采樣網格 的英文怎麼說
中文拼音 [cǎiyàngwǎnggé]
采樣網格
英文
sampling grid-
In computation of swept volume approximation, an improved technique to generate the swept volume approximation for arbitrary meshes is presented by introducing generator simplification and path resample using frenet moving frames along the discreted sweeping trajectory. other steps, such as a directed distance field computation on a uniform grid based on the hardware accelerated computation technique and iso - surface extraction using marching cubes algorithm, are also included in this algorithm. in addition, the simplification scheme and smoothing technique are applied to the swept volume generated from iso - surface extraction
本文的主要貢獻在於:在掃描體逼近計算方面,在原有任意多邊形網格模型沿任意路徑運動生成掃描體逼近演算法的基礎上,提出了加入對掃描母體簡化的預處理和用活動標架對掃描路徑進行重采樣等過程,演算法的其它過程還包括:計算掃描體中幾何基元的排列,用硬體加速構造無符號的有向距離場,將無符號距離場轉化為有符號距離場,從有符號有向距離場提取等值面等。The main page background changes from night to day, which alludes to the different attractions the mall has to offer. the site also brings out the more message of the mall and its aims of originality in products and services. interactivity in the form of online games, wallpaper, promotional films and creative animation also help set it apart
網站主頁畫面顏色晝夜變調,突出商場日與夜同樣精采,帶出商場more的主題和對原創及破格商品及服務的追求,透過採用大量互動元素趣味游戲wall paper宣傳片播放及極具創意的繪圖和動畫,拼湊成為一個與別不同的網站,同時演繹商場更多元化的功能,讓網民親身感受突破傳統的創意購物消閑模式。The algorithm generates three - dimensional terrain model and displays in real time. it uses an efficient and simple method to attain the dependency between sampling points on terrain, and refines the center points in top - down way. it incorporates the dependency of points into their errors so that the cracks inside the terrain block are avoided, at the same time eliminates the cracks at the edges of blocks through adjusting the elevations of those points that cause the cracks
該演算法基於規則格網數據實時生成三維地形模型,並實時顯示;採用了一種簡單而高效的方法來求解采樣點之間的依賴關系;以「從頂向下」方式細分中心頂點;並把頂點依賴關系融合進頂點誤差中,避免了地形塊內部的裂縫,同時通過調整塊邊界點的高程消除了塊邊界處的裂縫;演算法還具有利用幀間相關性,視相關等方面特點。We use bezier - shaped displacement reference curves to determine the new position of the vertices on the deforming surfaces. the proposed approach is fast and robust, and can support real - time interactive mesh editing and handle arbitrary meshes thanks to re - sampling and subdivision operations
這種變形方法計算快速便捷,可以方便地集成到現有曲面造型系統中,結合重新采樣以及曲面細分等技術,這種曲面造型方法可以應用在任意拓撲結構的網格曲面編浙江大學碩士學位論文摘要輯上。Embedded technologies, multi - way technologies and sampling technologies are used to reduce the sampling rate by software, so that the system can provide appropriate image format according to the condition of network and can eliminate aliasing noise. the system also uses motion detection to control the frame rate. therefore, the system can save transmission bandwidth effectively and design to provide multiple degrees qos according to the network condition
本方案採用了嵌入式技術和多路技術,並從采樣技術入手,軟體調整采樣率,使得系統能夠根據網路狀態提供適當格式的圖像,消除欠采樣噪聲,而且通過運動檢測來控制幀率,從而可以有效地節省傳輸帶寬,達到根據網路情況自適應地提供多種qos服務等級的目的。A uniformly sampling algorithm of three - dimensional segmented quadrilateral boundary domain and an uniformly distributed sampling point optimized method based on force equilibrium are presented. then on basis of the above researches, the smooth b - spline surface fitting is implemented
提出了一種空間四邊界區域的均勻采樣方法以及基於力平衡原理的采樣點均勻分佈優化方法,實現了三角網格模型的重新均勻采樣和參數化。An important application of shape matching technique is the reconstruction of archaeological fragments. conceming this application, a series of processing algorithms is presented. an efficient algorithm of fragment digital, mesh simplification, extracting mesh outlines is presented, and the mesh simplification algorithm with features of 3d edge preservation by applying edge operations, in order to reduce the difference, smooth, filter and resample are applied on the original information
對于輪廓曲線的特性、復原目標、過程模型作了論述,完成了物體數字化採用的方法、數字化物體的存儲、具有3d邊緣保持的網格簡化、輪廓曲線提取、輪廓曲線的光順濾波、曲線的重采樣等輪廓曲線匹配中所要用到的相關方法。Second, a parallel adaptive ray - casting algorithm for graphic rendering of cfi is developed. in the computational model of cfi, the line - of - sight integration is difficult to obtain for 3d complicated flow field, because curvilinear grids, multizone curvilinear grids, and other irregular grids that are commonly used in computational fluid dynamics ( cfd ) present interesting challenges, such as the complex shapes of cell regions defined by grid points ; the wide variation in the sizes of cells in different regions of the grid ; and the intersecting or overlapping nature of multi - grids. the parallel adaptive ray - casting algorithm is extremely efficient to solve these problems
并行自適應光線投射法繼承了光線投射法適合於任何形式網格的優點;光線與計算網格的交點自適應地反映了原來網格點物理量的分佈,能夠與數值計算的精度保持一致;圖像平面的自適應演算法使我們不必從每一個像素發出射線,既提高了光線投射法的計算效率,同時又保證重采樣后激波這樣的高頻信息不會損失;將并行處理技術引入計算光學流動圖像生成過程,解決了大規模數值模擬結果的處理對計算速度和內存容量的需求。By properly programming the resampling procedure, the algorithm can automatically resample more points in the region with higher curvature
通過合理規劃采樣方案,實現了自適應地對初始網格模型進行重新布點。分享友人