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ETDs @PUC-Rio
Estatística
Título: SILHOUETTES AND LAPLACIAN LINES OF POINT CLOUDS VIA LOCAL RECONSTRUCTION
Autor: TAIS DE SA PEREIRA
Colaborador(es): SINESIO PESCO - Orientador
Catalogação: 29/SET/2014 Língua(s): PORTUGUESE - BRAZIL
Tipo: TEXT Subtipo: THESIS
Notas: [pt] Todos os dados constantes dos documentos são de inteira responsabilidade de seus autores. Os dados utilizados nas descrições dos documentos estão em conformidade com os sistemas da administração da PUC-Rio.
[en] All data contained in the documents are the sole responsibility of the authors. The data used in the descriptions of the documents are in conformity with the systems of the administration of PUC-Rio.
Referência(s): [pt] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=23504&idi=1
[en] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=23504&idi=2
DOI: https://doi.org/10.17771/PUCRio.acad.23504
Resumo:
In this work we propose a new method for silhouette extraction of a point cloud, via local reconstruction of a surface described implicitly by a polynomial function. This reconstruction is based on the Gradient one fitting and Ridge regression methods. The curve silhouette is implicitly defined by a system of nonlinear equations, and is obtained using numerical continuation. As a result, we observe that our method is suitable to handle noisy data. In addition, we present a method for extracting Laplacian Lines of a point cloud based on local reconstruction using the Delaunay triangulation.
Descrição: Arquivo:   
COVER, ACKNOWLEDGEMENTS, RESUMO, ABSTRACT, SUMMARY AND LIST OF FIGURES PDF    
CHAPTER 1 PDF    
CHAPTER 2 PDF    
CHAPTER 3 PDF    
CHAPTER 4 PDF    
CHAPTER 5 PDF    
CHAPTER 6 PDF    
REFERENCES PDF