A greedy algorithm is any algorithm that follows the problem-solving heuristic of making the locally optimal choice at each stage. In many problems, a...
16 KB (1,748 words) - 11:14, 6 March 2024
computer science, a greedy coloring or sequential coloring is a coloring of the vertices of a graph formed by a greedy algorithm that considers the vertices...
32 KB (3,887 words) - 07:10, 14 May 2024
It is a greedy algorithm that in each step adds to the forest the lowest-weight edge that will not form a cycle. The key steps of the algorithm are sorting...
16 KB (1,851 words) - 21:25, 27 April 2024
Gutin and A. Yeo, When the greedy algorithm fails. Discrete Optimization 1 (2004), 121–127. G. Bendall and F. Margot, Greedy Type Resistance of Combinatorial...
4 KB (466 words) - 23:22, 10 May 2024
Set cover problem (category Approximation algorithms)
objects is also called a stabbing set or piercing set. There is a greedy algorithm for polynomial time approximation of set covering that chooses sets...
19 KB (2,605 words) - 10:33, 27 May 2024
In mathematics, the greedy algorithm for Egyptian fractions is a greedy algorithm, first described by Fibonacci, for transforming rational numbers into...
16 KB (2,133 words) - 20:38, 14 January 2023
Maximum coverage problem (section Greedy algorithm)
essentially matches the approximation ratio achieved by the generic greedy algorithm used for maximization of submodular functions with a cardinality constraint...
10 KB (1,761 words) - 15:54, 27 August 2023
In computer science, Prim's algorithm is a greedy algorithm that finds a minimum spanning tree for a weighted undirected graph. This means it finds a...
18 KB (2,153 words) - 10:17, 6 April 2024
Ford–Fulkerson algorithm (FFA) is a greedy algorithm that computes the maximum flow in a flow network. It is sometimes called a "method" instead of an "algorithm" as...
17 KB (2,331 words) - 22:54, 12 April 2024
Metric k-center (category Approximation algorithms)
overall the algorithm takes O ( n k ) {\displaystyle {\mathcal {O}}(nk)} time. The solution obtained using the simple greedy algorithm is a 2-approximation...
13 KB (1,748 words) - 10:24, 16 March 2024