常見(jiàn)例句A fast backprojection algorithm for Computerized Tomography(CT) fan-beam reconstruction is proposed. 提出了一種用于扇束CT(計(jì)算機(jī)斷層掃描)重建的快速濾波反投影算法。A real-time soft shadow mapping algorithm based on backprojection is presented to generate real-time shadows. 摘要 基于陰影映射算法,提出一種利用反向投影實(shí)現(xiàn)的實(shí)時(shí)軟陰影的新算法。Based on the numerical analysis for filtered backprojection algorithm,introduces a method to improve the computational procedures involved in the backprojection. 摘要 對(duì)反投影的計(jì)算方法進(jìn)行了改進(jìn),設(shè)計(jì)了一種能夠提高反投影速度的方法。Traditional filtered backprojection(FBP) method required complete projection data,which were often difficult or even impossible to acquire for objective reasons. 傳統(tǒng)的濾波反投影算法(FBP)要求完備的投影數(shù)據(jù),而實(shí)際檢測(cè)中往往由于客觀原因無(wú)法獲得完全的投影數(shù)據(jù)。The system makes impedance measurements using an array of 32 electrodes on the surface of the body, and reconstructs the images using a veighted backprojection algorithm. 該系統(tǒng)采用32體表電極進(jìn)行阻抗測(cè)量,用加權(quán)反投影算法進(jìn)行圖象重構(gòu)。One of the conventional reconstruction techniques of CT is the filtered backprojection method which has little complexity and high resolution, but has not locality properly. 摘要濾波反投影算法是經(jīng)典的CT圖像重建算法,它速度快,空間和密度分辨率好,但不具有局部性。 返回 backprojection