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Research on image registration for 2D representation of GI tract in Micro-Ball endoscopy system

机译:微球内窥镜系统中胃肠道二维表示的图像配准研究

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Now it is a tedious work for clinicians to interpret the images acquired by wireless endoscopy system, and a viable solution is to construct a map, which is the two- dimensional representation of gastrointestinal (GI) tract, to reduce the redundancy of images and improve the understandability of them. But it is difficult for traditional wireless endoscopy system to realize image capture with wide field of view and so it is difficult to generate the map of GI tract. A wireless Micro-Ball endoscopy system makes the full view image capture possible. Then image registration is a key technology for constructing the map. This paper discusses and analyzes two key problems on image registration in detail for Micro-Ball endoscopy system. A two-threshold criterion is proposed for determining the possibility of valid registration between two images, and a MSE approach is also given out to appropriately decide the registration direction in the final step of registration process.
机译:现在,临床医生解释无线内窥镜系统获取的图像是一项繁琐的工作,可行的解决方案是构建地图(胃肠道的二维表示),以减少图像的冗余并改善他们的可理解性。但是传统的无线内窥镜系统很难实现大视野的图像捕获,因此很难生成胃肠道图。无线微球内窥镜系统使全视野图像捕获成为可能。那么图像配准是构建地图的关键技术。本文详细讨论并分析了微球内窥镜系统在图像配准中的两个关键问题。提出了两个阈值标准来确定两个图像之间有效配准的可能性,并且在配准过程的最后一步中还提出了一种MSE方法来适当地决定配准方向。

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