Articles with "line graphs" as a keyword



Topological characteristics of iterated line graphs in QSAR problem: Octane numbers of saturated hydrocarbons

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Published in 2019 at "Journal of Chemometrics"

DOI: 10.1002/cem.3169

Abstract: Capabilities of line (edge) graph in quantitative structure‐activity relationship (QSAR) problem for constructing predictive models are demonstrated. The basic idea for proposed approach is to describe molecular structure using generated graph sequence: vertex and chain… read more here.

Keywords: line graphs; octane numbers; line; qsar problem ... See more keywords
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On maximal energy of line graphs with given parameters

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Published in 2021 at "Linear Algebra and its Applications"

DOI: 10.1016/j.laa.2021.02.011

Abstract: Abstract The maximal energies of line graphs are determined over all graphs with fixed matching number, fractional matching number and bipartiteness, respectively. The extremal graphs are characterized. read more here.

Keywords: line graphs; energy line; line; maximal energy ... See more keywords

Picture This: Presenting Longitudinal Patient-Reported Outcome Research Study Results to Patients

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Published in 2018 at "Medical Decision Making"

DOI: 10.1177/0272989x18791177

Abstract: Background. Patient-reported outcome (PRO) results from clinical trials and research studies can inform patient-clinician decision making. However, data presentation issues specific to PROs, such as scaling directionality (higher scores may represent better or worse outcomes)… read more here.

Keywords: research; reported outcome; line graphs; line ... See more keywords

Cayley line graphs of transitive groupoids

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Published in 2023 at "Miskolc Mathematical Notes"

DOI: 10.18514/mmn.2023.1651

Abstract: The line digraph of the Cayley color graph of a transitive groupoid can be colored so that the groupoid of partial automorphisms is isomorphic to a semidirect product of the original groupoid. read more here.

Keywords: graphs transitive; cayley line; transitive groupoids; line graphs ... See more keywords

Efficient Direct Reconstruction of Bipartite (Multi)Graphs from Their Line Graphs Through a Characterization of Their Edges

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Published in 2025 at "Mathematics"

DOI: 10.3390/math13172876

Abstract: We study the line graphs of bipartite multigraphs, which naturally arise in combinatorics, game theory, and applications such as scheduling and motion planning. We introduce a new characterization of these graphs via valid partial assignments… read more here.

Keywords: efficient direct; graphs; bipartite; characterization ... See more keywords