Saved in:
Bibliographic Details
Main Author: Mizutani, Ryuhei
Format: Preprint
Published: 2024
Subjects:
Online Access:https://arxiv.org/abs/2407.05127
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1866910814502387712
author Mizutani, Ryuhei
author_facet Mizutani, Ryuhei
contents This paper considers the minimization problem of relaxed submodular functions. For a positive integer $k$, a set function is called $k$-distant submodular if the submodular inequality holds for every pair whose symmetric difference is at least $k$. This paper provides a polynomial time algorithm to minimize $k$-distant submodular functions for a fixed positive integer $k$. This result generalizes the tractable result of minimizing 2/3-submodular functions, which satisfy the submodular inequality for at least two pairs formed from every distinct three sets.
format Preprint
id arxiv_https___arxiv_org_abs_2407_05127
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A Polynomial Algorithm for Minimizing $k$-Distant Submodular Functions
Mizutani, Ryuhei
Combinatorics
This paper considers the minimization problem of relaxed submodular functions. For a positive integer $k$, a set function is called $k$-distant submodular if the submodular inequality holds for every pair whose symmetric difference is at least $k$. This paper provides a polynomial time algorithm to minimize $k$-distant submodular functions for a fixed positive integer $k$. This result generalizes the tractable result of minimizing 2/3-submodular functions, which satisfy the submodular inequality for at least two pairs formed from every distinct three sets.
title A Polynomial Algorithm for Minimizing $k$-Distant Submodular Functions
topic Combinatorics
url https://arxiv.org/abs/2407.05127