrml and opengl, providing a persuasive argument for the research

    論文首先概括介紹了用等高線快速建立3d地面模型和顯示的相關技術，並論述了課題研究的背景和選題依據;其次，論文闡述了如何對等高線數據進行預處理，提出了有效的得到矢量化等高線的方法;再次用矢量化的等高線數據建立三維地面模型，通過等高線間的對應關系的確定、瓦片操作、分支操作建立地面的高程模型;然後論文對地面模型的實時渲染問題進行了深入闡述，主要是從lod技術的三種演算法著手進行研究，通過對比四叉樹演算法、 roam演算法和基於過渡帶演算法對不同種情況的地面數據顯示的優缺點，再結合本系統的地形數據的特點選擇了適合的演算法:四叉樹演算法;最後，用vrml和基於opengl的三維可視化技術在vc平臺上開發並實現了地形的三維快速顯示系統，為論文的研究內容提供了有力的論證。
  10. Integrating with the continuous level of detail of geometry mesh, we present an criteria for selecting an appropriate node on the texture the quadtree, and rendering the mesh with the corresponding quadtree texture

    紋理組織方式有效地匹配于地形幾何的連續層次多分辨細節模型，提出了紋理四叉樹的多解析度選取策略，並從紋理結點出發，繪制幾何網格。
  11. In the thesis a volume rendering algorithm is put forward using shear - warp factorization of the viewing transformation and two - pass classification, it utilizes the coherence of volume data, classifies the data for the first pass and encodes the volume data using a run encoding, the encoded data is classified for the second pass when it is rendered. using the feature for two pass classification, it uses octree data structure speed up the rendering, realizes a very good volume rendering algorithm

    本文提出了兩次分類錯切變形體繪制演算法，該演算法充分發掘體數據的一致性，首先對數據進行第一次分類，對第一次分類的結果進行行程編碼，實現了數據的壓縮，對壓縮的體數據進行第二次分類繪制；同時依據兩次分類的特點，利用八叉樹進行加速，實現了有效的體繪制演算法。
  12. Now the method of lever set is wildly used like crystal grows, etc. this paper mainly explains the application in the moving interface aspect of the method, which based on fast tree redistancing for moving interface, including definition of level set method, adaptive mesh ( octatree ) and interpolation of scattering points

    水平集方法現已得到廣泛的應用，如晶體增長等。本論文主要闡述了水平集方法在求等距問題方面的應用，即一種基於樹形結構的快速等距面計算方法，包括水平集方法的定義，自適應網格剖分（本論文採用八叉樹的方法）以及離散點的插值。
  13. Results ( 1 ) lm : the affected hairs bent and twisted, and some twisted round over 180 with “ hairpin - like ” shape, but the knotting of hairs was not observed

    結果（ 1 ）光鏡特點：病發纏結成團，但未見毛發打結；毛發捲曲或扭曲旋轉，有的超過180 ，有的扭曲成「發夾」狀；毛發粗細不一，部分明顯變細；發梢分叉，毛干中間縱向分裂、變形等。
  14. The results indicate that the stability for bifurcation point equilibrium configuration and post - buckling equilibrium path of roof strata can be revealed and an effective method for determining displacement field of imperfection structure can be provided by using initial post - buckling theory

    應用初始后屈曲理論可揭示淺埋煤層長壁開采頂板巖層的分叉點平衡構形及后屈曲平衡路徑的穩定性，是確定非完善結構位移場的一種有效方法。
  15. Studying the techniques to speedup the ray - tracing method, introducing the methods which are popular for the moment of the partitioning of the urban cell, including space volumetric partitioning, angular z - buffer technique and triangulation, through the comparative advantages of these methods, and combining with the technologies of computer graphics, we get a new efficient ray - tracing method - - a ray - tracing method based on the octtree technique

    重點闡述了其加速技術，介紹了現有的分區技術，包括直接的下方形分區、角分區以及三角形分區，通過比較、分析這些分區方法的優點與不足，並結合計算機圖形學技術，我們得到了一種新的、更加方便、快速、有效的射線跟蹤演算法? ?射線跟蹤八叉樹演算法。
  16. The quad - tree automatic simplification technique is used for that terrain in different " pyramid " levels takes on different resolution, and terrain in the same level has multi - resolution. in order to solve geometry - gaps, the author studies and compares two ways : pattern of restricted quad - tree and mark points and pattern of changing connectivity of vertices for higher resolution

    考慮vrml特點，採用「金字塔」數據結構組織地形數據，通過基於四叉樹的地形數據簡化演算法對地形數據進行簡化，使「金字塔」的不同的層次間具有不同的解析度，同一層次間也具有不同的解析度。
  17. Several problems, which should be paid attention about the planning, are analyzed emphatically. finally, i applied above - mentioned planning thoughts to the practice of wuhan ' s urban green space system planning, and proposed some thoughts about it. wishing wuhan will be changed to " shan - shui " city early

    最後，筆者將上述的規劃理念運用於武漢市綠地系統規劃的實踐中，對武漢市的城市空間結構、自然基質和綠地現狀加以分析，提倡武漢市在建設「山水城市」的過程中，城市綠地系統規劃以山水「斜十字」交叉形態為基礎骨架，完善點、線、面相結合的體系。
  18. Improvement of barrier protection performance was analyzed from views of material, structure and type, installation of concrete barrier. it was presented to increase the protection capacity of the barrier through material improvement so as to decrease rigidity of the barrier. the effect that the height of the point of intersection between the up and below inclined plane may have on car overturn after impact

    從混凝土護欄的材料、結構形式、施工方法等方面進行了護欄防護性改進分析，提出通過改進材料來提高護欄的防護性，降低護欄的剛度，討論了護欄截面上、下斜面交叉點的高度對車輛碰撞后傾翻可能性的影響。
  19. However, the second technology has the following disadvantages : first, data paging and tmrm generating are integrated into one modulate, next, data structures they used are very complicated and large, in addition, the work of data preprocessing is very heavy and frequently data paging need the server with high performance, at last this paging method is very difficult for implementation. as for the first technology, an important advantage of it is that the data paging and tmrm generating are not interdependent, so it will be more e asily applied in practice than the second one. as an implementation of the first technology, lindstrom introduced a method which uses quadtree and triangle binary tree to organize terrain data and adopt multithread mechanism to realize the data process

    而第一種流式處理技術盡管一次調入的數據量稍大，但其數據調度與多解析度模型的生成在功能上是相互獨立的，如果處理得當更容易在實際工程中得到成功的應用，對於它的實現， lindstrom提出了利用四叉樹及三角形二叉樹進行地形數據組織並利用多線程機制進行數據調度與簡化的流式處理方法，但該方法的缺點是：其數據結構依賴于地形的物理分割，因此數據結構龐大；多解析度模型生成的計算量也依賴於物理分割的粒度，即物理分割粒度較粗時，數據范圍增大，計算量會急劇增加；該方法不能實現模型的增量生成。
分享友人
分享到 Line

分享到臉書