Results 21 to 30 of about 201,530,701 (335)

Efficient and Effective Directed Minimum Spanning Tree Queries

open access: yesMathematics, 2023
Computing directed Minimum Spanning Tree (DMST) is a fundamental problem in graph theory. It is applied in a wide spectrum of fields from computer network and communication protocol design to revenue maximization in social networks and syntactic parsing ...
Zhuoran Wang   +4 more
doaj   +1 more source

STRUM: A SEMANTIC TRUST-BASED MINER MODEL FOR DETECTING INFLUENTIAL SPREADERS IN SOCIAL NETWORKS

open access: yesProceedings of the International Conferences Big Data Analytics, Data Mining and Computational Intelligence 2019; and Theory and Practice in Modern Computing 2019, 2019
Social Networks have become embedded in every aspect of today people’s life. The success of online social networks has a significant role in shaping trust and influence among participants.
H. Wagih   +2 more
semanticscholar   +1 more source

A robust semantics hides fewer errors [PDF]

open access: yes, 2009
In this paper we explore how formal models are interpreted and to what degree meaning is captured in the formal semantics and to what degree it remains in the informal interpretation of the semantics.
Reeves, Steve   +3 more
core   +1 more source

Service-Oriented Logic Programming [PDF]

open access: yesLogical Methods in Computer Science, 2015
We develop formal foundations for notions and mechanisms needed to support service-oriented computing. Our work builds on recent theoretical advancements in the algebraic structures that capture the way services are orchestrated and in the processes that
Ionut Tutu, Jose Luiz Fiadeiro
doaj   +1 more source

Unconditional Authentication Based on Physical Layer Offered Chain Key in Wireless Communication

open access: yesEntropy, 2022
Authentication is a critical issue in wireless communication due to the impersonation and substitution attacks from the vulnerable air interface launched by the malicious node.
Shaoyu Wang   +5 more
doaj   +1 more source

Computational semantics in type theory [PDF]

open access: yesMathématiques et sciences humaines, 2004
This paper aims to show how Montague-style grammars can be completely formalized and thereby declaratively implemented by using the Grammatical Framework GF. The implementation covers the fundamental operations of Montague’s PTQ model: the construction of analysis trees, the linearization of trees into strings, and the interpretation of trees as ...
openaire   +1 more source

Computing preferred extensions in abstract argumentation : a SAT based approach [PDF]

open access: yes, 2013
This paper presents a novel SAT-based approach for the computation of extensions in abstract argumentation, with focus on preferred semantics, and an empirical evaluation of its performances.
Vallati, Mauro   +8 more
core   +1 more source

Length-Gauge Optical Matrix Elements in WIEN2k

open access: yesComputation, 2022
Hybrid exchange-correlation functionals provide superior electronic structure and optical properties of semiconductors or insulators as compared to semilocal exchange-correlation potentials due to admixing a portion of the non-local exact exchange ...
Oleg Rubel, Peter Blaha
doaj   +1 more source

Euclid preparation. XCV. Cosmology Likelihood for Observables in Euclid (Cļoe). 2. Code implementation [PDF]

open access: yesAstronomy & Astrophysics
We provide a description of the code implementation and structure of Cosmology Likelihood for Observables in Euclid (ļoe), developed by members of the Euclid Consortium. ļoe is a modular .
Euclid Collaboration S. Joudaki   +499 more
semanticscholar   +1 more source

Convergent calculation of the asymptotic dimension of diffusion limited aggregates: scaling and renormalization of small clusters [PDF]

open access: yesPhysical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics, 2000
Diffusion limited aggregation (DLA) is a model of fractal growth that had attained a paradigmatic status due to its simplicity and its underlying role for a variety of pattern forming processes.
Benny Davidovitch   +3 more
semanticscholar   +1 more source

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