data cloud造句
例句與造句
- based on the unorganized data cloud obtained by optical tracking localizer in acl naviagation, the surfaces of graft placement on the tibia and the femur as well as the impinging notch surface are reconstructed
摘要針對acl導(dǎo)航手術(shù)中以光學(xué)定位儀測量方式得到的三維散亂數(shù)據(jù)云為基礎(chǔ)，即時重建植人物的脛骨和股骨附著面及可能產(chǎn)生碰撞的部分滑車面。 - the approach includes : obtain cutter location points from cutter contact points; interference pretreatment by convex box of data cloud and reducing check area; interference detection and tool-position correction based on data cloud
通過計算點(diǎn)云模型的曲率，確定切削步長和行距，采用基于點(diǎn)云的干涉檢查模型，推導(dǎo)出干涉處理的解析式，得到了無干涉加工刀軌。 - the approach includes : obtain cutter location points from cutter contact points; interference pretreatment by convex box of data cloud and reducing check area; interference detection and tool-position correction based on data cloud
通過計算點(diǎn)云模型的曲率，確定切削步長和行距，采用基于點(diǎn)云的干涉檢查模型，推導(dǎo)出干涉處理的解析式，得到了無干涉加工刀軌。 - the dividing process is recorded by octree, and then we make out the rapid adjacent-field searching algorithm using envelopment-box's recursion feature . this algorithm can also kick off some noise-points from the data cloud . it make the consequent process of surface reconstruction more convenience and precise
分割過程采用八叉樹來記錄，并利用包圍盒的遞歸特性實(shí)現(xiàn)了點(diǎn)的鄰域的快速搜索算法，同時可以有效地排除噪聲點(diǎn)，顯著減少了密集散亂數(shù)據(jù)點(diǎn)云幾何建模所花費(fèi)的時間，提高了建模效率。 - in the process of model reconstruction with measured data cloud in reverse engineering, these are often data lose owing to partial covering of the part or limit of the measuring instrument within the acquired triangular mesh model . these holes must be repaired to form complete model of the part
在逆向工程通過測量海量數(shù)據(jù)建模中，由于零件局部遮擋或測量手段的限制，所獲得的三角網(wǎng)格模型中往往存在數(shù)據(jù)缺失，形成孔洞，因而需要對孔洞進(jìn)行修補(bǔ)以形成完整的零件模型。 - It's difficult to find data cloud in a sentence. 用data cloud造句挺難的
- based on data cloud, which is measured from 3-coordinate measuring machine ( cmm ) or so, an algorithm to search lopological structure from 3d unorganized points using envelopment-box technology is proposed in this thesis . based on this method, we searching neighbor points of sampling point . we also improve the max-min angle criteria to realize local triangulation, and then get the normal of sampling point from the triangulation
本文以測量得到的曲面數(shù)據(jù)點(diǎn)點(diǎn)云為基礎(chǔ)，提出了一種基于包圍盒的自動尋找三維散亂數(shù)據(jù)點(diǎn)之間拓?fù)浣Y(jié)構(gòu)的方法，采用該方法尋找采樣點(diǎn)的鄰域結(jié)點(diǎn)，并對三角剖分中的典型優(yōu)化準(zhǔn)則?最小內(nèi)角最大準(zhǔn)則提出了改進(jìn)，按照改進(jìn)后的優(yōu)化準(zhǔn)則實(shí)現(xiàn)了采樣點(diǎn)的局部三角劃分，并進(jìn)一步求解得到采樣點(diǎn)的法向量，依據(jù)法向量及鄰域拓?fù)潢P(guān)系在二次曲面的基礎(chǔ)上實(shí)現(xiàn)了散亂數(shù)據(jù)曲面重構(gòu)中的數(shù)據(jù)點(diǎn)的自動分類。