18. CCCG 2006: Queen's University, Ontario, Canada

• Erik D. Demaine:
  Paul Erdos Memorial Lecture: Linkage Folding: From Erdos to Proteins.
  
• Ryuhei Uehara, Sachio Teramoto:
  The Complexity of a Pop-Up Book.
  
• Wei Li, Karen Daniels, Konstantin A. Rybnikov:
  A Study of Conway's Thrackle Conjecture.
  
• Mirela Damian, Erik D. Demaine, Martin L. Demaine, Vida Dujmovic, Dania El-Khechen, Robin Y. Flatland, John Iacono, Stefan Langerman, Henk Meijer, Suneeta Ramaswami, Diane L. Souvaine, Perouz Taslakian, Godfried T. Toussaint:
  Curves in the Sand: Algorithmic Drawing.
  
• Sada Narayanappa, Petr Vojtechovský:
  An Improved Approximation Factor For The Unit Disk Covering Problem.
  
• Jan Tusch, Stefan Schirra:
  Experimental Comparison of the Cost of Approximate and Exact Convex Hull Computation in the Plane.
  
• Stefan Funke, Theocharis Malamatos, Domagoj Matijevic, Nicola Wolpert:
  (Approximate) Conic Nearest Neighbors and the induced Voronoi Diagram.
  
• Kamrul Islam, Selim G. Akl, Henk Meijer:
  On Planar Path Transformation.
  
• Jonathan Backer, David G. Kirkpatrick:
  Bounded-Curvature Path Normalization.
  
• Mustaq Ahmed, Anna Lubiw:
  Shortest Descending Paths through Given Faces.
  
• James A. King:
  Realization of Degree 10 Minimum Spanning Trees in 3-Space.
  
• Hazel Everett, Sylvain Lazard, William J. Lenhart, Jeremy Redburn, Linqiao Zhang:
  Predicates for Line Transversals in 3D.
  
• Maryam Babazadeh, Hamid Zarrabi-Zadeh:
  Small Weak Epsilon-Nets in Three Dimensions.
  
• Junqiang Zhou, Simeon C. Ntafos:
  Two-Guard Art Gallery Problem.
  
• Binay K. Bhattacharya, John Z. Zhang, Qiaosheng Shi, Tsunehiko Kameda:
  An Optimal Solution to Room Search Problem.
  
• Rafa Absar, Sue Whitesides:
  On Computing Shortest External Watchman Routes for Convex Polygons.
  
• Valentin Polishchuk, Esther M. Arkin, Joseph S. B. Mitchell:
  Hamiltonian Cycles in Triangular Grids.
  
• Yurai Núñez Rodríguez, David Rappaport:
  Tight Bounds for Point Recolouring.
  
• Abdelkrim Mebarki, Luca Castelli Aleardi, Olivier Devillers:
  2D Triangulation Representation Using Stable Catalogs.
  
• Erik D. Demaine, Joseph O'Rourke:
  Open Problems: Open Problems from CCCG 2005.
  
• Gill Barequet, Craig Gotsman, Avishay Sidlesky:
  Polygon Reconstruction from Line Cross-Sections.
  
• Prosenjit Bose, David Bremner, Diane L. Souvaine:
  Computing the Tool Path of an Externally Monotone Polygon in Linear Time.
  
• Prosenjit Bose, Jason Morrison:
  Optimal Polygon Placement.
  
• Nadia Benbernou, Joseph O'Rourke:
  On the Maximum Span of Fixed-Angle Chains.
  
• Brendan Lucier:
  Local Overlaps In Special Unfoldings Of Convex Polyhedra.
  
• Csaba D. Tóth, Michael Hoffmann:
  Spanning trees across axis-parallel segments.
  
• Prosenjit Bose, Pat Morin, Michiel H. M. Smid, Stefanie Wuhrer:
  Rotationally Monotone Polygons.
  
• Erik D. Demaine, Blaise Gassend, Joseph O'Rourke, Godfried T. Toussaint:
  Polygons Flip Finitely: Flaws and a Fix.
  
• Tsunehiko Kameda, John Z. Zhang, Masafumi Yamashita:
  Characterization of Polygons Searchable by a Boundary 1-Searcher.
  
• Mirela Ben-Chen, Craig Gotsman, Steven J. Gortler:
  Routing with Guaranteed Delivery on Virtual Coordinates.
  
• Hüseyin Akcan, Hervé Brönnimann, Robert Marini:
  Practical and Efficient Geometric Epsilon-Approximations.
  
• Kebin Wang, Shang-Hua Teng:
  Geometric Separator for d-Dimensional Ball Graphs.
  
• David M. Mount:
  Invited Lecture: On Approximate Range Searching - or - Get in Shape; Round is a Good Choice.
  
• Frank Nielsen, Richard Nock:
  On the Smallest Enclosing Information Disk.
  
• Rossen Atanassov, Pat Morin, Stefanie Wuhrer:
  Removing Outliers to Minimize Area and Perimeter.
  
• Hamid Zarrabi-Zadeh, Timothy M. Chan:
  A Simple Streaming Algorithm for Minimum Enclosing Balls.
  
• Jeff M. Phillips, Pankaj K. Agarwal:
  On Bipartite Matching under the RMS Distance.
  
• Bradford G. Nickerson, Qingxiu Shi:
  The PKD-tree for Orthogonal d-Dimensional Range Search.
  
• R. Sharathkumar, Prosenjit Gupta:
  Range-Aggregate Proximity Detection for Design Rule Checking in VLSI Layouts.
  
• Bradford G. Nickerson, Qingxiu Shi:
  K-Nearest Neighbor Search using the Pyramid Technique.
  
• Yakov Nekrich:
  A Linear Space Data Structure for Orthogonal Range Reporting and Emptiness Queries.
  
• Walter Whiteley:
  Invited Lecture: Predicting the Flexibility and Rigidity of Proteins: Geometry, Combinatorics, Conjectures, and Algorithms.
  
• Maarten H. van Emden, Belaid Moa:
  Computational Euclid.
  
• Dominique Michelucci, Sebti Foufou, Loïc Lamarque, David Ménegaux:
  Another Paradigm for Geometric Constraints Solving.
  
• Dania El-Khechen, Thomas Fevens, John Iacono:
  Partitioning a Regular n-gon into n+1 Convex Congruent Pieces is Impossible, for Sufficiently Large n.
  
• Craig Gotsman, Ian Fischer:
  Computing Depth Contours with Graphics Hardware.
  
• Stephane Durocher, Chris Gray, James A. King:
  Minimizing the Number of Arcs Linking a Permutation of Points in the Plane.
  
• Asish Mukhopadhyay, Robert L. Scot Drysdale:
  An O(n log n) Algorithm for the All-Farthest-Segments Problem for a Planar Set of Points.