Anna Lubiw

Orcid: 0000-0002-2338-361X

Affiliations:
  • University of Waterloo, Canada


According to our database1, Anna Lubiw authored at least 159 papers between 1981 and 2025.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of two.

Timeline

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Bibliography

2025
Recognizing Penny and Marble Graphs is Hard for Existential Theory of the Reals.
CoRR, August, 2025

Finding a Shortest Curve That Separates Few Objects from Many.
Proceedings of the 41st International Symposium on Computational Geometry, 2025

2024
Super Guarding and Dark Rays in Art Galleries.
CoRR, 2024

Morphing Planar Graph Drawings via Orthogonal Box Drawings.
Proceedings of the 32nd International Symposium on Graph Drawing and Network Visualization, 2024

2023
Preface to the Special Issue on the 17th Algorithms and Data Structures Symposium (WADS 2021).
Algorithmica, June, 2023

Preface.
Comput. Geom., 2023

The Geodesic Edge Center of a Simple Polygon.
Proceedings of the 39th International Symposium on Computational Geometry, 2023

Super Guarding and Dark Rays in Art Galleries.
Proceedings of the 35th Canadian Conference on Computational Geometry, 2023

2022
Token Swapping on Trees.
Discret. Math. Theor. Comput. Sci., 2022

Computation and Reconfiguration in Low-Dimensional Topological Spaces (Dagstuhl Seminar 22062).
Dagstuhl Reports, 2022

Reconfiguration of Non-crossing Spanning Trees.
CoRR, 2022

Forbidding Edges between Points in the Plane to Disconnect the Triangulation Flip Graph.
CoRR, 2022

Hardness of Token Swapping on Trees.
Proceedings of the 30th Annual European Symposium on Algorithms, 2022

Quasi-Twisting Convex Polyhedra.
Proceedings of the 34th Canadian Conference on Computational Geometry, 2022

Computing Realistic Terrains from Imprecise Elevations.
Proceedings of the 34th Canadian Conference on Computational Geometry, 2022

2021
Dispersion for Intervals: A Geometric Approach.
Proceedings of the 4th Symposium on Simplicity in Algorithms, 2021

The Visibility Center of a Simple Polygon.
Proceedings of the 29th Annual European Symposium on Algorithms, 2021

Distant Representatives for Rectangles in the Plane.
Proceedings of the 29th Annual European Symposium on Algorithms, 2021

2020
Minimum shared-power edge cut.
Networks, 2020

Face flips in origami tessellations.
J. Comput. Geom., 2020

Building a larger class of graphs for efficient reconfiguration of vertex colouring.
CoRR, 2020

Shortest paths and convex hulls in 2D complexes with non-positive curvature.
Comput. Geom., 2020

Bounded-Angle Minimum Spanning Trees.
Proceedings of the 17th Scandinavian Symposium and Workshops on Algorithm Theory, 2020

2019
Rollercoasters: Long Sequences without Short Runs.
SIAM J. Discret. Math., 2019

Computation in Low-Dimensional Geometry and Topology (Dagstuhl Seminar 19352).
Dagstuhl Reports, 2019

Maximum Matchings and Minimum Blocking Sets in Θ<sub>6</sub>-Graphs.
CoRR, 2019

Maximum Matchings and Minimum Blocking Sets in \varTheta _6 -Graphs.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2019

Reconfiguring Undirected Paths.
Proceedings of the Algorithms and Data Structures - 16th International Symposium, 2019

Minimum Ply Covering of Points with Disks and Squares.
Proceedings of the 31st Canadian Conference on Computational Geometry, 2019

Reconstructing a Polyhedron between Polygons in Parallel Slices.
Proceedings of the 31st Canadian Conference on Computational Geometry, 2019

2018
Angle-Monotone Graphs: Construction and Local Routing.
CoRR, 2018

Flipping edge-labelled triangulations.
Comput. Geom., 2018

Construction and Local Routing for Angle-Monotone Graphs.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2018

Convexity-Increasing Morphs of Planar Graphs.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2018

Partitioning Orthogonal Histograms into Rectangular Boxes.
Proceedings of the LATIN 2018: Theoretical Informatics, 2018

Rollercoasters and Caterpillars.
Proceedings of the 45th International Colloquium on Automata, Languages, and Programming, 2018

Recognition and Drawing of Stick Graphs.
Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

The Complexity of Drawing a Graph in a Polygonal Region.
Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

Compatible Paths on Labelled Point Sets.
Proceedings of the 30th Canadian Conference on Computational Geometry, 2018

2017
How to Morph Planar Graph Drawings.
SIAM J. Comput., 2017

Guest editors' foreword.
J. Comput. Geom., 2017

Guest Editors' Foreword.
J. Graph Algorithms Appl., 2017

Universal Hinge Patterns for Folding Strips Efficiently into Any Grid Polyhedron.
Proceedings of the Algorithms and Data Structures - 15th International Symposium, 2017

Fractional Coverings, Greedy Coverings, and Rectifier Networks.
Proceedings of the 34th Symposium on Theoretical Aspects of Computer Science, 2017

Improved Bounds for Drawing Trees on Fixed Points with L-Shaped Edges.
Proceedings of the Graph Drawing and Network Visualization - 25th International Symposium, 2017

A Proof of the Orbit Conjecture for Flipping Edge-Labelled Triangulations.
Proceedings of the 33rd International Symposium on Computational Geometry, 2017

Angle-monotone Paths in Non-obtuse Triangulations.
Proceedings of the 29th Canadian Conference on Computational Geometry, 2017

On Compatible Triangulations with a Minimum Number of Steiner Points.
Proceedings of the 29th Canadian Conference on Computational Geometry, 2017

2016
Reconfiguring Ordered Bases of a Matroid.
CoRR, 2016

Some Counterexamples for Compatible Triangulations.
CoRR, 2016

On the Planar Split Thickness of Graphs.
Proceedings of the LATIN 2016: Theoretical Informatics, 2016

Gabriel Triangulations and Angle-Monotone Graphs: Local Routing and Recognition.
Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

Rectangle-of-influence triangulations.
Proceedings of the 28th Canadian Conference on Computational Geometry, 2016

2015
Folding a Paper Strip to Minimize Thickness.
Proceedings of the WALCOM: Algorithms and Computation - 9th International Workshop, 2015

Star Unfolding from a Geodesic Curve.
Proceedings of the 31st International Symposium on Computational Geometry, 2015

Optimal Morphs of Convex Drawings.
Proceedings of the 31st International Symposium on Computational Geometry, 2015

Reconfiguring a Chain of Cubes.
Proceedings of the 27th Canadian Conference on Computational Geometry, 2015

2014
Morphing Planar Graph Drawings with Unidirectional Moves.
CoRR, 2014

Reprint of: Refold rigidity of convex polyhedra.
Comput. Geom., 2014

Semantic Word Cloud Representations: Hardness and Approximation Algorithms.
Proceedings of the LATIN 2014: Theoretical Informatics - 11th Latin American Symposium, Montevideo, Uruguay, March 31, 2014

Drawing Partially Embedded and Simultaneously Planar Graphs.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

Morphing Schnyder Drawings of Planar Triangulations.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

Flat Foldings of Plane Graphs with Prescribed Angles and Edge Lengths.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

Continuously Flattening Polyhedra Using Straight Skeletons.
Proceedings of the 30th Annual Symposium on Computational Geometry, 2014

Visibility Graphs, Dismantlability, and the Cops and Robbers Game.
Proceedings of the 26th Canadian Conference on Computational Geometry, 2014

Turning Orthogonally Convex Polyhedra into Orthoballs.
Proceedings of the 26th Canadian Conference on Computational Geometry, 2014

2013
Morphing orthogonal planar graph drawings.
ACM Trans. Algorithms, 2013

Coverage with k-transmitters in the presence of obstacles.
J. Comb. Optim., 2013

Dihedral angles and orthogonal polyhedra.
CoRR, 2013

Refold rigidity of convex polyhedra.
Comput. Geom., 2013

Smart-Grid Electricity Allocation via Strip Packing with Slicing.
Proceedings of the Algorithms and Data Structures - 13th International Symposium, 2013

Algorithms for Designing Pop-Up Cards.
Proceedings of the 30th International Symposium on Theoretical Aspects of Computer Science, 2013

Morphing Planar Graph Drawings with a Polynomial Number of Steps.
Proceedings of the Twenty-Fourth Annual ACM-SIAM Symposium on Discrete Algorithms, 2013

Minimum Length Embedding of Planar Graphs at Fixed Vertex Locations.
Proceedings of the Graph Drawing - 21st International Symposium, 2013

Covering Folded Shapes.
Proceedings of the 25th Canadian Conference on Computational Geometry, 2013

2012
The Shape of Orthogonal Cycles in Three Dimensions.
Discret. Comput. Geom., 2012

Self-approaching Graphs.
Proceedings of the Graph Drawing - 20th International Symposium, 2012

Flip Distance Between Two Triangulations of a Point Set is NP-complete.
Proceedings of the 24th Canadian Conference on Computational Geometry, 2012

2011
Shortest Descending Paths: towards an Exact Algorithm.
Int. J. Comput. Geom. Appl., 2011

A Generalization of the Source Unfolding of Convex Polyhedra.
Proceedings of the Computational Geometry - XIV Spanish Meeting on Computational Geometry, 2011

Large Angle Crossing Drawings of Planar Graphs in Subquadratic Area.
Proceedings of the Computational Geometry - XIV Spanish Meeting on Computational Geometry, 2011

Algorithms for Solving Rubik's Cubes.
Proceedings of the Algorithms - ESA 2011, 2011

Convexifying Polygons Without Losing Visibilities.
Proceedings of the 23rd Annual Canadian Conference on Computational Geometry, 2011

2010
Approximation algorithms for shortest descending paths in terrains.
J. Discrete Algorithms, 2010

A Lower Bound on the Area of a 3-Coloured Disk Packing.
Int. J. Comput. Geom. Appl., 2010

Simultaneous Interval Graphs.
Proceedings of the Algorithms and Computation - 21st International Symposium, 2010

Testing Simultaneous Planarity When the Common Graph Is 2-Connected.
Proceedings of the Algorithms and Computation - 21st International Symposium, 2010

Coverage with <i>k</i>-Transmitters in the Presence of Obstacles.
Proceedings of the Combinatorial Optimization and Applications, 2010

Zipper unfoldings of polyhedral complexes.
Proceedings of the 22nd Annual Canadian Conference on Computational Geometry, 2010

Bounded-degree polyhedronization of point sets.
Proceedings of the 22nd Annual Canadian Conference on Computational Geometry, 2010

2009
Morphing polyhedra with parallel faces: Counterexamples.
Comput. Geom., 2009

Shortest Gently Descending Paths.
Proceedings of the WALCOM: Algorithms and Computation, Third International Workshop, 2009

The Simultaneous Representation Problem for Chordal, Comparability and Permutation Graphs.
Proceedings of the Algorithms and Data Structures, 11th International Symposium, 2009

Shortest Paths Avoiding Forbidden Subpaths.
Proceedings of the 26th International Symposium on Theoretical Aspects of Computer Science, 2009

2008
Morphing Planar Graph Drawings with Bent Edges.
Electron. Notes Discret. Math., 2008

The Simultaneous Membership Problem for Chordal, Comparability and Permutation graphs
CoRR, 2008

Modelling gateway placement in wireless networks: geometric k-centres of unit disc graphs.
Proceedings of the DIALM-POMC Joint Workshop on Foundations of Mobile Computing, 2008

08191 Working Group Report - Visualization of Trajectories.
Proceedings of the Graph Drawing with Applications to Bioinformatics and Social Sciences, 04.05., 2008

The Steiner Ratio for Obstacle-Avoiding Rectilinear Steiner Trees.
Proceedings of the 20th Annual Canadian Conference on Computational Geometry, 2008

2007
An Approximation Algorithm for Shortest Descending Paths
CoRR, 2007

Cauchy's Theorem and Edge Lengths of Convex Polyhedra.
Proceedings of the Algorithms and Data Structures, 10th International Workshop, 2007

Morphing Planar Graph Drawings.
Proceedings of the 19th Annual Canadian Conference on Computational Geometry, 2007

A Lower Bound on the Area of a 3-Coloured Disc Packing.
Proceedings of the 19th Annual Canadian Conference on Computational Geometry, 2007

Optimal Schedules for 2-guard Room Search.
Proceedings of the 19th Annual Canadian Conference on Computational Geometry, 2007

2006
Morphing orthogonal planar graph drawings.
Proceedings of the Seventeenth Annual ACM-SIAM Symposium on Discrete Algorithms, 2006

Shortest Descending Paths through Given Faces.
Proceedings of the 18th Annual Canadian Conference on Computational Geometry, 2006

2005
Morphing Planar Graphs While Preserving Edge Directions.
Proceedings of the Graph Drawing, 13th International Symposium, 2005

Morphing Polyhedra Preserving Face Normals: A Counterexample.
Proceedings of the 17th Canadian Conference on Computational Geometry, 2005

2004
Angles and Lengths in Reconfigurations of Polygons and Polyhedra.
Proceedings of the Mathematical Foundations of Computer Science 2004, 2004

Pattern Matching in Polyphonic Music as a Weighted Geometric Translation Problem.
Proceedings of the ISMIR 2004, 2004

2003
On Simultaneous Planar Graph Embeddings.
Proceedings of the Algorithms and Data Structures, 8th International Workshop, 2003

Touring a sequence of polygons.
Proceedings of the 35th Annual ACM Symposium on Theory of Computing, 2003

Equiprojective Polyhedra.
Proceedings of the 15th Canadian Conference on Computational Geometry, 2003

Parallel morphing of trees and cycles.
Proceedings of the 15th Canadian Conference on Computational Geometry, 2003

2002
Enumerating Foldings and Unfoldings Between Polygons and Polytopes.
Graphs Comb., 2002

A note on reconfiguring tree linkages: trees can lock.
Discret. Appl. Math., 2002

Efficient visibility queries in simple polygons.
Comput. Geom., 2002

Computing Homotopic Shortest Paths Efficiently.
Proceedings of the Algorithms, 2002

2001
Locked and Unlocked Polygonal Chains in Three Dimensions.
Discret. Comput. Geom., 2001

The cccg 2001 logo.
Proceedings of the 13th Canadian Conference on Computational Geometry, 2001

2000
Examples, Counterexamples, and Enumeration Results for Foldings and Unfoldings between Polygons and Polytopes
CoRR, 2000

Orthogonal Drawings of Cycles in 3D Space (Extended Abstract).
Proceedings of the Graph Drawing, 8th International Symposium, 2000

Embedding Problems for Paths with Direction Constrained Edges.
Proceedings of the Computing and Combinatorics, 6th Annual International Conference, 2000

1999
Elastic Labels Around the Perimeter of a Map.
Proceedings of the Algorithms and Data Structures, 6th International Workshop, 1999

Folding and One Straight Cut Suffice.
Proceedings of the Tenth Annual ACM-SIAM Symposium on Discrete Algorithms, 1999

Locked and Unlocked Polygonal Chains in 3D.
Proceedings of the Tenth Annual ACM-SIAM Symposium on Discrete Algorithms, 1999

Efficient Algorithms for Petersen's Matching Theorem.
Proceedings of the Tenth Annual ACM-SIAM Symposium on Discrete Algorithms, 1999

Metamorphosis of the Cube.
Proceedings of the Fifteenth Annual Symposium on Computational Geometry, 1999

When can a net fold to a polyhedron.
Proceedings of the 11th Canadian Conference on Computational Geometry, 1999

1998
A Visibility Representation for Graphs in Three Dimensions.
J. Graph Algorithms Appl., 1998

The rectangle of influence drawability problem.
Comput. Geom., 1998

Folding and Cutting Paper.
Proceedings of the Discrete and Computational Geometry, Japanese Conference, 1998

Elastic Labels on the Perimeter of a Rectangle.
Proceedings of the Graph Drawing, 6th International Symposium, 1998

Hiding disks in folded polygons.
Proceedings of the 10th Canadian Conference on Computational Geometry, 1998

Unfolding some classes of orthogonal polyhedra.
Proceedings of the 10th Canadian Conference on Computational Geometry, 1998

On reconfiguring tree linkages: Trees can lock.
Proceedings of the 10th Canadian Conference on Computational Geometry, 1998

1997
Visibility Graphs of Towers.
Comput. Geom., 1997

Elastic Labels: the Two-Axis Case.
Proceedings of the Graph Drawing, 5th International Symposium, 1997

1994
Dominating cliques in chordal graphs.
Discret. Math., 1994

Recognizing Rectangle of Influence Drawable Graphs.
Proceedings of the Graph Drawing, DIMACS International Workshop, 1994

Interval Graphs as Visibility Graphs of Simple Polygons Part 1: Parachutes.
Proceedings of the 6th Canadian Conference on Computational Geometry, 1994

1993
Pattern Matching for Permutations.
Proceedings of the Algorithms and Data Structures, Third Workshop, 1993

Maximal Outerplanar Graphs Are Relative Neighbourhood Graphs.
Proceedings of the 5th Canadian Conference on Computational Geometry, 1993

Recovery of Convex Hulls From External Visibility Graphs.
Proceedings of the 5th Canadian Conference on Computational Geometry, 1993

The Floodlight Problem.
Proceedings of the 5th Canadian Conference on Computational Geometry, 1993

1991
A Lower Bound for the Integer Element Distinctness Problem
Inf. Comput., September, 1991

Noncrossing Subgraphs in Topological Layouts.
SIAM J. Discret. Math., 1991

Short-chorded and perfect graphs.
J. Comb. Theory B, 1991

A weighted min-max relation for intervals.
J. Comb. Theory B, 1991

Upward Planar Drawing of Single Source Acyclic Digraphs.
Proceedings of the Second Annual ACM/SIGACT-SIAM Symposium on Discrete Algorithms, 1991

Distance Visibility Graphs.
Proceedings of the Seventh Annual Symposium on Computational Geometry, 1991

1990
The Boolean Basis Problem and How to Cover Some Polygons by Rectangles.
SIAM J. Discret. Math., 1990

Counterexample to a Conjecture of Szymanski on Hypercube Routing.
Inf. Process. Lett., 1990

1988
A note on odd/even cycles.
Discret. Appl. Math., 1988

1986
Orderings and some combinatorial optimization problems with geometric applications.
PhD thesis, 1986

1985
Doubly Lexical Orderings of Matrices
Proceedings of the 17th Annual ACM Symposium on Theory of Computing, 1985

Decomposing polygonal regions into convex quadrilaterals.
Proceedings of the First Annual Symposium on Computational Geometry, 1985

1981
Some NP-Complete Problems Similar to Graph Isomorphism.
SIAM J. Comput., 1981

A set of programs for MOS design.
Proceedings of the 18th Design Automation Conference, 1981


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