Search Results - "dos Santos, Vinicius Fernandes"

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  1. 1

    Climbing the Hill with ILP to Grow Patterns in Fuzzy Tensors by Maciel, Lucas, Alves, Jônatas, dos Santos, Vinicius Fernandes, Cerf, Loïc

    “…Fuzzy tensors encode to what extent n -ary predicates are satisfied. The disjunctive box cluster model is a regression model where sub-tensors are explanatory…”
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    On the proper interval completion problem within some chordal subclasses by Dross, François, Hilaire, Claire, Koch, Ivo, Leoni, Valeria, Pardal, Nina, Pujato, María Inés Lopez, Santos, Vinicius Fernandes dos

    Published in Discrete mathematics (01-01-2025)
    “…Given a property (graph class) Π, a graph G, and an integer k, the Π-completion problem consists of deciding whether we can turn G into a graph with the…”
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    Integer programming formulations for the k$k$‐in‐a‐tree problem in graphs by Ferreira, Lucas Saldanha, Santos, Vinicius Fernandes dos, Valle, Cristiano Arbex

    “…Chudnovsky and Seymour proposed the Three‐in‐a‐tree algorithm which solves the following problem in polynomial time: given three fixed vertices in a simple…”
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    Computational complexity and linear formulations for optimizing the location of shared mobility stations by Monteiro, Cristiano Martins, Santos, Vinicius Fernandes, Davis Junior, Clodoveu Augusto

    “…Properly planned shared mobility services can be attractive even for who owns and drives a private vehicle, but would consider not owning it anymore if a…”
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    Connectivity with backbone structures in obstructed wireless networks by Neto, Manassés Ferreira, Goussevskaia, Olga, Santos, Vinícius Fernandes dos

    “…In this work we consider a wireless ad-hoc network deployed on a finite street grid, where communication between nodes is disrupted by regularly spaced…”
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    Dual Parameterization of Weighted Coloring by Araújo, Júlio, Campos, Victor A., Lima, Carlos Vinícius G. C., dos Santos, Vinícius Fernandes, Sau, Ignasi, Silva, Ana

    Published in Algorithmica (01-08-2020)
    “…Given a graph G , a proper k - coloring of G is a partition c = ( S i ) i ∈ [ 1 , k ] of V ( G ) into k stable sets S 1 , … , S k . Given a weight function w :…”
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    Characterization and representation problems for intersection betweennesses by Rautenbach, Dieter, dos Santos, Vinícius Fernandes, Schäfer, Philipp M., Szwarcfiter, Jayme L.

    Published in Discrete Applied Mathematics (06-03-2011)
    “…For a set system M = ( M v ) v ∈ V indexed by the elements of a finite set V , the intersection betweenness B ( M ) induced by M consists of all triples ( u ,…”
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    Edge deletion to tree-like graph classes by Koch, Ivo, Pardal, Nina, dos Santos, Vinicius Fernandes

    Published in Discrete Applied Mathematics (15-05-2024)
    “…For a fixed property (graph class) Π, given a graph G and an integer k, the Π-deletion problem consists in deciding if we can turn G into a graph with the…”
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    On recognition of threshold tolerance graphs and their complements by Golovach, Petr A., Heggernes, Pinar, Lindzey, Nathan, McConnell, Ross M., dos Santos, Vinícius Fernandes, Spinrad, Jeremy P., Szwarcfiter, Jayme Luiz

    Published in Discrete Applied Mathematics (10-01-2017)
    “…A graph G=(V,E) is a threshold tolerance graph if each vertex v∈V can be assigned a weight wv and a tolerance tv such that two vertices x,y∈V are adjacent if…”
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    On the Carathéodory number of interval and graph convexities by Dourado, Mitre C., Rautenbach, Dieter, dos Santos, Vinícius Fernandes, Schäfer, Philipp M., Szwarcfiter, Jayme L.

    Published in Theoretical computer science (28-10-2013)
    “…Inspired by a result of Carathéodory [Über den Variabilitätsbereich der Fourierschen Konstanten von positiven harmonischen Funktionen, Rend. Circ. Mat. Palermo…”
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    Irreversible conversion processes with deadlines by Rautenbach, Dieter, dos Santos, Vinícius Fernandes, Schäfer, Philipp M.

    “…Given a graph G, a deadline td(u) and a time-dependent threshold f(u,t) for every vertex u of G, we study sequences C=(c0,c1,…) of 0/1-labelings ci of the…”
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    Characterization and recognition of Radon-independent sets in split graphs by Dourado, Mitre C., Rautenbach, Dieter, dos Santos, Vinícius Fernandes, Szwarcfiter, Jayme L.

    Published in Information processing letters (31-12-2012)
    “…Let R be a set of vertices of a split graph G. We characterize when R allows a partition into two disjoint set R1 and R2 such that the convex hulls of R1 and…”
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    On subbetweennesses of trees: Hardness, algorithms, and characterizations by Rautenbach, Dieter, dos Santos, Vinícius Fernandes, Schäfer, Philipp M., Szwarcfiter, Jayme L.

    “…We study so-called betweennesses induced by trees and forests. Algorithmic problems related to betweennesses are typically hard. They have been studied as…”
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    On the equitable total chromatic number of cubic graphs by Dantas, S., de Figueiredo, C.M.H., Mazzuoccolo, G., Preissmann, M., dos Santos, V.F., Sasaki, D.

    Published in Discrete Applied Mathematics (20-08-2016)
    “…A total coloring is equitable if the number of elements colored with each color differs by at most one, and the least integer for which a graph has such a…”
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    Algorithmic and structural aspects of the -Radon number by Dourado, Mitre C, Rautenbach, Dieter, dos Santos, Vinicius Fernandes, Schafer, Philipp M, Szwarcfiter, Jayme L, Toman, Alexandre

    Published in Annals of operations research (01-07-2013)
    “…The generalization of classical results about convex sets in [R.sup.n] to abstract convexity spaces, defined by sets of paths in graphs, leads to many…”
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    An upper bound on the -Radon number by Dourado, Mitre C, Rautenbach, Dieter, Fernandes dos Santos, Vinicius, Schaefer, Philipp M, Szwarcfiter, Jayme L, Toman, Alexandre

    Published in Discrete mathematics (28-08-2012)
    “…The generalization of classical results about convex sets in R n to abstract convexity spaces, defined by sets of paths in graphs, leads to many challenging…”
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    Edge deletion to tree-like graph classes by Koch, Ivo, Pardal, Nina, Santos, Vinicius Fernandes dos

    Published 07-10-2022
    “…For a fixed property (graph class) ${\Pi}$, given a graph G and an integer k, the ${\Pi}$-deletion problem consists in deciding if we can turn $G$ into a graph…”
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