2016-11-302001@inproceedings{2001_Ruiz_PL-Geodesics, title={PL-Geodesics ON PL-Continuous Partial Meshes}, author={Ruiz, O. and Cadavid, C.}, booktitle={9-th International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision}, volume={1}, pages={110--119}, isbn={80-7082-712-4}, address={Czech Republic}, year={2001}, }80-7082-712-4http://hdl.handle.net/10784/9788Geometric characteristics of 2-manifolds embedded in R3 space have been analyzed from the point of view of differential geometry and topology -- In the past, results relevant to these areas have been found for C∞ curves and surfaces -- However, current scientific, industrial, entertainment and medical applications, and availability of more powerful point sampling systems, press for characterization of discrete counterparts for the continuous properties and characteristics evaluated previously in C∞ curves and surfaces -- Recent works have presented estimation methods for properties such as the principal and rotated quadrics of point sampled surfaces -- The present article uses the findings of previous investigations to propose and implement a method for evaluation of planarity of surfaces -- It is based on:(i) Estimation of a C0 partial mesh fitting sets of planar or grid sample points -- (ii) Evaluation of the piecewise - linear (PL) version of families of geodesic curves on the mesh -- (iii) Diagnostic of the property of planarity based on the behavior of the families of geodesic curves -- The present work can be applied in the area of design and manufacturing of products based on sheet materials, such as apparel, metal stamping, thin structures, etcapplication/pdfenginfo:eu-repo/semantics/conferencePaperinfo:eu-repo/semantics/closedAccessCOLECTORES (INGENIERÍA)TEORÍA DE LA FORMA (TOPOLOGÍA)GEOMETRÍA DIFERENCIALGEODÉSICA (MATEMÁTICAS)CURVASVARIEDADES (MATEMÁTICAS)ALGORITMOSShape theoryGeometry, differentialGeodesics (mathematics)CurvesManifolds (Mathematics)AlgorithmsAcceso cerrado2016-11-30Ruíz, Óscar E.Cadavid M., Carlos A.