Oraculum: A model for self-adaptive system optimization in smart environments

dc.contributor.authorNoetzold, D.
dc.contributor.authorLeithardt, V. R. Q.
dc.contributor.authorPaz Santana, J F. de.
dc.contributor.authorBarbosa, J. L. V.
dc.date.accessioned2026-02-25T12:16:53Z
dc.date.available2026-02-25T12:16:53Z
dc.date.issued2026
dc.date.updated2026-02-25T12:15:29Z
dc.description.abstractSmart environments require adaptive resource management to handle dynamic workloads and system variability. Traditional solutions, which often rely on static configurations or heuristic adjustments, may not maintain performance as conditions change. This work presents Oraculum, an adaptive model that integrates real-time monitoring, predictive analytics, and automated decision-making. Unlike previous architectures that apply reactive or rule-based adaptations, Oraculum incorporates predictive reinforcement learning (TD3) to anticipate environmental changes and optimize reconfiguration decisions proactively. The model applies data-driven methods to adjust system configurations dynamically, improving both resource allocation and service quality. Experimental results demonstrate that Oraculum significantly reduces Mean Adaptation Time (MAT) compared to existing self-adaptive models while achieving an adaptation accuracy of 97%, overhead of 2%, and maintaining system stability at 98%. These findings highlight the advantages of predictive control in addressing the challenges of dynamic workloads and resource constraints in smart environments, offering a practical approach for maintaining consistent performance.eng
dc.description.versioninfo:eu-repo/semantics/publishedVersion
dc.identifier.citationNoetzold, D., Leithardt, V. R. Q., Paz Santana, J F. de., & Barbosa, J. L. V. (2026). Oraculum: A model for self-adaptive system optimization in smart environments. Expert Systems with Applications, 315, Article 131705. https://doi.org/10.1016/j.eswa.2026.131705
dc.identifier.doi10.1016/j.eswa.2026.131705
dc.identifier.issn0957-4174
dc.identifier.urihttp://hdl.handle.net/10071/36409
dc.language.isoeng
dc.peerreviewedyes
dc.publisherPergamon/Elsevier
dc.relation307137/2022-8
dc.relationLISBOA2030-FEDER-00816400
dc.relationUIDP/04466/2025
dc.relationUIDB/04466/2025
dc.rightsopen access
dc.subjectPredictive analyticseng
dc.subjectReinforcement learningeng
dc.subjectReal-time monitoringeng
dc.subjectSmart environmentseng
dc.subjectSelf-adaptive systemseng
dc.subject.fosDomínio/Área Científica::Ciências Naturais::Ciências da Computação e da Informaçãopor
dc.subject.fosDomínio/Área Científica::Engenharia e Tecnologia::Outras Engenharias e Tecnologiaspor
dc.subject.fosDomínio/Área Científica::Engenharia e Tecnologia::Engenharia Eletrotécnica, Eletrónica e Informáticapor
dc.titleOraculum: A model for self-adaptive system optimization in smart environmentseng
dc.typearticle
dc.volume315
dspace.entity.typePublicationen
iscte.identifier.cienciahttps://ciencia.iscte-iul.pt/id/ci-pub-116950
iscte.journalExpert Systems with Applications
iscte.subject.odsIndústria, inovação e infraestruturaspor
iscte.subject.odsCidades e comunidades sustentáveispor

Ficheiros

Pacote original

A mostrar 1 - 1 de 1
A carregar...
Nome:
article_116950.pdf
Tamanho:
14.24 MB
Formato:
Adobe Portable Document Format
Descrição:
Versão Editora