Results 51 to 60 of about 5,525,400 (353)

Optimal randomized classification trees [PDF]

open access: yesComputers & Operations Research, 2021
This research has been financed in part by research projects EC H2020 MSCA RISE NeEDS (Grant agreement ID: 822214), FQM-329 and P18-FR-2369 (Junta de Andaluc\'ia), and PID2019-110886RB-I00 (Ministerio de Ciencia, Innovaci\'on y Universidades, Spain).
Blanquero, Rafael   +3 more
openaire   +4 more sources

A simple and effective approach to quantitatively characterize structural complexity

open access: yesScientific Reports, 2021
This study brings insight into interpreting forest structural diversity and explore the classification of individuals according to the distribution of the neighbours in natural forests. Natural forest communities with different latitudes and distribution
Gongqiao Zhang   +3 more
doaj   +1 more source

Spectral atoms of unimodular random trees [PDF]

open access: yesJournal of the European Mathematical Society (Print), 2016
We use the Mass Transport Principle to analyze the local recursion governing the resolvent $(A-z)^{-1}$ of the adjacency operator of unimodular random trees.
Justin Salez
semanticscholar   +1 more source

Trees in random graphs

open access: yesDiscrete Mathematics, 1983
The probability space consisting of all graphs on a set of \(n\) vertices where each edge occurs with probability \(p\), independently of all other edges, is denoted by \(G(n,p)\). Theorem: For each \(\epsilon>0\) almost every graph \(G\in G(n,p)\) is such if \((1+\epsilon)\log n/\log ...
Paul Erdös, Zbigniew Palka
openaire   +2 more sources

Unimodular random trees [PDF]

open access: yesErgodic Theory and Dynamical Systems, 2013
AbstractWe consider unimodular random rooted trees (URTs) and invariant forests in Cayley graphs. We show that URTs of bounded degree are the same as the law of the component of the root in an invariant percolation on a regular tree. We use this to give a new proof that URTs are sofic, a result of Elek.
Oded Schramm   +2 more
openaire   +3 more sources

Simply generated trees, conditioned Galton―Watson trees, random allocations and condensation: Extended abstract [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2012
We give a unified treatment of the limit, as the size tends to infinity, of random simply generated trees, including both the well-known result in the standard case of critical Galton-Watson trees and similar but less well-known results in the other ...
Svante Janson
doaj   +1 more source

The scaling of the minimum sum of edge lengths in uniformly random trees [PDF]

open access: yesarXiv.org, 2016
The minimum linear arrangement problem on a network consists of finding the minimum sum of edge lengths that can be achieved when the vertices are arranged linearly.
J. L. Esteban   +2 more
semanticscholar   +1 more source

Random ancestor trees [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2010
We investigate a network growth model in which the genealogy controls the evolution. In this model, a new node selects a random target node and links either to this target node, or to its parent, or to its grandparent, etc; all nodes from the target node to its most ancient ancestor are equiprobable destinations.
Paul L. Krapivsky, Eli Ben-Naim
openaire   +4 more sources

Asymptotic variance of random symmetric digital search trees [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2010
Dedicated to the 60th birthday of Philippe ...
Hsien-Kuei Hwang   +2 more
doaj   +1 more source

Intersection of random spanning trees in complex networks

open access: yesApplied Network Science, 2023
In their previous work, the authors considered the concept of random spanning tree intersection of complex networks (London and Pluhár, in: Cherifi, Mantegna, Rocha, Cherifi, Micciche (eds) Complex networks and their applications XI, Springer, Cham, 2023)
András London, András Pluhár
doaj   +1 more source

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