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In this paper, we investigate the optimal energy efficient coordinated beamforming in multi-cell multiple-input single-output (MISO) systems with $K$ multiple-antenna base stations (BS) and $K$ single-antenna mobile stations (MS), where…

Information Theory · Computer Science 2016-11-18 Yi Huang , Jie Xu , Ling Qiu

Robotic applications across industries demand advanced navigation for safe and smooth movement. Smooth path planning is crucial for mobile robots to ensure stable and efficient navigation, as it minimizes jerky movements and enhances…

Robotics · Computer Science 2024-05-06 Mahsa Mohaghegh , Hedieh Jafarpourdavatgar , Samaneh Alsadat Saeedinia

We provide brief notes on a particle swarm-optimisation approach to constraining the properties of a stochastic gravitational-wave background in the first International Pulsar Timing Array data-challenge. The technique employs many…

Instrumentation and Methods for Astrophysics · Physics 2012-10-15 Stephen R. Taylor , Jonathan R. Gair , L. Lentati

Movable antenna (MA) has shown significant potential for improving the performance of integrated sensing and communication (ISAC) systems. In this paper, we model an MA-aided ISAC system operating in a communication full-duplex mono-static…

Information Theory · Computer Science 2025-05-22 Size Peng , Yin Xu , Guanli Yi , Cixiao Zhang , Dazhi He , Wenjun Zhang

The aim of paper is to apply two types of particle swarm optimization, global best andlocal best PSO to a constrained maximum likelihood estimation problem in pseudotime anal-ysis, a sub-field in bioinformatics. The results have shown that…

Neural and Evolutionary Computing · Computer Science 2022-10-04 Elvis Cui , Dongyuan Song , Weng Kee Wong

Stacked intelligent metasurfaces (SIM) is a revolutionary technology, which can outperform its single-layer counterparts by performing advanced signal processing relying on wave propagation. In this work, we exploit SIM to enable transmit…

This paper considers the reconfigurable intelligent surface (RIS)-assisted multi-user communications, where an RIS is used to assist the base station (BS) for serving multiple users. The RIS consisting of passive reflecting elements can…

Information Theory · Computer Science 2022-12-01 Yu-Tse Wu , Kuang-Hao Liu

This paper investigates the performance of improper Gaussian signaling (IGS) for the $K$-user multiple-input, multiple-output (MIMO) interference channel (IC) with hardware impairments (HWI). HWI may arise due to imperfections in the…

Signal Processing · Electrical Eng. & Systems 2020-08-07 Mohammad Soleymani , Ignacio Santamaria , Peter J. Schreier

Choosing a committee with independent members in social networks can be named as a problem in group selection and independence in the committee is considered as the main criterion of this selection. Independence is calculated based on the…

Social and Information Networks · Computer Science 2019-10-07 Parham Hadikhani , Pooria Hadikhani

Particle Swarm Optimization (PSO) has demonstrated efficacy in addressing static path planning problems. Nevertheless, such application on dynamic scenarios has been severely precluded by PSO's low computational efficiency and premature…

Robotics · Computer Science 2023-12-27 Jinghao Xin , Zhi Li , Yang Zhang , Ning Li

In this paper, a novel and generic multi-objective design paradigm is proposed which utilizes quantum-behaved PSO(QPSO) for deciding the optimal configuration of the LQR controller for a given problem considering a set of competing…

Neural and Evolutionary Computing · Computer Science 2016-07-05 Kaveh Hassani , Won-Sook Lee

Flexible intelligent metasurface (FIM) technology holds immense potential for increasing the spectral efficiency and energy efficiency of wireless networks. In contrast to traditional rigid reconfigurable intelligent surfaces (RIS), an FIM…

Signal Processing · Electrical Eng. & Systems 2025-10-10 Hanwen Hu , Jiancheng An , Lu Gan , Naofal Al-Dhahir

Trajectory optimization problems for legged robots are commonly formulated with fixed contact schedules. These multi-phase Hybrid Trajectory Optimization (HTO) methods result in locally optimal trajectories, but the result depends heavily…

Robotics · Computer Science 2023-09-19 Michael R. Turski , Joseph Norby , Aaron M. Johnson

In this paper, we study the deployment optimization for an extremely large-scale intelligent reflecting surface (XL-IRS) assisted multi-user communication system, within which the channels between the XL-IRS and the BS (or user) are modeled…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Chao Zhou , Changsheng You , Tianyu Liu , Bin Lyu

Efficient data replication in decentralized storage systems must account for diverse policies, especially in multi-organizational, data-intensive environments. This work proposes PSMOA, a novel Policy Support Multi-objective Optimization…

Networking and Internet Architecture · Computer Science 2025-05-22 Xi Wang , Susmit Shannigrahi

In the context of emerging stacked intelligent metasurface (SIM)-based holographic MIMO (HMIMO) systems, a fundamental problem is to study the mutual information (MI) between transmitted and received signals to establish their capacity.…

Information Theory · Computer Science 2024-08-27 Nemanja Stefan Perović , Le-Nam Tran

The stacked intelligent metasurface (SIM), comprising multiple layers of reconfigurable transmissive metasurfaces, is becoming an increasingly viable solution for future wireless communication systems. In this paper, we explore the…

Information Theory · Computer Science 2025-04-23 Enyu Shi , Jiayi Zhang , Jiancheng An , Marco Di Renzo , Bo Ai , Chau Yuen

Interference alignment is a transmission technique for exploiting all available degrees of freedom in the interference channel with an arbitrary number of users. Most prior work on interference alignment, however, neglects interference from…

Information Theory · Computer Science 2010-10-05 Steven W. Peters , Robert W. Heath

In the present work a new controller called Particle Swarm Optimization based state feedback gain controller has been proposed for frequency regulation of a two area system and then its performance is compared with earlier designed…

Optimization and Control · Mathematics 2017-02-27 Naresh Kumari , A. N. Jha , Nitin Malik

In this paper, we study an interference alignment (IA) scheme with finite time extension and beamformer selection method with low computational complexity for X channel. An IA scheme with a chain structure by the Latin square is proposed…

Information Theory · Computer Science 2018-10-15 Young-Sik Moon , Jong-Yoon Yoon , Jong-Seon No , Sang-Hyo Kim
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