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Ahmed Salih AL-Khaleefa, Mohd Riduan Ahmad, Azmi Awang Md Isa, Mona Riza Mohd Esa, Ahmed AL-Saffar and Mustafa Hamid Hassan
Online learning is the capability of a machine-learning model to update knowledge without retraining the system when new, labeled data becomes available. Good online learning performance can be achieved through the ability to handle changing features and...
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Enrico Pipitone, Christian Maria Firrone and Stefano Zucca
Thin-walled gears, designed for aeronautical applications, have shown very rich dynamics that must be investigated in advance of the design phase. One of the signatures of their dynamics is coupling due to the meshing teeth which stand-alone gear models ...
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Dirk-Jan R. Walstra, Daan A. Wesselman, Eveline C. Van der Deijl and Gerben Ruessink
Inter-annual bar dynamics may vary considerably across sites with very similar environmental settings. In particular, the variability of the bar cycle return period (Tr) may differ by a factor of 3 to 4. To date, data studies are only partially successfu...
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Marin Ordulj, Danijela ?antic, Frano Matic, Slaven Jozic, Stefanija ?estanovic, Mladen ?olic, Jere Ve?a and ?ivana Nincevic Gladan
Artificial neural network analysis (ANN) is used to study the seasonal distribution of viruses and microbial food web (MFW) components in the open Adriatic Sea. The effect of viruses within the MFW is often overlooked, although viruses play an important ...
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Anatolii Voronin, Olga Gunko, Lidiia Afanasieva
Pág. 22 - 29
The subject of this work is the problem of the dynamic interaction of innovative products in a competitive market. Sustainable economic growth is currently impossible without increasing the competitiveness of enterprises and industries, largely determine...
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Julio César González-Navarrete,Julián Salamanca,Ingrid Mónica Pinzón-Verano
Pág. 155 - 164
Due to the lack of models to predict the ozone layer even after an ample range of total column ozone (TCO) measurements around the globe, a direct relationship between solar activity by means of sunspot number observations and total ozone satellite data ...
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Mei Yang, Yong Peng, Ru-Sheng Ju, Xiao Xu, Quan-Jun Yin and Ke-Di Huang
In the military field, multi-agent simulation (MAS) plays an important role in studying wars statistically. For a military simulation system, which involves large-scale entities and generates a very large number of interactions during the runtime, the is...
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David M. Goldie
A series of polyester films doped with a hole transport molecule, p-diethylaminobenzaldehyde-1,1'-diphenylhydrazone (DEH), have been systematically exposed to ultraviolet radiation with a peak wavelength of about 375 nm. The electronic performance of the...
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Martynas Drazdauskas and Sergejus Lebedevas
The capability of operational marine diesel engines to adapt to renewable and low-carbon fuels is considered one of the most influential methods for decarbonizing maritime transport. In the medium and long term, ammonia is positively valued among renewab...
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Alexander Dorofeev, Anna Pelevina, Yuri Nikolaev, Yulia Berestovskaya, Evgeny Gruzdev, Andrey Mardanov and Nikolai Pimenov
Candidatus Accumulibacter belongs to phosphate-accumulating organisms (PAOs) which exhibit a cyclic metabolism and are capable of intracellular polyphosphate accumulation and their hydrolysis under feast-famine anaerobic-aerobic cycling. In consortia of ...
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Wenhao Tan, Longxi Zheng, Jie Lu and Zhiyi Xiao
In order to obtain the dynamic operating characteristics of a pulse detonation turbine engine (PDTE), a transient model is established considering the shaft dynamics and the volumetric effect of the components in the PDTE. The accuracy of the model is ve...
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Vincenzo Bianco, Giorgio Monti and Nicola Pio Belfiore
The effectiveness of Double Concave Curved Surface Sliders (DCCSS), which initially spread under the name of Double Friction Pendulum (DFP) isolators, was already widely proven by numerous experimental campaigns carried out worldwide. However, many aspec...
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Vladimir Tregubov
Pág. 45 - 53
Synchronization covers a wide range of phenomena in different spheres, but there is not a single standard approach to its measure and each sphere requires additional research for development of various indicators for reflecting the degree of synchronizat...
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Franziska Glueer, Simon Loew, Reto Seifert, Jordan Aaron, Lorenz Grämiger, Stefan Conzett, Philippe Limpach, Andreas Wieser and Andrea Manconi
Investigating surface displacements in high alpine environments is often subject to challenges due to the difficult accessibility or harsh climatic conditions. Measurement systems have improved greatly in recent years regarding accuracy, range, or energy...
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Gonzalo D. Sottile,Marcos E. Echeverría,Marcela S. Tonello,María A. Marcos,Florencia P. Bamonte,Cecilia Rayó,María V. Mancini
Pág. 599 - 627
Paleoecological studies in Patagonia provide information about vegetation and climate changes occurred during the Holocene. The climatic evolution of this region offers a unique opportunity to study the environmental variability as well as the ecosystem ...
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Chengji Mi, Wentai Li, Xuewen Xiao, Haigen Jian, Zhengqi Gu and Filippo Berto
In order to improve the fatigue performance of a welded A-type frame in a heavy off-road mining truck, a novel method was presented to implement lifetime and weight collaborative optimization while considering uncertainties in geometry dimension, materia...
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Yong Ma, Chao Hu, Yulong Li, Lei Li, Rui Deng and Dapeng Jiang
The goal of this manuscript is to investigate the influence of relative distance between the twin rotors on the hydrodynamic performance of the vertical axis twin-rotor tidal current turbine. Computational fluid dynamics (CFD) simulations based on commer...
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Dazhong Mu, Jiuchun Jiang and Caiping Zhang
Battery model identification is very important for reliable battery management as well as for battery system design process. The common problem in identifying battery models is how to determine the most appropriate mathematical model structure and parame...
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Syed Samran Ali Shah, Abdul Rahim Asif, Waqas Ahmed, Ihtisham Islam, Muhammad Waseem, Hammad Tariq Janjuhah and George Kontakiotis
Shear modulus (SM) and damping ratio (DR) are significant in seismic design and the performance of geotechnical systems. The evaluation of soil reactions to dynamic loads, such as earthquakes, blasts, train, and traffic vibrations, necessitates the estim...
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Jacek Majorowicz, Kirk Osadetz and Jan Safanda
We model numerically regions of the Canadian continental shelves during successive glacio-eustatic cycles to illustrate past, current and future marine gas hydrate (GH) stability and instability. These models indicated that the marine GH resource has dyn...
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