Zobrazeno 1 - 10
of 735
pro vyhledávání: '"Lixandru, A."'
Distributed optimization is fundamental to modern machine learning applications like federated learning, but existing methods often struggle with ill-conditioned problems and face stability-versus-speed tradeoffs. We introduce fractional order distri
Externí odkaz:
http://arxiv.org/abs/2412.02546
Autor:
Lixandru, Andrei
Proximal Policy Optimization with Adaptive Exploration (axPPO) is introduced as a novel learning algorithm. This paper investigates the exploration-exploitation tradeoff within the context of reinforcement learning and aims to contribute new insights
Externí odkaz:
http://arxiv.org/abs/2405.04664
Autor:
Alina-Veronica Ghionescu, Andrei Sorop, Ekaterini Linioudaki, Cristin Coman, Lorand Savu, Marton Fogarasi, Daniela Lixandru, Simona Olimpia Dima
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Despite public health measures, type 2 diabetes (T2D) is still a significant concern worldwide, given its associated complications, including hepatic alterations. The role of epithelial-to-mesenchymal transition (EMT) in liver fibrosis is we
Externí odkaz:
https://doaj.org/article/53d71618365042648fec83ffd0b4281e
Publikováno v:
Management and Economics Review, Vol 9, Iss 3, Pp 556-571 (2024)
This paper investigates various stimuli that influence students’ expressed choice of university, including physical, psychological, social, and virtual factors. Using a combination of survey research and statistical analysis, the study examines the
Externí odkaz:
https://doaj.org/article/0282d72a713b4187933802f1bdc8409f
Publikováno v:
Revista de Management Comparat International, Vol 25, Iss 3, Pp 563-573 (2024)
This article examines the adaptation of marketing to the evolution of the information society and the impact of advanced digital technologies on marketing strategies. In an era dominated by the rapid flow of information, organizations need to adjust
Externí odkaz:
https://doaj.org/article/9c6953fedc7840cf97c239ae4e955d4f
Autor:
Corina Lelutiu-Weinberger, Mircea L. Filimon, Anna M. Zavodszky, Mihai Lixandru, Lucian Hanu, Cristina Fierbinteanu, Raluca Patrascu, Adrian Streinu-Cercel, Sergiu Luculescu, Maria Bora, Irina Filipescu, Cristian Jianu, Lisa B. Heightow-Weidman, Aimee Rochelle, Brian Yi, Nickie Buckner, Sarit A. Golub, Ilana Seager van Dyk, Julian Burger, Fan Li, John E. Pachankis
Publikováno v:
Trials, Vol 25, Iss 1, Pp 1-13 (2024)
Abstract Background Gay, bisexual, and other men who have sex with men (GBMSM) represent a high-risk group for HIV transmission in Romania, yet they possess few resources for prevention. Despite having no formal access to pre-exposure prophylaxis (Pr
Externí odkaz:
https://doaj.org/article/825f70f7cded4a28af90a119ae811866
Autor:
Virgolici Bogdana, Dobre Maria Zinaida, Lixandru Daniela, Petcu Laura, Picu Ariana, Ionescu-Târgovişte Constantin, Greabu Maria, Bacanu Elena Violeta
Publikováno v:
Romanian Journal of Internal Medicine, Vol 62, Iss 2, Pp 203-209 (2024)
Introduction. Gamma-glutamyltransferase (GGT) is a liver enzyme involved in inflammation and oxidative stress. It is already known that MCP-1 (Monocyte Chemoattractant Protein-1) and TNF-α (tumour necrosis factor) as inflammatory markers, ICAM-1 (In
Externí odkaz:
https://doaj.org/article/99e1bd2e0d2d4b4080fcc0e7886b316c
Autor:
Ion-Danut LIXANDRU
Publikováno v:
Informatică economică, Vol 28, Iss 1, Pp 57-67 (2024)
This paper thoroughly investigates the profound and complex impact of tools such as ChatGPT in the analysis of qualitative data. Using a comparative analysis starting from the data obtained in a previous study, the paper highlights the relevance of e
Externí odkaz:
https://doaj.org/article/585167152cac4404ae5e2e0553d5c10d
Autor:
Lixandru, Cosmin Ionuț1 cosmin.lixandru@ulbsibiu.ro, Maniu, Ionela2,3, Cernușcă-Mițariu, Mihaela Maria1, Domnariu, Carmen Daniela1
Publikováno v:
Medicine & Pharmacy Reports: Clujul Medical. 2024, Vol. 97 Issue 3, p380-389. 10p.
Autor:
Corina Leluțiu-Weinberger, Mircea L Filimon, Donald Hoover, Mihai Lixandru, Lucian Hanu, Bogdan Dogaru, Tudor Kovacs, Cristina Fierbințeanu, Florentina Ionescu, Monica Manu, Alexandra Mariș, Elena Pană, Cristian Dorobănțescu, Adrian Streinu-Cercel, John E Pachankis
Publikováno v:
JMIR Research Protocols, Vol 13, p e52853 (2024)
BackgroundThe World Health Organization reported that 80% of new HIV diagnoses in Europe in 2014 occurred in Central and Eastern Europe. Romania has a particularly high HIV incidence, AIDS prevalence, and number of related deaths. HIV incidence in Ro
Externí odkaz:
https://doaj.org/article/117ec3ed4db54d90a3fae966c247998c