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Wireless network capacity can be regarded as the most important performance metric for wireless communication systems. With the fast development of wireless communication technology, future wireless systems will become more and more…

信息论 · 计算机科学 2022-08-17 Han Hao , Dandan Jiang , Lu Yang , Hao Wu , Bo Bai

We develop a real-time feasible mixed-integer programming-based decision making (MIP-DM) system for automated driving. Using a linear vehicle model in a road-aligned coordinate frame, the lane change constraints, collision avoidance and…

最优化与控制 · 数学 2023-08-22 Rien Quirynen , Sleiman Safaoui , Stefano Di Cairano

As an emerging communication auxiliary technology, reconfigurable intelligent surface (RIS) is expected to play a significant role in the upcoming 6G networks. Due to its total reflection characteristics, it is challenging to implement…

信号处理 · 电气工程与系统科学 2023-08-04 W. Li , Z. Lin , Q. Guo , B. Vucetic

Multi-priced timed automata (MPTA) are timed automata with observer variables whose derivatives can change from one location to another. Observers are write-only variables, that is, they do not affect the control flow of the automaton; thus…

形式语言与自动机理论 · 计算机科学 2024-07-26 Andrew Scoones , Mahsa Shirmohammadi , James Worrell

Model predictive path integral (MPPI) is a sampling-based method for solving complex model predictive control (MPC) problems, but its real-time implementation faces two key challenges: the computational cost and sample requirements grow…

系统与控制 · 电气工程与系统科学 2026-04-03 Viet-Anh Le , Renukanandan Tumu , Rahul Mangharam

In this paper, the multiple-input multiple-output (MIMO) transmit beampattern matching problem is considered. The problem is formulated to approximate a desired transmit beampattern (i.e., an energy distribution in space and frequency) and…

最优化与控制 · 数学 2018-02-21 Ziping Zhao , Daniel P. Palomar

Approximate Message Passing (AMP) has been shown to be a superior method for inference problems, such as the recovery of signals from sets of noisy, lower-dimensionality measurements, both in terms of reconstruction accuracy and in…

信息论 · 计算机科学 2015-06-10 Andre Manoel , Florent Krzakala , Eric W. Tramel , Lenka Zdeborová

In recent years several multipath data transport mechanisms, such as MPTCP and XMP, have been introduced to effectively exploit the path diversity of data center networks (DCNs). However, these multipath schemes have not been widely…

网络与互联网体系结构 · 计算机科学 2019-03-19 Morteza Kheirkhah , Myungjin Lee

In wireless sensor networks, bandwidth is one of precious resources to multimedia applications. To get more bandwidth, multipath routing is one appropriate solution provided that inter-path interferences are minimized. In this paper, we…

网络与互联网体系结构 · 计算机科学 2008-10-08 Moufida Maimour

As HPC system architectures and the applications running on them continue to evolve, the MPI standard itself must evolve. The trend in current and future HPC systems toward powerful nodes with multiple CPU cores and multiple GPU…

分布式、并行与集群计算 · 计算机科学 2024-02-20 Hui Zhou , Ken Raffenetti , Yanfei Guo , Thomas Gillis , Robert Latham , Rajeev Thakur

Inter-relay interference (IRI) challenges the operation of two-path relaying systems. Furthermore, the unavailability of the channel state information (CSI) at the source and the limited detection capabilities at the relays prevent neither…

信息论 · 计算机科学 2017-03-08 Mohamed Gaafar , Osama Amin , Rafael F. Schaefer , Mohamed-Slim Alouini

The common utilization-based definition of available bandwidth and many of the existing tools to estimate it suffer from several important weaknesses: i) most tools report a point estimate of average available bandwidth over a measurement…

网络与互联网体系结构 · 计算机科学 2010-07-06 Frederic Thouin , Mark Coates , Michael Rabbat

Multi-agent path planning is a challenging problem with numerous real-life applications. Running a centralized search such as A* in the combined state space of all units is complete and cost-optimal, but scales poorly, as the state space…

人工智能 · 计算机科学 2014-01-17 Ko-Hsin Cindy Wang , Adi Botea

In this work, the performance of reconfigurable intelligent surface (RIS)-aided communication systems corrupted by the co-channel interference (CCI) at the destination is investigated. Assuming Rayleigh fading and equal-power CCI, we…

性能 · 计算机科学 2020-11-17 Liang Yang , Yin Yang , Daniel Benevides da Costa , Imene Trigui

In this report we propose a MultiObjective (MO) performance evaluation framework for wireless ad hoc networks where criteria such as capacity, robustness, energy and delay are optimized concurrently. Within such a framework, we can…

网络与互联网体系结构 · 计算机科学 2010-09-16 Katia Jaffres-Runser , Jean-Marie Gorce , Cristina Comaniciu

Wave-particle duality in multi-path interference is fraught with issues despite substantial progress in recent years. It was experimentally shown that in certain specific conditions, getting path information in a multi-path experiment can…

量子物理 · 物理学 2019-10-11 Tabish Qureshi

Irregular communication often limits both the performance and scalability of parallel applications. Typically, applications individually implement irregular messages using point-to-point communications, and any optimizations are added…

分布式、并行与集群计算 · 计算机科学 2023-06-06 Gerald Collom , Rui Peng Li , Amanda Bienz

Interference at the radio receiver is a key source of degradation in quality of service of wireless communication systems. This paper presents a unified framework for OFDM/FBMC interference characterization and analysis in asynchronous…

网络与互联网体系结构 · 计算机科学 2011-08-03 Yahia Medjahdi , Michel Terré , Didier Le Ruyet , Daniel Roviras

Finely tuning MPI applications and understanding the influence of keyparameters (number of processes, granularity, collective operationalgorithms, virtual topology, and process placement) is critical toobtain good performance on…

分布式、并行与集群计算 · 计算机科学 2022-01-10 Tom Cornebize , Arnaud Legrand

Sampling-based controllers, such as Model Predictive Path Integral (MPPI) methods, offer substantial flexibility but often suffer from high variance and low sample efficiency. To address these challenges, we introduce a hybrid…