Abstract Background and Objective As is known, point clouds representing the objects are
frequently used in object registration. Although the objects can be registered by using all the
points in the corresponding point clouds of the objects, the registration process can also be
achieved with a smaller number of the landmark points selected from the entire point clouds
of the objects. This paper introduces a research study focusing on the fast and accurate rigid
registration of the bilateral proximal femurs in bilateral hip joint images by using the random …