Skewed mirror symmetry detection from a 2D sketch of a 3D model. - H. L. Zou; Y. T. Lee (GRAPHITE, 2005)

Skewed rotational symmetry detection from a 2D line drawing of a 3D polyhedral object. - H. L. Zou; Y. T. Lee (Comput. Aided Des., 2006)

Constraint-based beautification and dimensioning of 3D polyhedral models reconstructed from 2D sketches. - H. L. Zou; Y. T. Lee (Comput. Aided Des., 2007)