pith. sign in

arxiv: 1509.05662 · v1 · pith:RJ7NF5IFnew · submitted 2015-09-18 · 💻 cs.CC

Metric 1-median selection: Query complexity vs. approximation ratio

classification 💻 cs.CC
keywords approximationmetricproblemqueryalgorithmsaveragecomplexityconsider
0
0 comments X
read the original abstract

Consider the problem of finding a point in a metric space $(\{1,2,\ldots,n\},d)$ with the minimum average distance to other points. We show that this problem has no deterministic $o(n^{1+1/(h-1)})$-query $(2h-\Omega(1))$-approximation algorithms for any constant $h\in\mathbb{Z}^+\setminus\{1\}$.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.