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802.11p based V2X communication uses stochastic medium access control, which cannot prevent broadcast packet collision, in particular during high channel load. Wireless congestion control has been designed to keep the channel load at an…

Networking and Internet Architecture · Computer Science 2019-01-28 Mohammad Irfan Khan , François-Xavier Aubet , Marc-Oliver Pahl , Jérôme Härri

Data-nulling superimposed pilot (DNSP) effectively alleviates the superimposed interference of superimposed training (ST)-based channel estimation (CE) in orthogonal frequency division multiplexing (OFDM) systems, while facing the…

Signal Processing · Electrical Eng. & Systems 2022-10-12 Chaojin Qing , Lei Dong , Li Wang , Guowei Ling , Jiafan Wang

IEEE 802.11ax as the newest Wireless Local Area Networks (WLANS) standard brings enormous improvements in network throughput, coverage and energy efficiency in densely populated areas. Unlike previous IEEE 802.11 standards where power…

Networking and Internet Architecture · Computer Science 2020-06-04 Mehmet Karaca

Accurate spatiotemporal traffic forecasting is vital for intelligent resource management in 5G and beyond. However, conventional AI approaches often fail to capture the intricate spatial and temporal patterns that exist, due to e.g., the…

Machine Learning · Computer Science 2025-07-29 Khalid Ali , Zineddine Bettouche , Andreas Kassler , Andreas Fischer

In this paper, we evaluate the use of a trained Long Short-Term Memory (LSTM) network as a surrogate for a Euler-Bernoulli beam model, and then we describe and characterize an FPGA-based deployment of the model for use in real-time…

Hardware Architecture · Computer Science 2023-09-06 Ehsan Kabir , Daniel Coble , Joud N. Satme , Austin R. J. Downey , Jason D. Bakos , David Andrews , Miaoqing Huang

State estimation of a dynamical system refers to estimating the state of a system given an imperfect model, noisy measurements and some or no information about the initial state. While Kalman filtering is optimal for estimation of linear…

Optimization and Control · Mathematics 2025-02-10 Avneet Kaur , Kirsten Morris

The high frequency communication bands (mmWave and sub-THz) promise tremendous data rates, however, they also have very high power consumption which is particularly significant for battery-power-limited user-equipment (UE). In this context,…

Signal Processing · Electrical Eng. & Systems 2023-08-22 Brijesh Soni , Siddhartan Govindasamy , Dhaval K. Patel

Over the past decade, many approaches have been introduced for traffic speed prediction. However, providing fine-grained, accurate, time-efficient, and adaptive traffic speed prediction for a growing transportation network where the size of…

Machine Learning · Computer Science 2021-05-21 Ming-Chang Lee , Jia-Chun Lin , Ernst Gunnar Gran

Energy is a major expense issue for mobile operators. In the case of wireless networks, base stations have been identified as the main source of energy consumption. In this paper, we study the energy consumption reduction problem based on…

Networking and Internet Architecture · Computer Science 2023-12-20 Ndolane Diouf , Cesar Vargas Anamuro , Cédric Gueguen , Massa Ndong , Kharouna Talla , Xavier Lagrange

We study downlink (DL) channel estimation in a multi-cell Massive multiple-input multiple-output (MIMO) system operating in a time-division duplex. The users must know their effective channel gains to decode their received DL data signals.…

Information Theory · Computer Science 2021-09-07 Amin Ghazanfari , Trinh Van Chien , Emil Björnson , Erik G. Larsson

The automated wafer inspection and quality control is a complex and time-consuming task, which can speed up using neuromorphic memristive architectures, as a separate inspection device or integrating directly into sensors. This paper…

Emerging Technologies · Computer Science 2018-09-28 Kazybek Adam , Kamilya Smagulova , Olga Krestinskaya , Alex Pappachen James

Short-term load forecasting is one of the crucial sections in smart grid. Precise forecasting enables system operators to make reliable unit commitment and power dispatching decisions. With the advent of big data, a number of artificial…

Signal Processing · Electrical Eng. & Systems 2018-09-27 Tiantian Li , Bo Wang , Min Zhou , Junzo Watada

Spatiotemporal data is very common in many applications, such as manufacturing systems and transportation systems. It is typically difficult to be accurately predicted given intrinsic complex spatial and temporal correlations. Most of the…

Machine Learning · Computer Science 2020-04-24 Ziyue Li , Hao Yan , Chen Zhang , Fugee Tsung

It has been known that load unaware channel selection in 802.11 networks results in high level interference, and can significantly reduce the network throughput. In current implementation, the only way to determine the traffic load on a…

Networking and Internet Architecture · Computer Science 2016-04-05 Mehmet Karaca , Bjorn Landfeldt

Nonlinear distortion in power amplifiers (PA) can significantly degrade performance of orthogonal frequency division multiplexed (OFDM) communication systems. This paper presents a joint maximum-likelihood channel frequency response and…

Information Theory · Computer Science 2016-12-30 Sergey V. Zhidkov

Radiation therapy of thoracic and abdominal tumors requires incorporating the respiratory motion into treatments. To precisely account for the patient respiratory motions and predict the respiratory signals, a generalized model for…

Medical Physics · Physics 2019-05-22 Hui Lin , Chengyu Shi , Brian Wang , Maria F. Chan , Xiaoli Tang , Wei Ji

Nowadays, millimeter-wave communication centered at the 60 GHz radio frequency band is increasingly the preferred technology for near-field communication since it provides transmission bandwidth that is several GHz wide. The IEEE 802.11ad…

Information Theory · Computer Science 2017-08-08 Kumar Vijay Mishra , Yonina C. Eldar

Language models (LMs) based on Long Short Term Memory (LSTM) have shown good gains in many automatic speech recognition tasks. In this paper, we extend an LSTM by adding highway networks inside an LSTM and use the resulting Highway LSTM…

Computation and Language · Computer Science 2017-09-20 Gakuto Kurata , Bhuvana Ramabhadran , George Saon , Abhinav Sethy

Neural networks have demonstrated their outstanding performance in a wide range of tasks. Specifically recurrent architectures based on long-short term memory (LSTM) cells have manifested excellent capability to model time dependencies in…

Machine Learning · Computer Science 2021-11-09 Martin Ferianc , Zhiqiang Que , Hongxiang Fan , Wayne Luk , Miguel Rodrigues

Broadband channel is often characterized by a sparse multipath channel where dominant multipath taps are widely separated in time, thereby resulting in a large delay spread. Traditionally, accurate channel estimation is done by sampling…

Information Theory · Computer Science 2012-07-31 Guan Gui , Aihua Kuang , Ling Wang