Results 21 to 30 of about 2,103,567 (340)

Atomization Characteristics Analysis and Structure Optimization of an Aviation Fuel Nozzle

Shanghai Jiaotong Daxue xuebao, 2023
Fuel atomization plays an important role in premixed combustion of aero-engine. In order to improve the atomization characteristics of an aviation fuel nozzle and optimize its structural parameters, the volume of fluid (VOF) interface capture algorithm ...
BAI Qingsong, WU Yang, HOU Li
doaj   +1 more source

Size reduction of complex networks preserving modularity [PDF]

, 2007
The ubiquity of modular structure in real-world complex networks is being the focus of attention in many trials to understand the interplay between network topology and functionality.
A Arenas, A Fernández, Brandes U Delling D Gaertler M Goerke R Hoefer M Nikoloski Z Wagner, Guimerà R, Guimerà R Sales-Pardo M Amaral L A N, J Duch, Massen C P Doye J P K, S Gómez, Zachary W W   +8 more
core   +4 more sources

Proximal bundle method for contact shape optimization problem [PDF]

, 2017
From the mathematical point of view, the contact shape optimization is a problem of nonlinear optimization with a specific structure, which can be exploited in its solution. In this paper, we show how to overcome the difficulties related to the nonsmooth
Beremlijski, Petr, Plívová, Nikola
core   +2 more sources

Belief-Rule-Base Inference Method Based on Gradient Descent With Momentum

IEEE Access, 2021
The belief-rule-base (BRB) inference methodology using the evidential reasoning (ER) approach is widely used in different fields, such as fault diagnosis, system identification, and decision analysis.
Yu Guan, Yanggeng Fu, Longjiang Chen, Genggeng Liu, Lan Sun   +4 more
doaj   +1 more source

Second-order cone programming formulations for a class of problems in structural optimization

, 2010
This paper provides efficient and easy to implement formulations for two problems in structural optimization as second-order cone programming (SOCP) problems based on the minimum compliance method and derived using the principle of complementary energy ...
Bhaskar, A., Keane, A.J., Makrodimopoulos, A.   +2 more
core   +1 more source

Online Predictive Optimization Framework for Stochastic Demand-Responsive Transit Services

, 2019
This study develops an online predictive optimization framework for dynamically operating a transit service in an area of crowd movements. The proposed framework integrates demand prediction and supply optimization to periodically redesign the service ...
Dauwels, Justin, Jiang, Yu, Lee, Kelvin, Peled, Inon, Pereira, Francisco C.   +4 more
core   +1 more source

Network correlated data gathering with explicit communication: NP-completeness and algorithms [PDF]

, 2005
We consider the problem of correlated data gathering by a network with a sink node and a tree-based communication structure, where the goal is to minimize the total transmission cost of transporting the information collected by the nodes, to the sink ...
Baltasar Beferull-lozano, Baltasar Beferull-lozano, Fédérale Lausanne, Martin Vetterli, Martin Vetterli, Roger Wattenhofer, École Polytechnique   +6 more
core   +4 more sources

Research on Sea Ice and Local Ice Load Monitoring System for Polar Cargo Vessels

Journal of Marine Science and Engineering
Sea ice and the resulting loads are major safety concerns for vessels operating in ice-covered regions. This study presents a tailored sea ice and local ice load monitoring system specifically designed for polar cargo vessels.
Jinhui Jiang, Shuaikang He, Herong Jiang, Xiaodong Chen, Shunying Ji   +4 more
doaj   +1 more source

Nuclear energy density optimization: Shell structure

, 2014
Nuclear density functional theory is the only microscopical theory that can be applied throughout the entire nuclear landscape. Its key ingredient is the energy density functional.
Davesne, D., Erler, J., Kortelainen, M., McDonnell, J., Nazarewicz, W., Olsen, E., Pastore, A., Reinhard, P. -G., Sarich, J., Schunck, N., Wild, S. M.   +10 more
core   +5 more sources

Multi-Decadal Vegetation Phenology Dynamics in China’s Arid Northwest: Unraveling Climate–Terrain Interactions via PLS-SEM

Land
The dry area in northwest China (ARNC), with its tough climate, serious soil erosion, and poor soil quality, is one of China’s most fragile ecosystems. Studying changes in plant growth cycles here is very important for improving environmental monitoring ...
Junxiang Zhu, Yuqing Feng, Dezhao Yan, Kaining Yu   +3 more
doaj   +1 more source