文章Coarse Alignment for Model Fitting of Point Clouds Using a Curvature-Based Descriptor解读三共形几何基础
接上上一节粗配准文章CoarseAlignmentforModelFittingofPointCloudsUsingaCurvature-BasedDescriptor解读二粗配准,下面看预处理小节假设点云X={xi},i=1,...,nx,xi∈R3,点云Y={yj},j=1,...,ny,yi∈R3,其中模型的点云从CAD模型计算得到。这时,三维配准问题转化成最小化误差问题:公式如图所示:ro