Petra Wiederhold

20 papers C 4Journal 12Unranked 3
YearRankTypeTitle / Venue / Authors
2026 J jnl
Border tracing in oriented adjacency graphs of polygonal tilings.
Theor. Comput. Sci.
Petra Wiederhold, Tonatiuh Matos Wiederhold
2025 J jnl
Boundary Tracing for Digital Objects of Triangular Pixels.
Computación y Sistemas (CyS)
Petra Wiederhold
2025 J jnl
Computing the minimal perimeter polygon for digital objects in the triangular tiling.
Discret. Appl. Math.
Petra Wiederhold
2024 J jnl
Computing the Minimal Perimeter Polygon for Sets of Rectangular Tiles based on Visibility Cones.
J. Math. Imaging Vis.
Petra Wiederhold
2024 — conf
On the Minimal Perimeter Polygon for Digital Objects in the Triangular Tiling.
MCPR
Petra Wiederhold
2022 J jnl
A Polygonal Approximation for General 4-Contours Corresponding to Weakly Simple Curves.
J. Math. Imaging Vis.
Mario Villafuerte, Petra Wiederhold
2018 — conf
Indentation Image Analysis for Vickers Hardness Testing.
CCE
Saúl M. Domínguez-Nicolás, Petra Wiederhold
2016 J jnl
Relative Convex Hull Determination from Convex Hulls in the Plane.
CoRR
Petra Wiederhold, Hugo Reyes
2015 J jnl
Contextual array grammars and array P systems.
Ann. Math. Artif. Intell.
Henning Fernau, Rudolf Freund, Markus L. Schmid, K. G. Subramanian, Petra Wiederhold
2015 C conf
Relative Convex Hull Determination from Convex Hulls in the Plane.
IWCIA
Petra Wiederhold, Hugo Reyes
2012 C conf
A P System Model for Contextual Array Languages.
IWCIA
K. G. Subramanian, Ibrahim Venkat, Petra Wiederhold
2011 J jnl
A new algorithm for triangulation from cross sections and its application to surface area estimation.
Int. J. Imaging Syst. Technol.
Petra Wiederhold, Mario Villafuerte
2011 J jnl
Preface.
Theor. Comput. Sci.
Valentin E. Brimkov, Reneta P. Barneva, Petra Wiederhold
2009 C ed.
Combinatorial Image Analysis, 13th International Workshop, IWCIA 2009, Playa del Carmen, Mexico, November 24-27, 2009. Proceedings
IWCIA
Petra Wiederhold, Reneta P. Barneva
2009 — ed.
Progress in Combinatorial Image Analysis. Proceedings of IWCIA 2009 Special Track on Applications, Playa del Carmen, Mexico, November 24-27, 2009.
IWCIA Special Track on Applications
Petra Wiederhold, Reneta P. Barneva
2009 J jnl
Thinning on cell complexes from polygonal tilings.
Discret. Appl. Math.
Petra Wiederhold, Sandino Morales
2009 — conf
Triangulation of Cross-sectional Digital Straight Segments and Minimum Length Polygons for Surface Area Estimation.
IWCIA Special Track on Applications
Petra Wiederhold, Mario Villafuerte
2008 C conf
Thinning on Quadratic, Triangular, and Hexagonal Cell Complexes.
IWCIA
Petra Wiederhold, Sandino Morales
2004 J jnl
The Alexandroff Dimension of Quotients of R
Discret. Comput. Geom.
Petra Wiederhold, Richard G. Wilson
2002 J jnl
The Alexandroff Dimension of Digital Quotients of Euclidean Spaces.
Discret. Comput. Geom.
Petra Wiederhold, Richard G. Wilson