Conclusion the cone beam ct and on-line correction could reduce the setup error.
结论锥束CT扫描在线校正能够缩小摆位误差。
These design processes ensure the optimal performance of the cone beam CT scanner.
这些设计过程保证了锥束ct的优化性能。
Result: Images based on cone beam CT can clearly display the spatial relationship between root and maxillary sinus as well as inferior alveolar nerve canal.
结果：锥型线束CT可清楚显示牙根与下牙槽神经管及上颌窦之间的解剖关系。
Objective to investigate the application of the limited cone beam ct (3dx) for the diagnosis of the hard tissue disease of apex and the anatomical morphology of the teeth.
目的研究牙科用三维小视野照射CT (3dx)在口腔内科根尖部硬组织疾病诊断和牙齿解剖学形态影像中的价值。
A blade wall thickness inspection method based on blade cone beam volume ct image sequence and blade CAD model are given.
本文给出一种基于叶片锥束体积CT图像序列和叶片CAD模型的叶片壁厚检测方法。
With the development of spiral multi-slice CT, medical CT is in transition towards spiral cone-beam CT.
随着多层螺旋ct的出现，医用CT正在向着螺旋锥束ct转变。
Turbine blades quality inspection technology based on Cone Beam Volume ct has become hot point of current NDT research field.
基于锥束体积CT的涡轮叶片质量检测技术是当前无损检测领域的研究热点。
In a traditional cone-beam ct system, the cost of product and computation is very high.
在传统的CT系统中，系统的硬件成本和计算量都是非常巨大的。
A new kind of ct image reconstruction algorithm named Intermediate Function algorithm is presented in this paper. This algorithm can be used both in fan-beam and cone-beam scan.
本文提出的中间函数重建算法，是一种可以应用于扇束和锥束扫描的图像重建算法。
Abstract: Objective to investigate the canal morphology of maxillary first premolar using cone-beam ct (CBCT) and to know its generic and variant forms.
摘要目的采用锥形束ct (CBCT)探讨上颌第一前磨牙根管的解剖形态，了解其常规形态及变异形态。
The cone-beam CT reconstruction algorithm can be divided into to categories:iterative methods and analytical methods.
锥束CT重建算法主要分为两类：迭代法和解析法。
Therefore, the key of cone-beam CT reconstruction algorithm acceleration is to improve the speed of the projection operation.
因此针对锥束CT重建算法的加速研究关键是提高投影过程的计算速度。
The aim of the research is to find an effective reconstruction algorithm which can be used in cone-beam ct int...
研究它的目的是为将来的锥束扫描提供直接重建算法。
The aim of the research is to find an effective reconstruction algorithm which can be used in cone-beam ct int...
研究它的目的是为将来的锥束扫描提供直接重建算法。
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