back projections造句
例句與造句
- 6 . video of flow pattern is realized with the linearity back projection ( lbp ) arithmetic . 7
編制基于線性反投影算法(lbp)的成像程序，實現(xiàn)流型的可視化。 - in this paper, the author attempts to discuss two main problems of convolution back projection algorithm basing on fan-beam scanning
本文主要探討了卷積反投影算法的兩個核心問題：卷積窗函數(shù)與內(nèi)插函數(shù)。 - lbp ( linear back projection ) method which is used in multiphase tomography is adopted to deal with ill matrix and speed up reconstruction
進而借助于多相流電容成象中的lbp法，處理病態(tài)矩陣和提高建象速度。 - convolution back projection algorithm has parallelism and the image reconstruction with such an algorithm has fine quality and high speed
本文在比較了各種算法后，采用卷積反投影算法作為并行圖像重建的算法。 - finally, global optimization is applied to minimize the back projection errors, which can refine the data and produce a jointly optimal 3d structure
我們將它們通過一組相似變換轉(zhuǎn)移至同一坐標(biāo)系下，就得到了物體整體的三維結(jié)構(gòu)。 - It's difficult to find back projections in a sentence. 用back projections造句挺難的
- compared to the well-known flbp ( filter linear back projection ) algorithm, the quality of reconstructed image by the new hybrid image reconstruction algorithm was improved
將新算法和flbp(filterlinearbackprojection)算法進行比較，結(jié)果表明重建圖像的質(zhì)量有了提高。 - the convolution back projection ( cbp ) technique and the algebraic reconstruction technique ( art ) are two of the major image reconstruction methods in ct
現(xiàn)在主要有兩大類重建圖像的方法:變換方法和迭代方法.變換法以卷積反投影算法最為常用,醫(yī)學(xué)ct普遍采用變換法成像技術(shù) - fourthly, a fast back projection ( fbp ) algorithm is presented . it sloves the problem of large computational load of bp algorithm and the condition of dividing the subapterture is presented
接著提出了一種快速后向投影算法(fbp)，解決了bp算法計算量大的問題，給出了子孔徑劃分的條件。 - by the experimental result and linear back projection ( lbp ) algorithm to reconstruct the image, and then verify the credibility of the experiment device, realised measuring in time . 7
利用實驗測得的數(shù)據(jù)通過線性反投影(lbp)法進行圖象重建，進而驗證了整個實驗裝置的可靠性，實現(xiàn)了在線實時測量。 - its image reconstruction belongs to the image reconstruction under narrow fan-beam scan mode . after comparing different algorithms, this paper introduces convolution back projection algorithm for the parallel image reconstruction
采用高能直線加速器作為射線源的高能x射線工業(yè)ct機多采用窄角扇束掃描方式，其圖像重建屬窄角扇束掃描方式下的圖像重建。 - in inverse problem of ert, the linear back projection algorithm based on sensitivity field is used to reconstruct the qualitative image . assume that the change of conductance is slight, so the sensitivity can be approximately
在電阻層析成像的成像算法方面，論文中使用了基于敏感場的線性反投影算法，假設(shè)電導(dǎo)率分布的變化不是很大，則場內(nèi)敏感場系數(shù)的分布可近似的認為不變，這樣就可利用敏感場矩陣直接求取多幅圖像。 - the parallelization of image reconstruction by convolution back projection with narrow fan-beam based on workstations cluster can solve fast image reconstruction of high power x-ict, and the speed of parallel image reconstruction relates to the numbers of workstations involved
本論文采用窄角扇束卷積反投影圖像重建在工作站機群上的并行實現(xiàn)能解決高能x射線工業(yè)ct機的快速圖像重建問題，并行圖像重建的速度與參與并行實現(xiàn)的工作站數(shù)有關(guān)。 - former researchers have done many works in the respect of convolution back projection algorithm . however, according to the result of document retrieval, apart from the study about one the two main problems or a new function used in the reconstruction progress, there is not synthetically study about window function and interpolation methods and effects on quality of ct image
圍繞卷積反投影算法的兩個問題，前人做了大量的研究，但根據(jù)所查閱資料，前人僅就其中一個問題做了一些研究或提出一種新的函數(shù)用于圖像重建，卻并沒有全面地分析窗函數(shù)與內(nèi)插函數(shù)的特性以及對ct圖像的影響情況。 - this software can be used to construct automatically 16 electrodes and 32 electrical electrodes finite element method ( fem ) division model . the equi-potential lines in any drive pattern can be plotted and the boundary potential changes in its forward problem can be obtained . using back projection method, the impedance imaging in simulation and real measurement can be reconstructed
該軟件對任意形狀、結(jié)構(gòu)的場域可實現(xiàn)自動剖分，可建立16電極、32電極求解模型；正問題部分可給出各種激勵情況下的等位線分布和邊界電位變化情況；逆問題部分用反投影法實現(xiàn)了圖像重構(gòu)，并成功應(yīng)用于所研制的測試系統(tǒng)。 - to remedy the drawback of cutting a long image sequence into several subsets in our 3d reconstruction algorithm, global optimization with a weighting matrix is applied to refine the results, in which the visible and missing data are arranged together . the back projection error is minimized over the estimated camera matrices and 3d points
為了彌補重建算法將一個長圖像序列劃分為幾個子序列所帶來的不足，我們對結(jié)構(gòu)整合后的數(shù)據(jù)進行帶有加權(quán)矩陣的全局優(yōu)化，最小化重投影誤差以提高數(shù)據(jù)(包括投影矩陣和重建點三維坐標(biāo))的整體精度。
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