Zobrazeno 1 - 10
of 661
pro vyhledávání: '"Avraam, P."'
An extended search for anomaly free matter coupled $N=(1,0)$ supergravity in six dimension is carried out by two different methods which we refer to as the graphical and rank methods. In the graphical method the anomaly free models are built from sin
Externí odkaz:
http://arxiv.org/abs/2311.03337
Autor:
Nousi, Paraskevi, Avramelou, Loukia, Rodinos, Georgios, Tzelepi, Maria, Manousis, Theodoros, Tsampazis, Konstantinos, Stefanidis, Kyriakos, Spanos, Dimitris, Kirtas, Manos, Tosidis, Pavlos, Tsantekidis, Avraam, Passalis, Nikolaos, Tefas, Anastasios
Financial portfolio management describes the task of distributing funds and conducting trading operations on a set of financial assets, such as stocks, index funds, foreign exchange or cryptocurrencies, aiming to maximize the profit while minimizing
Externí odkaz:
http://arxiv.org/abs/2309.16679
Publikováno v:
Applied Network Science, Vol 9, Iss 1, Pp 1-15 (2024)
Abstract Motivated by the significance and complexity of exploring spatiotemporal patterns - regions within an urban environment, particularly in the context of extreme heat events- this research analyzes meteorological time series through complex ne
Externí odkaz:
https://doaj.org/article/6e2b870dbf1e48c9a91cd990404c6a3a
Multi-target regression is useful in a plethora of applications. Although random forest models perform well in these tasks, they are often difficult to interpret. Interpretability is crucial in machine learning, especially when it can directly impact
Externí odkaz:
http://arxiv.org/abs/2303.16506
Autor:
Georgios Vontzos, Vasileios Laitsos, Avraam Charakopoulos, Dimitrios Bargiotas, Theodoros E. Karakasidis
Publikováno v:
Dynamics, Vol 4, Iss 2, Pp 337-356 (2024)
Buildings are responsible for around 30% and 42% of the consumed energy at the global and European levels, respectively. Accurate building power consumption estimation is crucial for resource saving. This research investigates the combination of grap
Externí odkaz:
https://doaj.org/article/ab014e2d46894ad08028ad839c79965f
Autor:
Amanda Fernandes, Demetris Avraam, Tim Cadman, Payam Dadvand, Mònica Guxens, Anne-Claire Binter, Angela Pinot de Moira, Mark Nieuwenhuijsen, Liesbeth Duijts, Jordi Julvez, Montserrat De Castro, Serena Fossati, Sandra Márquez, Tanja Vrijkotte, Ahmed Elhakeem, Rosemary McEachan, Tiffany Yang, Marie Pedersen, Johan Vinther, Johanna Lepeule, Barbara Heude, Vincent W.V. Jaddoe, Susana Santos, Marieke Welten, Hanan El Marroun, Annemiek Mian, Sandra Andrušaitytė, Aitana Lertxundi, Jesús Ibarluzea, Ferran Ballester, Ana Esplugues, Maria Torres Toda, Jennifer R. Harris, Johanna Lucia Thorbjørnsrud Nader, Giovenale Moirano, Silvia Maritano, Rebecca Catherine Wilson, Martine Vrijheid
Publikováno v:
Environment International, Vol 190, Iss , Pp 108853- (2024)
Studies evaluating the benefits and risks of green spaces on children’s health are scarce. The present study aimed to examine the associations between exposure to green spaces during pregnancy and early childhood with respiratory, cardiometabolic,
Externí odkaz:
https://doaj.org/article/22f61cb4739142d9a48686b82645e770
Publikováno v:
Journal of Innovation & Knowledge, Vol 9, Iss 3, Pp 100528- (2024)
Although environmental turbulence poses significant challenges for small and medium-sized enterprises (SMEs), it also offers opportunities for them to thrive and compete. Scholars generally acknowledge the effectiveness of dynamic capabilities (DCs)
Externí odkaz:
https://doaj.org/article/49c1e95083f2427fb4a149199d9fe942
The growing frequencies of extreme weather events and cyberattacks give rise to a novel threat where a malicious cyber actor aims to disrupt stressed components of critical infrastructure systems immediately before, during, or shortly after an extrem
Externí odkaz:
http://arxiv.org/abs/2209.04927
Autor:
Stavros Kalampokis, Evangelos Manthos, Avraam Konstantinidis, Christos Kakafikas, Artemis Kalapouti
Publikováno v:
Eng, Vol 5, Iss 1, Pp 417-432 (2024)
The main aim of this study was to identify and evaluate the characteristic properties of bitumen modified with algae. Two types of algae, each with distinct gradation and origin, were employed for this investigation. For each type of algae (noted as
Externí odkaz:
https://doaj.org/article/b530c5e4028744ae871fafd733cc397f
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Peripersonal space (PPS) is defined as the space that lies within reach. Previous research revealed that PPS can be dynamically reshaped with the use of tools extending the arm’s reach. Here we investigated whether PPS reshaping depends on
Externí odkaz:
https://doaj.org/article/917fbfb414f24745bec13270fcf412d3