English
Related papers

Related papers: Nested Sparse Approximation: Structured Estimation…

200 papers

Vehicle-to-vehicle (V2V) communication is a key component of the future autonomous driving systems. V2V can provide an improved awareness of the surrounding environment, and the knowledge about the future actions of nearby vehicles.…

Networking and Internet Architecture · Computer Science 2017-10-03 Vladimir Savic , Elad M. Schiller , Marina Papatriantafilou

Cooperative perception has been widely used in autonomous driving to alleviate the inherent limitation of single automated vehicle perception. To enable cooperation, vehicle-to-vehicle (V2V) communication plays an indispensable role. This…

Signal Processing · Electrical Eng. & Systems 2023-11-20 Chenguang Liu , Yunfei Chen , Jianjun Chen , Ryan Payton , Michael Riley , Shuang-Hua Yang

Multiple-input multiple-output (MIMO) systems require efficient and accurate channel estimation with low pilot overhead to unlock their full potential for high spectral and energy efficiency. While deep generative models have emerged as a…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Yongqiang Zhang , Qurrat-Ul-Ain Nadeem

We study the problem of estimating a temporally varying coefficient and varying structure (VCVS) graphical model underlying nonstationary time series data, such as social states of interacting individuals or microarray expression profiles…

Machine Learning · Statistics 2010-12-21 Mladen Kolar , Eric P. Xing

In this paper, we propose an optimization method for the broadcast rate in vehicle-to-vehicle (V2V) broadcast communications at an intersection on the basis of theoretical analysis. We consider a model in which locations of vehicles are…

Performance · Computer Science 2019-04-01 Tatsuaki Kimura , Hiroshi Saito

In this paper, a new mathematical framework to the analysis of millimeter wave cellular networks is introduced. Its peculiarity lies in considering realistic path-loss and blockage models, which are derived from recently reported…

Information Theory · Computer Science 2016-11-15 Marco Di Renzo

Predicting future trajectories of surrounding traffic agents is critical for safe autonomous navigation and collision avoidance. Despite all advances in the trajectory forecasting realm, the prediction models remains vulnerable to…

The employment of extremely large antenna arrays and high-frequency signaling makes future 6G wireless communications likely to operate in the near-field region. In this case, the spherical wave assumption which takes into account both the…

Signal Processing · Electrical Eng. & Systems 2022-12-29 Xing Zhang , Haiyang Zhang , Yonina C. Eldar

Industrial automation is one of the key application scenarios of the fifth (5G) wireless communication network. The high requirements of industrial communication systems for latency and reliability lead to the need for industrial channel…

Signal Processing · Electrical Eng. & Systems 2021-08-17 Yuxiao Li , Cheng-Xiang Wang , Yang Liu

The intensity matching approach for tractable performance evaluation and optimization of cellular networks is introduced. It assumes that the base stations are modeled as points of a Poisson point process and leverages stochastic geometry…

Information Theory · Computer Science 2016-04-12 Marco Di Renzo , Wei Lu , Peng Guan

Vehicular visible light positioning (VLP) methods find relative locations of vehicles by estimating the positions of intensity-modulated head/tail lights of one vehicle (target) with respect to another (ego). Estimation is done in two…

Signal Processing · Electrical Eng. & Systems 2023-08-22 Burak Soner , Sinem Coleri

Recently vehicle-to-vehicle (V2V) communication emerged as a key enabling technology to ensure traffic safety and other mission-critical applications. In this paper, a novel proximity and quality-of-service (QoS)-aware resource allocation…

Networking and Internet Architecture · Computer Science 2017-07-04 Muhammad Ikram Ashraf , Chen-Feng Liu , Mehdi Bennis , Walid Saad

Prediction and nullifying the interference is a challenging problem in vehicle to infrastructure scenarios . The implementation of practical V2I network is limited because of inevitability of interference due to random nature of the…

Signal Processing · Electrical Eng. & Systems 2021-02-18 Prateek Bhadauria , Ravi Kumar , Sanjay Sharma

Vehicle-to-everything (V2X) communications is a concept that has been around for the past decade. It involves communication between vehicles and other types of infrastructure. This application is exceptionally useful for emergency services…

Signal Processing · Electrical Eng. & Systems 2021-05-04 Victor Obi , Seungmo Kim

V2V and V2I channel modeling became recently more of interest. To provide realistic radio channels either expensive measurements or complex ray tracing simulations are mostly used. Stochastic channel models are of low complexity but do not…

Information Theory · Computer Science 2016-01-25 Peter Große , Christian Schneider , Gerd Sommerkorn , Reiner Thomä

This paper proposes a new sparse array geometry for 2-D (azimuth and elevation) DOA (direction-of-arrival) estimation. The proposed array geometry is V-shaped sparse array and it is composed of two linear portions which are crossing each…

Signal Processing · Electrical Eng. & Systems 2020-04-28 Ahmet M. Elbir

Analyzing human vasculature and vessel-like, tubular structures, such as airways, is crucial for disease diagnosis and treatment. Current methods often rely on small sub-regions or simplified tree-like structures, rendering analysis of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Chinmay Prabhakar , Bastian Wittmann , Paul Büschl , Hongwei Bran Li , Bjoern Menze , Suprosanna Shit

The millimeter wave bands are being increasingly considered for wireless communication to unmanned aerial vehicles (UAVs). Critical to this undertaking are statistical channel models that describe the distribution of constituent parameters…

Signal Processing · Electrical Eng. & Systems 2021-08-27 William Xia , Sundeep Rangan , Marco Mezzavillla , Angel Lozano , Giovanni Geraci , Vasilii Semkin , Giuseppe Loianno

In this paper, a novel channel modeling approach, named light detection and ranging (LiDAR)-aided geometry-based stochastic modeling (LA-GBSM), is developed. Based on the developed LA-GBSM approach, a new millimeter wave (mmWave) channel…

Signal Processing · Electrical Eng. & Systems 2024-03-22 Ziwei Huang , Lu Bai , Mingran Sun , Xiang Cheng

This paper proposes a pilot decoupling-based two-dimensional channel parameter estimation method for intelligent reflecting surface (IRS)-assisted networks. We exploit the combined effect of Terahertz sparse propagation and the geometrical…

Signal Processing · Electrical Eng. & Systems 2023-05-09 Fazal-E-Asim , André L. F. de Almeida , Bruno Sokal , Behrooz Makki , Gábor Fodor