Results 151 to 155 of about 176 (155)

A Stochastic Theory of Community Food Webs. V. Intervality and Triangulation in the Trophic-Niche Overlap Graph

open access: closedThe American Naturalist, 1990
We report new empirical and theoretical information about the dimension of trophic-niche space and the structure of food webs, as measured by the frequency of intervality and triangulation of overlap graphs and resource graphs in community food webs.
Joel E. Cohen, Zbigniew J. Palka
openaire   +3 more sources

Similarity Analysis of Time Interval Data Sets—A Graph Theory Approach

open access: closed, 2018
Comparison of entities, i.e., the measurement of their similarity, is a frequent, but challenging task in computer science. It requires a precise and quantifiable definition of similarity itself. Are two texts equal, if they overlap in a majority of their composing words? Does a pair of pictures resemble the same content?
Marc Haßler   +2 more
openaire   +3 more sources

Interval Preservation in Group- and Graph-Theoretical Music Theories: A Comparative Study

open access: closed, 2009
Interval preservation—wherein intervals remain unchanged among varying musical objects—is among the most basic means of manifesting coherence in musical structures. Music theorists since (1960) seminal publication of “Twelve-Tone Invariants as Compositional Determinants” have examined and generalized situations in which interval preservation obtains ...
Robert W. Peck
openaire   +3 more sources

Introduction and Some Results on the Graph Theory for Interval Valued Neutrosophic Sets

open access: closed, 2018
Said Broumi   +5 more
openalex  

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