Data Structures and Algorithms

ARTMe: a new array-based algorithm for Adaptive Refinement of Triangle MeshesJ. Coêlho, M. Gattass, H. Lopes. Engineering with Computers 35(1), pp. 1-20 (2019).

IBHM: Index-Based data structures for 2D and 3D Hybrid Meshes, M. Lage, L. F. Martha, J. P. Motinho, H. Lopes,  Engineering with Computers 33(4) pp. 727-744(2017).

A new quadtree-based approach for quadrilateral mesh generation, A. Pochet, W. Celes, H. Lopes, M. Gattass,  Engineering with Computers 33(2), pp. 275-292, (2017).

FGNG: a Fast multi-dimensional Growing Neural Gas implementation, C. A. Mendes, M. Gattass, H. Lopes  Neurocomputing 128(27): pp. 328-340 (2014).

Topological mesh operators, T. Lewiner, E. Medeiros, H. Lopes, G. Tavares, L. Velho, Computer Aided Geometric Design 27(1): pp. 1-22 (2010).

Fast generation of pointerless octree duals, T. Lewiner, V. Mello, A. Peixoto, Sinesio Pesco, Helio Lopes, SGP 2010, Computer Graphics Forum 29(5): pp. 1661-1669 (2010).

Statistical optimization of octree searches, R. Castro, T. Lewiner, H. Lopes, G. Tavares, A. Bordignon, Computer Graphics Forum 27(6): pp. 1557-1566 (2008).

CHF: a scalable topological data structure for tetrahedral meshes, M. Lage, H. Lopes, T. Lewiner, L. Velho, Proceedings of the XVIII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI): pp. 349-356 (2005).

A stratification approach for modeling 2-cell complexes, S. Pesco, H. Lopes, G. Tavares, Computers & Graphics 28(2): pp. 235-247 (2004).

Handlebody representation for surfaces and its applications to terrain modeling, M. Grivet, A. Xavier, H. Lopes, S. Pesco, G. Tavares, International Journal of Shape Modeling 9(1): pp. 61-77 (2003).

Structural operators for modeling 3-manifolds, H. Lopes, G. Tavares, Proceedings of the 4th ACM SIGGRAPH Symposium on Solid Modeling and its Applications 1997: pp. 10-18 (1997).

Handlebody representation for surfaces and Morse operators, H. Lopes, A. Castelo, G. Tavares, Proceedings of the Curves and Surfaces in Computer Vision and Graphics III, SPIE: pp. 270-283 (1992).

e-mail: lopes at inf dot puc-rio dot br
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