Welcome to GeoGebram the app that is the Android version of the open source calculus, mathematics, geometry, probability, and statistics program... In GeoGebra APK, you will find a worthy version of ...

Abstract: This paper presents a robust and accurate approach for the rigid registration of pre-operative and intraoperative point sets in image-guided surgery (IGS). Three challenges are identified in ...

Abstract: Point cloud is an important type of geometric data structure. Due to its irregular format, most researchers transform such data to regular 3D voxel grids or collections of images. This, ...