ICP, an open-source implementation of the iteratively closest point library.
ROS wrapper for the implementation of the Iteratively Closest Point algorithm, originally implemented by Per Bergstrom, released under BSD. It uses a kd-Tree library, originally implemented by Guy Shechter, released under BSD.
http://www.mathworks.com/matlabcentral/fileexchange/16766
http://www.mathworks.com/matlabcentral/fileexchange/4586-k-d-tree
icp is ...