Results 41 to 50 of about 3,292 (264)

On transitive decompositions of disconnected graphs [PDF]

open access: yes, 2009
We investigate transitive decompositions of disconnected graphs, and show that these behave very differently from a related class of algebraic graph decompositions, known as homogeneous factorisations.
Pearce, Geoffrey
core   +1 more source

Classification of Vertex-Transitive Structures [PDF]

open access: yes, 2017
When one thinks of objects with a significant level of symmetry it is natural to expect there to be a simple classification. However, this leads to an interesting problem in that research has revealed the existence of highly symmetric objects which are ...
Potter, Stephanie
core   +2 more sources

Pairing Transitive Closure and Reduction to Efficiently Reason about Partially Ordered Events [PDF]

open access: yes, 2000
n this paper, we show how well-known graph-theoretic techniques can be successfully exploited to efficiently reason about partially ordered events in Kowalski and Sergot's Event Calculus and in its skeptical and credulous modal variants.
MONTANARI, Angelo   +3 more
core   +3 more sources

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

Internal representation of hierarchical sequences involves the default network

open access: yesBMC Neuroscience, 2010
Background The default network is a set of brain regions that exhibit a reduction in BOLD response during attention-demanding cognitive tasks, and distinctive patterns of functional connectivity that typically include anti-correlations with a fronto ...
Rogers Baxter P   +2 more
doaj   +1 more source

Phase transitions and dimensional reduction

open access: yesNuclear Physics B, 1991
Using field theoretic methods a formalism is presented within which the critical behaviour of a system undergoing a dimensional reduction may be investigated. As a paradigm we study an Ising-like system on S1 × R3−ϵ. If the size of the system is L, and the correlation length ξ, then as Lξ varies it is possible to get critical behaviour associated with ...
Denjoe O'Connor, C.R. Stephens
openaire   +1 more source

DigiChrom: A Domain Ontology for Semantic Representation of Trivalent Chromium Platings and Its Large Language Model‐Based Alignment With Multiple Mid‐Level Ontologies

open access: yesAdvanced Engineering Materials, EarlyView.
Digitalizing electroplating requires both domain knowledge and interoperability. This work introduces PlatOn, a domain ontology for trivalent chromium plating and coating characterization, and a hybrid pipeline that aligns it to a mid‐level reference ontology by combining eight similarity metrics with language model reasoning. Expert‐validated mappings
Janik Harter   +10 more
wiley   +1 more source

From Circuits to Symphonies: A Systems‐Engineering Blueprint for Multimicrobial Synthetic Biology

open access: yesAdvanced Science, EarlyView.
Engineering synthetic microbial consortia requires moving beyond intracellular genetic circuits toward coordinated multicellular design. A modular systems‐engineering framework is presented that integrates communication, temporal coordination, ecological structuring, and predictive modeling to guide application‐dependent consortium design ...
Miguel Fernández‐Niño   +9 more
wiley   +1 more source

Evaluating Temporal Graphs Built from Texts via Transitive Reduction [PDF]

open access: yes, 2011
International audienceTemporal information has been the focus of recent attention in information extraction, leading to some standardization effort, in particular for the task of relating events in a text.
Muller, Philippe, Tannier, Xavier
core   +1 more source

Machine Learning‐Enhanced Random Matrix Theory Design for Human Immunodeficiency Virus Vaccine Development

open access: yesAdvanced Intelligent Discovery, EarlyView.
This study integrates random matrix theory (RMT) and principal component analysis (PCA) to improve the identification of correlated regions in HIV protein sequences for vaccine design. PCA validation enhances the reliability of RMT‐derived correlations, particularly in small‐sample, high‐dimensional datasets, enabling more accurate detection of ...
Mariyam Siddiqah   +3 more
wiley   +1 more source

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