Luis Álvarez-León Carmelo Cuenca Javier Sánchez Regularizing a Set of Unstructured 3D Points from a Sequence of Stereo Images. 449-463 2003 conf/scalespace/2003 Scale-Space http://link.springer.de/link/service/series/0558/bibs/2695/26950449.htm db/conf/scalespace/scalespace2003.html#Alvarez-LeonCS03