Álvaro Martínez-Pérez

activity

20082021

most citedA new approximation to the geometric-arithmetic index

8 citations · 23 across the 16 of their papers we have counts for

collaborators

Showing 2014Show all

2 papers · 1 filter

math.MG2014★ 6 cited

A fractional Helly theorem for boxes

I. Bárány, F. Fodor, A. Martínez-Pérez +3

Let $F$ be a family of $n$ axis-parallel boxes in $R^{d}$ and $α \in (1 - 1/ d, 1]$ a real number. There exists a real number $β (α) > 0$ such that if there are $α{n\choos…

cs.LG2014

On the properties of $α$ -unchaining single linkage hierarchical clustering

A. Martínez-Pérez

In the election of a hierarchical clustering method, theoretic properties may give some insight to determine which method is the most suitable to treat a clustering problem. Herein…

A fractional Helly theorem for boxes

On the properties of α-unchaining single linkage hierarchical clustering

On the properties of $α$ -unchaining single linkage hierarchical clustering