• Thumbnail for Greedy geometric spanner
    In computational geometry, a greedy geometric spanner is an undirected graph whose distances approximate the Euclidean distances among a finite set of...
    11 KB (1,206 words) - 04:26, 2 June 2025
  • A geometric spanner or a t-spanner graph or a t-spanner was initially introduced as a weighted graph over a set of points as its vertices for which there...
    10 KB (1,180 words) - 07:01, 11 January 2024
  • Thumbnail for Kruskal's algorithm
    Kruskal's algorithm (category Greedy algorithms)
    Borůvka's algorithm Reverse-delete algorithm Single-linkage clustering Greedy geometric spanner Kleinberg, Jon (2006). Algorithm design. Éva Tardos. Boston:...
    16 KB (1,829 words) - 21:02, 17 May 2025
  • Thumbnail for Euclidean minimum spanning tree
    Euclidean minimum spanning tree (category Geometric graphs)
    for the same points. Several methods for constructing spanners, such as the greedy geometric spanner, achieve a constant bound for this ratio. It has been...
    55 KB (6,676 words) - 19:53, 5 February 2025
  • Thumbnail for Gautam Das (computer scientist)
    most notably the discovery of greedy graph spanners. Greedy spanners – for general weighted graphs as well as in the geometric setting – have been continuously...
    9 KB (689 words) - 20:02, 19 June 2025
  • Deborah Joseph (category Researchers in geometric algorithms)
    thesis of Joseph's student Gautam Das, in which they discover greedy geometric spanners. Deborah Joseph, Emeritus Professor, University of Wisconsin–Madison...
    5 KB (388 words) - 18:08, 7 June 2025
  • graph spanners, sparse subgraphs of a dense graph whose distances approximate the original graph's distances. A greedy spanner is a graph spanner constructed...
    109 KB (16,011 words) - 18:32, 30 April 2025
  • Thumbnail for Travelling salesman problem
    1137/S0097539796309764 Rao, S.; Smith, W. (1998). "Approximating geometrical graphs via 'spanners' and 'banyans'". STOC '98: Proceedings of the thirtieth annual...
    87 KB (11,583 words) - 19:54, 21 June 2025
  • Thumbnail for Beta skeleton
    Beta skeleton (category Geometric graphs)
    triangulation, β-skeletons have unbounded stretch factor and are not geometric spanners. A naïve algorithm that tests each triple p, q, and r for membership...
    16 KB (1,887 words) - 06:24, 11 March 2024
  • Thumbnail for Salem–Spencer set
    ISBN 978-3-642-28913-2 Abboud, Amir; Bodwin, Greg (2017), "The 4/3 additive spanner exponent is tight", Journal of the ACM, 64 (4): A28:1–A28:20, arXiv:1511...
    22 KB (2,612 words) - 18:21, 10 October 2024