Journal papers

LSHSIM: A Locality Sensitive Hashing Based Method for Multiple-Point GeostatisticsP. Moura, E. Laber, H. Lopes, D. Mesejo, L. Pavanelli, J. Jardim, F. Thiesen, G. Pujol, Computers & Geosciences (to appear 2017).

Stattistical tools for the temporal analysis and classification of lung lesions, S. M. B. Netto, A. C. Silva, H. Lopes, A.C. Paiva, R. A. Nunes, M. Gattass, Computer Methods and Programs in Biomedicine 142, pp 55-72 (2017).

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

Helmholtz-Hodge decomposition and the analysis of 2D vector field ensembles, P. C. Ribeiro, H. F. C. Velho, H. Lopes, Computers & Graphics 55, pp.80-96 (2016).

A methodology for traffic-related Twitter messages interpretation, F. Albuquerque, M. A. Casanova, H. Lopes, L. Redlich, J.A.F. de Macedo, M. Lemos, M. Tilio M. de Carvalho, C. Renso, Computers in Industry 78, pp.57-69 (2016).

IBHM: Index-Based data structures for 2D and 3D Hybrid Meshes, M. Lage, L. F. Martha, J. P. Motinho, H. Lopes,  Engineering with Computers (2015, to appear).

Constructive Regression on Implicit Regions, J. Kubrusly, H. Lopes, Advances and Applications in Statistics 45(3): pp. 201-223 (2015).

Yield Curve Forecasts and the Predictive Power of Macro Variables in a VAR framework, L. Vereda, H. Lopes, J. Kubrusly, A. Pizzinga, Journal of Reviews on Global Economics 3, pp 377-393 (2014).

Uncertainty quantification through Monte Carlo method in a cloud computing setting, A. Cunha Jr., R. Nasser, R. Sampaio, H. Lopes, K. Breitman, Computer Physics Communications 185(5): pp. 1355-1363 (2014).

Finite Element/Fictitious Domain programming for flows with particles made simple, M. Lage, L. Crissaff, H. Lopes, M. da S. Carvalho, Advances in Engineering Software 70, pp. 51-62 (2014).

Cloud based real-time collaborative filtering for item-item recommendations, R. Pereira, H. Lopes, K. Breitman, V. Mundim, W. Peixoto, Computers in Industry 65(2), pp. 279-290 (2014).

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

Point-based rendering of implicit surfaces in R4, A. L. Bordignon, L. Sa, H. Lopes, S. Pesco, L.H. de Figueiredo,  Computers & Graphics 37(7), pp. 873-884 (2013).

A cloud computing based framework for general 2D and 3D cellular automata simulation, R. Marques, B. Feijo, K. Breitman, T. Gomes, L. Ferracioli, H. Lopes, Advances in Engineering Software 65, pp. 78-89 (2013).

A non-parametric method for incurred but not reported claim reserve estimation, H. Lopes, J. Barcellos, J. Kubrusly, C. Fernandes, International Journal for Uncertainty Quantification 2(1), pp. 39-51 (2012).

Flows with suspended and floating particles, M. Lage, H. Lopes, M. Carvalho, Journal of Computational Physics 230(20), pp. 7736-7754 (2011). 

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

Meshless Helmholtz-Hodge decomposition, F. Petronetto, A. Paiva, M. Lage, G. Tavares, H. Lopes, T. Lewiner. IEEE Transactions on Visualization and Computer Graphics 16(2), pp. 338-342 (2010)

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

Role of arches in the generation of shear bands in a dense 3D granular system under shear, L. Sigaud, A. Bordignon, H. Lopes, T. Lewiner, G. Tavares, W. Morgado, Journal of Physics: Conference Series 246(1), paper 2016 (2010).

On 2D Solid Alpha-Complexes of Poisson Disc Samplings, E. Medeiros, L. Velho, T. Lewiner, H. Lopes, International Journal of Shape Modeling 15(1-2),: pp. 77-91 (2009).

Arch generated shear bands in granular systems, A. Bordignon, L. Sigaud, G. Tavares, H. Lopes, T. Lewiner, W. Morgado, Physica A: Statistical Mechanics and its Applications 388(11), pp. 2099-2108 (2009)

Learning good views through intelligent galleries,T. Vieira, A. Bordignon, A. Peixoto, G. Tavares, H. Lopes, L. Velho, T. Lewiner, Computer Graphics Forum 28(2), pp. 717-726 (2009).

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

Coeficientes aleatórios de equações diferenciais ordinárias lineares. B. Pagniocelli, C. F. B. Palmeira, H. Lopes, Matemática Universitária 45, p. 44-50 (2008).

Estimating VAR models for the term structure of interest rates, L. Vereda, H. Lopes, R. Fukuda. Insurance: Mathematics and Economics 42(2), pp. 548-559 (2008). 

Um método probabilístico para cálculo de reservas do tipo IBNR, J. Kubrusly, H. Lopes, A. Veiga, Revista Brasileira de Risco e Seguro 4(7), pp. 17-46 (2008). 

Regularized Implicit Surface Reconstruction from Points and Normals, B. Medeiros, M. Lage, S. Arouca, F. Petronetto, T. Lewiner, L. Velho, H. Lopes, Journal of the Brazilian Computer Society 13, pp. 7-16 (2007).

GEncode: geometry-driven compression for general meshes, T. Lewiner, M. Craizer, H. Lopes, S. Pesco, L. Velho, E. Medeiros, Computer Graphics Forum 25(4), pp. 685-695 (2006).

Extraction and compression of hierarchical isocontours from image data, T. Lewiner, L. Velho, H. Lopes, V. Mello, Computerized Medical Imaging and Graphics 30(4), pp. 231-242 (2006).

Curvature and torsion estimators based on parametric curve fitting, T. Lewiner, J. Gomes, H. Lopes, M. Craizer, Computers & Graphics 29(5), pp. 641-655 (2005).

Applications of Forman's discrete Morse theory to topology visualization and mesh compression, T. Lewiner, H. Lopes, G. Tavares, IEEE Transactions on Visualization and Computer Graphics 10(5), pp. 499-508 (2004). 

Stellar mesh simplification using probabilistic optimization, A. Wilson Vieira, T. Lewiner, L. Velho, H. Lopes, G. Tavares, Computer Graphics Forum 23(4): pp. 825-838 (2004).

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

Edgebreaker: A simple implementation for surface with handles, H. Lopes, J. Rossignac, A. Safonova, A. Szymczac, G. Tavares, Computers & Graphics 27(4), pp. 553-567, (2003).

Toward optimality in discrete Morse theory, T. Lewiner, H. Lopes, G. Tavares, Experimental Mathematics 12(3), pp. 271-285 (2003).

Optimal discrete Morse functions for 2-manifolds, T. Lewiner, H. Lopes, G. Tavares, Computational Geometry 26(3), pp. 221-233 (2003).

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).

Efficient implementation of marching cubes cases with topological guarantees, T. Lewiner, H. Lopes, A. W. Vieira, G. Tavares, Journal of Graphics Tools 8(2), pp. 1-15 (2003).

Robust adaptive polygonal approximation of implicit curves, H. Lopes, J. B. Oliveira, L. H. de Figueiredo. Computers & Graphics 26(6), pp. 841-852 (2002).

Extraction of terrain data from digitised contours, M. Maia, A. Xavier, H. Lopes, S. Pesco, G. Tavares, International Journal of Shape Modeling 7(1), p. 59-74 (2001).

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