Results 81 to 90 of about 24,807 (199)

Energy Efficiency Optimization for Mobile Ad Hoc Networks

IEEE Access, 2016
Tremendous traffic demands for ubiquitous access and emerging multimedia applications significantly increase the energy consumption of battery-powered mobile devices.
Wen-Kuang Kuo, Shu-Hsien Chu
doaj   +1 more source

Power Allocation Optimization Strategy Based on Full-duplex Relay Network [PDF]

Jisuanji gongcheng, 2018
This paper investigates the security performance in the full-duplex relay network.Targeting on the improvement of the security performance,the power allocation is optimized with the consideration of the maximum transmit power and minimum security rate ...
CHU Wanshun,ZHANG Qigui
doaj  

A Rapid Penetration Trajectory Optimization Method for Hypersonic Vehicles

International Journal of Aerospace Engineering, 2019
The evasion maneuver problem of hypersonic vehicles differs from those of ballistic missiles and other traditional weapons, showing distinctive properties including expansive maneuver range and weak maneuverability.
Binbin Yan, Ruifan Liu, Pei Dai, Muzeng Xing, Shuangxi Liu   +4 more
doaj   +1 more source

An Improved Geometric Programming Approach for Optimization of Biochemical Systems

Journal of Applied Mathematics, 2014
This paper proposes an improved geometric programming approach to address the optimization of biochemical systems. In the proposed method we take advantage of a special and interesting class of nonlinear kinetic models known as generalized mass action ...
Gongxian Xu, Lei Wang
doaj   +1 more source

Fast Calculation Method of Probabilistic Optimal Power Flow for Renewable Dominated Power Grid Based on Improved Convex Relaxation

Zhongguo dianli
The existing probabilistic optimal power flow (POPF) studies mainly focus on the design and improvement on probabilistic calculation methods, which may be difficult to improve the computational efficiency of POPF as POPF is a nonconvex and nonlinear ...
Wei CUI, Longyue CHAI, Cong WANG, Wei WANG, Ying WANG, Lun YANG   +5 more
doaj   +1 more source

An Efficient Branch-and-Bound Algorithm for Globally Minimizing a Class of Generalized Linear Multiplicative Programs

Journal of Mathematics
This study presents a novel algorithm for globally solving generalized linear multiplicative programming (GLMP) problems. We first introduce a convex-separation technique to craft a tight yet computationally tractable linear relaxation that supplies ...
Peng Hu, Zhiyou Wu, Tao Yang, Jia Liu, Bangying Xin   +4 more
doaj   +1 more source

Joint beamforming for multiuser SCFDE block transmission system in frequency selective MIMO channels

Tongxin xuebao, 2013
Single carrier frequency domain equalization (SCFDE) joint beamforming in frequency selective multiple input multiple output (MIMO) channels under the multi-user scenario was analyzed.Firstly,the frequency domain beamforming was transformed to a time ...
Li-zhou Xu, Jian JIANG, Sheng DING, Ying-guan WANG   +3 more
doaj   +2 more sources

An obstacle-avoidance inverse kinematics method for robotic manipulator in overhead multi-line environment

Engineering Science and Technology, an International Journal
The inverse kinematics problem plays a crucial role in robotic manipulator planning, autonomous control, and object grasping. This problem can be solved in simple environments based on existing studies.
Pengju Yang, Feng Shen, Dingjie Xu, Bingxing Chen, Ronghai Liu, Hongwu Wang   +5 more
doaj   +1 more source

Chapter 10: Nonconvex Stochastic Programs [PDF]

, 2021
openaire   +1 more source

Energy-Efficient 3D Trajectory Optimization and Resource Allocation for UAV-Enabled ISAC Systems. [PDF]

Entropy (Basel)
Jing L, Wang H, Qin Z, Zhao Y, Zhu Y, Zhao W.   +5 more
europepmc   +1 more source