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Christos Levcopoulos :
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Magdalene Grantson , Christos Levcopoulos Covering a Set of Points with a Minimum Number of Lines. [Citation Graph (0, 0)][DBLP ] CIAC, 2006, pp:6-17 [Conf ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos Restricted Mesh Simplification Using Edge Contractions. [Citation Graph (0, 0)][DBLP ] COCOON, 2006, pp:196-204 [Conf ] Joachim Gudmundsson , Christos Levcopoulos A Fast Approximation Algorithm for TSP with Neighborhoods and Red-Blue Separation. [Citation Graph (0, 0)][DBLP ] COCOON, 1999, pp:473-482 [Conf ] Christos Levcopoulos Fast Heuristics for Minimum Length Rectangular Partitions of Polygons. [Citation Graph (0, 0)][DBLP ] Symposium on Computational Geometry, 1986, pp:100-108 [Conf ] Jingsen Chen , Christos Levcopoulos Improved Parallel Sorting of Presorted Sequences. [Citation Graph (0, 0)][DBLP ] CONPAR, 1992, pp:539-544 [Conf ] Mark de Berg , Joachim Gudmundsson , Matthew J. Katz , Christos Levcopoulos , Mark H. Overmars , A. Frank van der Stappen TSP with Neighborhoods of Varying Size. [Citation Graph (0, 0)][DBLP ] ESA, 2002, pp:187-199 [Conf ] Drago Krznaric , Christos Levcopoulos , Bengt J. Nilsson Minimum Spanning Trees in d Dimensions. [Citation Graph (0, 0)][DBLP ] ESA, 1997, pp:341-349 [Conf ] Christos Levcopoulos , Joachim Gudmundsson A Linear-Time Heuristic for Minimum Rectangular Coverings (Extended Abstract). [Citation Graph (0, 0)][DBLP ] FCT, 1997, pp:305-316 [Conf ] Christos Levcopoulos A fast heuristic for covering polygons by rectangles. [Citation Graph (0, 0)][DBLP ] FCT, 1985, pp:269-278 [Conf ] Christos Levcopoulos , Ola Petersson An Optimal Adaptive In-place Sorting Algorithm. [Citation Graph (0, 0)][DBLP ] FCT, 1991, pp:329-338 [Conf ] Joachim Gudmundsson , Christos Levcopoulos Minimum Weight Pseudo-Triangulations. [Citation Graph (0, 0)][DBLP ] FSTTCS, 2004, pp:299-310 [Conf ] Joachim Gudmundsson , Christos Levcopoulos A Parallel Approximation Algorithm for Minimum Weight Triangulation. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1998, pp:233-244 [Conf ] Drago Krznaric , Christos Levcopoulos Computing Hierarchies of Clusters from the Euclidean Minimum Spanning Tree in Linear Time. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1995, pp:443-455 [Conf ] Christos Levcopoulos Improved Bounds for Covering General Polygons with Rectangles. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1987, pp:95-102 [Conf ] Christos Levcopoulos On Optimal Parallel Algorithm for Sorting Presorted Files. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1988, pp:154-160 [Conf ] Christos Levcopoulos , Joachim Gudmundsson Close Approximation of Minimum Rectangular Coverings. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1996, pp:135-146 [Conf ] Christos Levcopoulos , Andrzej Lingas Bounds on the Length of Convex Partitions of Polygons. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1984, pp:279-295 [Conf ] Christos Levcopoulos , Andrzej Lingas C-sensitive Triangulations Approximate the MinMax Length Triangulation. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1992, pp:104-115 [Conf ] Christos Levcopoulos , Andrzej Lingas , Ola Petersson , Wojciech Rytter Optimal Parallel Algorithms for Testing Isomorphism of Trees and Outerplanar Graphs. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1990, pp:204-214 [Conf ] Christos Levcopoulos , Andrzej Lingas , Cao Wang On Parallel Complexity of Planar Triangulations. [Citation Graph (0, 0)][DBLP ] FSTTCS, 1995, pp:413-427 [Conf ] Christos Levcopoulos , Andrzej Lingas , Jörg-Rüdiger Sack Nearly Optimal Heuristics for Binary Search Trees with Geometric Generalizations (Extended Abstract). [Citation Graph (0, 0)][DBLP ] ICALP, 1987, pp:376-385 [Conf ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Balanced Partition of Minimum Spanning Trees. [Citation Graph (0, 0)][DBLP ] International Conference on Computational Science (3), 2002, pp:26-35 [Conf ] Christos Levcopoulos , Andrzej Lingas Greedy Triangulation Approximates the Optimum and Can Be Implemented in Linear Time in the Average Case. [Citation Graph (0, 0)][DBLP ] ICCI, 1991, pp:139-148 [Conf ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos Approximate Distance Oracles for Graphs with Dense Clusters. [Citation Graph (0, 0)][DBLP ] ISAAC, 2004, pp:53-64 [Conf ] Magdalene Grantson , Christian Borgelt , Christos Levcopoulos Minimum Weight Triangulation by Cutting Out Triangles. [Citation Graph (0, 0)][DBLP ] ISAAC, 2005, pp:984-994 [Conf ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan , Michiel H. M. Smid Approximate Distance Oracles Revisited. [Citation Graph (0, 0)][DBLP ] ISAAC, 2002, pp:357-368 [Conf ] Drago Krznaric , Christos Levcopoulos The First Subquadratic Algorithm for Complete Linkage Clustering. [Citation Graph (0, 0)][DBLP ] ISAAC, 1995, pp:392-401 [Conf ] Magdalene Grantson , Christos Levcopoulos A Fixed Parameter Algorithm for the Minimum Number Convex Partition Problem. [Citation Graph (0, 0)][DBLP ] JCDCG, 2004, pp:83-94 [Conf ] Magdalene Grantson , Christos Levcopoulos Tight Time Bounds for the Minimum Local Convex Partition Problem. [Citation Graph (0, 0)][DBLP ] JCDCG, 2004, pp:95-105 [Conf ] Drago Krznaric , Christos Levcopoulos Optimal Algorithms for Complete Linkage Clustering in d Dimensions. [Citation Graph (0, 0)][DBLP ] MFCS, 1997, pp:368-377 [Conf ] Christos Levcopoulos , Ola Petersson Splitsort - An Adaptive Sorting Algorithm. [Citation Graph (0, 0)][DBLP ] MFCS, 1990, pp:416-422 [Conf ] Jyrki Katajainen , Christos Levcopoulos , Ola Petersson Local Insertion Sort Revisited. [Citation Graph (0, 0)][DBLP ] Optimal Algorithms, 1989, pp:239-253 [Conf ] Christos Levcopoulos , Andrzej Lingas Ther Are Planar Graphs Almost as Good as the Complete Graphs and as Short as Minimum Spanning Trees. [Citation Graph (0, 0)][DBLP ] Optimal Algorithms, 1989, pp:9-13 [Conf ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Approximating Minimum Manhattan Networks. [Citation Graph (0, 0)][DBLP ] RANDOM-APPROX, 1999, pp:28-38 [Conf ] Christos Levcopoulos , Joachim Gudmundsson Approximation Algorithms for Covering Polygons with Squares and Similar Problems. [Citation Graph (0, 0)][DBLP ] RANDOM, 1997, pp:27-41 [Conf ] Svante Carlsson , Christos Levcopoulos , Ola Petersson Sublinear Merging and Natural Merge Sort. [Citation Graph (0, 0)][DBLP ] SIGAL International Symposium on Algorithms, 1990, pp:251-260 [Conf ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan , Michiel H. M. Smid Approximate distance oracles for geometric graphs. [Citation Graph (0, 0)][DBLP ] SODA, 2002, pp:828-837 [Conf ] Christos Levcopoulos , Drago Krznaric A Near-Optimal Heuristic for Minimum Weight Triangulation of Convex Polygons (Extended Abstract). [Citation Graph (0, 0)][DBLP ] SODA, 1997, pp:518-527 [Conf ] Christos Levcopoulos , Drago Krznaric Quasi-Greedy Triangulations Approximating the Minimum Weight Triangulation. [Citation Graph (0, 0)][DBLP ] SODA, 1996, pp:392-401 [Conf ] Christos Levcopoulos , Andrzej Lingas Covering Polygons with Minimum Number of Rectangles. [Citation Graph (0, 0)][DBLP ] STACS, 1984, pp:63-72 [Conf ] Christos Levcopoulos , Giri Narasimhan , Michiel H. M. Smid Efficient Algorithms for Constructing Fault-Tolerant Geometric Spanners. [Citation Graph (0, 0)][DBLP ] STOC, 1998, pp:186-195 [Conf ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Improved Greedy Algorithms for Constructing Sparse Geometric Spanners. [Citation Graph (0, 0)][DBLP ] SWAT, 2000, pp:314-327 [Conf ] Christos Levcopoulos , Drago Krznaric A Fast Heuristic for Approximating the Minimum Weight Triangulation (Extended Abstract). [Citation Graph (0, 0)][DBLP ] SWAT, 1996, pp:296-308 [Conf ] Christos Levcopoulos , Jyrki Katajainen , Andrzej Lingas An Optimal Expected-Time Parallel Algorithm for Vornoi Diagrams. [Citation Graph (0, 0)][DBLP ] SWAT, 1988, pp:190-198 [Conf ] Christos Levcopoulos , Andrzej Lingas Fast Algorithms for Greedy Triangulation. [Citation Graph (0, 0)][DBLP ] SWAT, 1990, pp:238-250 [Conf ] Christos Levcopoulos , Andrzej Lingas , Joseph S. B. Mitchell Adaptive Algorithms for Constructing Convex Hulls and Triangulations of Polygonal Chains. [Citation Graph (0, 0)][DBLP ] SWAT, 2002, pp:80-89 [Conf ] Christos Levcopoulos , Anna Östlin Linear-Time Heuristics for Minimum Weight Rectangulation (Extended Abstract). [Citation Graph (0, 0)][DBLP ] SWAT, 1996, pp:271-283 [Conf ] Christos Levcopoulos , Ola Petersson Sorting Shuffled Monotone Sequences. [Citation Graph (0, 0)][DBLP ] SWAT, 1990, pp:181-191 [Conf ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos Chips on Wafers. [Citation Graph (0, 0)][DBLP ] WADS, 2003, pp:412-423 [Conf ] Christos Levcopoulos , Ola Petersson Heapsort - Adapted for Presorted Files. [Citation Graph (0, 0)][DBLP ] WADS, 1989, pp:499-509 [Conf ] Christos Levcopoulos , Mark H. Overmars A Balanced Search Tree with O (1) Worst-case Update Time. [Citation Graph (0, 0)][DBLP ] Acta Inf., 1988, v:26, n:3, pp:269-277 [Journal ] Svante Carlsson , Christos Levcopoulos , Ola Petersson Sublinear Merging and Natural Mergesort. [Citation Graph (0, 0)][DBLP ] Algorithmica, 1993, v:9, n:6, pp:629-648 [Journal ] Christos Levcopoulos , Drago Krznaric A Linear-Time Approximation Scheme for Minimum, Weight Triangulation of Convex Polygons. [Citation Graph (0, 0)][DBLP ] Algorithmica, 1998, v:21, n:3, pp:285-311 [Journal ] Christos Levcopoulos , Andrzej Lingas On Approximation Behavior of the Greedy Triangulation for Convex Polygons. [Citation Graph (0, 0)][DBLP ] Algorithmica, 1987, v:2, n:, pp:15-193 [Journal ] Christos Levcopoulos , Andrzej Lingas There Are Planar Graphs Almost as Good as the Complete Graphs and Almost as Cheap as Minimum Spanning Trees. [Citation Graph (0, 0)][DBLP ] Algorithmica, 1992, v:8, n:3, pp:251-256 [Journal ] Christos Levcopoulos , Giri Narasimhan , Michiel H. M. Smid Improved Algorithms for Constructing Fault-Tolerant Spanners. [Citation Graph (0, 0)][DBLP ] Algorithmica, 2002, v:32, n:1, pp:144-156 [Journal ] Per-Olof Fjällström , Jyrki Katajainen , Christos Levcopoulos , Ola Petersson A Sublogarithmic Convex Hull Algorithm. [Citation Graph (0, 0)][DBLP ] BIT, 1990, v:30, n:3, pp:378-384 [Journal ] Christos Levcopoulos , Andrzej Lingas Fast Algorithms for Greedy Triangulation. [Citation Graph (0, 0)][DBLP ] BIT, 1992, v:32, n:2, pp:280-296 [Journal ] Andrzej Lingas , Christos Levcopoulos , Jörg-Rüdiger Sack Algorithms for Minimum Length Partitions of Polygons. [Citation Graph (0, 0)][DBLP ] BIT, 1987, v:27, n:4, pp:474-479 [Journal ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos Chips on wafers, or packing rectangles into grids. [Citation Graph (0, 0)][DBLP ] Comput. Geom., 2005, v:30, n:2, pp:95-111 [Journal ] Rolf Klein , Christos Levcopoulos , Andrzej Lingas A PTAS for minimum vertex dilation triangulation of a simple polygon with a constant number of sources of dilation. [Citation Graph (0, 0)][DBLP ] Comput. Geom., 2006, v:34, n:1, pp:28-34 [Journal ] Christos Levcopoulos , Drago Krznaric The greedy triangulation can be computed from the Delaunay triangulation in linear time. [Citation Graph (0, 0)][DBLP ] Comput. Geom., 1999, v:14, n:4, pp:197-220 [Journal ] Christos Levcopoulos , Ola Petersson Matching Parentheses in Parallel. [Citation Graph (0, 0)][DBLP ] Discrete Applied Mathematics, 1992, v:40, n:4, pp:423-431 [Journal ] Drago Krznaric , Christos Levcopoulos Fast Algorithms for Complete Linkage Clustering. [Citation Graph (0, 0)][DBLP ] Discrete & Computational Geometry, 1998, v:19, n:1, pp:131-145 [Journal ] Christos Levcopoulos , Ola Petersson Sorting Shuffled Monotone Sequences [Citation Graph (0, 0)][DBLP ] Inf. Comput., 1994, v:112, n:1, pp:37-50 [Journal ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Balanced Partition of Minimum Spanning Trees. [Citation Graph (0, 0)][DBLP ] Int. J. Comput. Geometry Appl., 2003, v:13, n:4, pp:303-316 [Journal ] Bengt Aspvall , Christos Levcopoulos , Andrzej Lingas , Robert Storlind On 2-QBF Truth Testing in Parallel. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 1996, v:57, n:2, pp:89-93 [Journal ] Joachim Gudmundsson , Thore Husfeldt , Christos Levcopoulos Lower bounds for approximate polygon decomposition and minimum gap. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 2002, v:81, n:3, pp:137-141 [Journal ] Christos Levcopoulos An \Omega(\sqrt(n)) Lower Bound for the Nonoptimality of the Greedy Triangulation. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 1987, v:25, n:4, pp:247-251 [Journal ] Christos Levcopoulos , Drago Krznaric Tight Lower Bounds for Minimum Weight-Triangulation Heuristics. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 1996, v:57, n:3, pp:129-135 [Journal ] Christos Levcopoulos , Ola Petersson A Note on Adaptive Parallel Sorting. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 1989, v:33, n:4, pp:187-191 [Journal ] Christos Levcopoulos , Ola Petersson Splitsort - An Adaptive Sorting Algorithm. [Citation Graph (0, 0)][DBLP ] Inf. Process. Lett., 1991, v:39, n:4, pp:205-211 [Journal ] Jyrki Katajainen , Christos Levcopoulos , Ola Petersson Space-Efficient Parallel Merging. [Citation Graph (0, 0)][DBLP ] ITA, 1993, v:27, n:4, pp:295-310 [Journal ] Mark de Berg , Joachim Gudmundsson , Matthew J. Katz , Christos Levcopoulos , Mark H. Overmars , A. Frank van der Stappen TSP with neighborhoods of varying size. [Citation Graph (0, 0)][DBLP ] J. Algorithms, 2005, v:57, n:1, pp:22-36 [Journal ] Christos Levcopoulos , Drago Krznaric Quasi-Greedy Triangulations Approximating the Minimum Weight Triangulation. [Citation Graph (0, 0)][DBLP ] J. Algorithms, 1998, v:27, n:2, pp:303-338 [Journal ] Christos Levcopoulos , Ola Petersson Adaptive Heapsort. [Citation Graph (0, 0)][DBLP ] J. Algorithms, 1993, v:14, n:3, pp:395-413 [Journal ] Joachim Gudmundsson , Christos Levcopoulos Close Approximations of Minimum Rectangular Coverings. [Citation Graph (0, 0)][DBLP ] J. Comb. Optim., 1999, v:3, n:4, pp:437-452 [Journal ] Joachim Gudmundsson , Christos Levcopoulos A Parallel Approximation Algorithm for Minimum Weight Triangulation. [Citation Graph (0, 0)][DBLP ] Nord. J. Comput., 2000, v:7, n:1, pp:32-57 [Journal ] Joachim Gudmundsson , Christos Levcopoulos A Fast Approximation Algorithm for TSP with Neighborhoods. [Citation Graph (0, 0)][DBLP ] Nord. J. Comput., 1999, v:6, n:4, pp:469-0 [Journal ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Approximating a Minimum Manhattan Network. [Citation Graph (0, 0)][DBLP ] Nord. J. Comput., 2001, v:8, n:2, pp:219-232 [Journal ] Drago Krznaric , Christos Levcopoulos Computing a Threaded Quadtree from the Delaunay Triangulation in linear Time. [Citation Graph (0, 0)][DBLP ] Nord. J. Comput., 1998, v:5, n:1, pp:- [Journal ] Drago Krznaric , Christos Levcopoulos , Bengt J. Nilsson Minimum Spanning Trees in d Dimensions. [Citation Graph (0, 0)][DBLP ] Nord. J. Comput., 1999, v:6, n:4, pp:446-461 [Journal ] Christos Levcopoulos , Teresa M. Przytycka A Work-Time Trade-off in Parallel Computation of Huffman Trees and Concave Least Weight Subsequence Problem. [Citation Graph (0, 0)][DBLP ] Parallel Processing Letters, 1994, v:4, n:, pp:37-43 [Journal ] Joachim Gudmundsson , Christos Levcopoulos , Giri Narasimhan Fast Greedy Algorithms for Constructing Sparse Geometric Spanners. [Citation Graph (0, 0)][DBLP ] SIAM J. Comput., 2002, v:31, n:5, pp:1479-1500 [Journal ] Drago Krznaric , Christos Levcopoulos Optimal algorithms for complete linkage clustering in d dimensions. [Citation Graph (0, 0)][DBLP ] Theor. Comput. Sci., 2002, v:286, n:1, pp:139-149 [Journal ] Christos Levcopoulos , Andrzej Lingas , Jörg-Rüdiger Sack Heuristics for Optimum Binary Search Trees and Minimum Weight Triangulation Problems. [Citation Graph (0, 0)][DBLP ] Theor. Comput. Sci., 1989, v:66, n:2, pp:181-203 [Journal ] Christos Levcopoulos , Ola Petersson Exploiting Few Inversions When Sorting: Sequential and Parallel Algorithms. [Citation Graph (0, 0)][DBLP ] Theor. Comput. Sci., 1996, v:163, n:1&2, pp:211-238 [Journal ] Mattias Andersson , Joachim Gudmundsson , Christos Levcopoulos Approximate distance oracles for graphs with dense clusters. [Citation Graph (0, 0)][DBLP ] Comput. Geom., 2007, v:37, n:3, pp:142-154 [Journal ] Joachim Gudmundsson , Christos Levcopoulos Minimum weight pseudo-triangulations. [Citation Graph (0, 0)][DBLP ] Comput. Geom., 2007, v:38, n:3, pp:139-153 [Journal ] Bounds on optimally triangulating connected subsets of the minimum weight convex partition. [Citation Graph (, )][DBLP ] Search in 0.007secs, Finished in 0.011secs