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Implicit Neural Representations (INRs) have revolutionized signal processing and computer vision by modeling signals as continuous, differentiable functions parameterized by neural networks. However, INRs are prone to the spectral bias…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Ali Haider , Muhammad Salman Ali , Maryam Qamar , Tahir Khalil , Soo Ye Kim , Jihyong Oh , Enzo Tartaglione , Sung-Ho Bae

Urban Air Mobility (UAM) relies on developing aerospace industries, where safe aviation and efficient communication are critical features of aircraft. However, it is challenging for aircraft to sustain efficient air-ground communication in…

Computational Engineering, Finance, and Science · Computer Science 2024-09-25 Kai Xiong , Supeng Leng , Liyuan Chen , Dapei Zhang , Chongwen Huang , Chau Yuen

The requirements of vehicular communications grow with increasing level of automated driving and future applications of intelligent transportation systems (ITS). Beside the ever-increasing need for high capacity radio links, reliability and…

Networking and Internet Architecture · Computer Science 2021-08-31 Karsten Heimann , Benjamin Sliwa , Manuel Patchou , Christian Wietfeld

Reconfigurable intelligent surface (RIS)-empowered communications represent exciting prospects as one of the promising technologies capable of meeting the requirements of the sixth generation networks such as low-latency, reliability, and…

Signal Processing · Electrical Eng. & Systems 2024-02-12 Sefa Kayraklık , Ibrahim Yildirim , Yarkın Gevez , Ertugrul Basar , Ali Görçin

Intelligent reflecting surface (IRS) has recently emerged as a new solution to enhance wireless communication performance via passive signal reflection. In this letter, we unlock the potential of IRS controller in relaying information and…

Information Theory · Computer Science 2021-06-24 Beixiong Zheng , Rui Zhang

This paper considers a sequential sensor scheduling and remote estimation problem with one sensor and one estimator. The sensor makes sequential observations about the state of an underlying memoryless stochastic process and makes a…

Optimization and Control · Mathematics 2016-10-19 Xiaobin Gao , Emrah Akyol , Tamer Basar

This paper studies the fair transmission design for an intelligent reflecting surface (IRS) aided rate-splitting multiple access (RSMA). IRS is used to establish a good signal propagation environment and enhance the RSMA transmission…

Information Theory · Computer Science 2024-03-18 Shanshan Zhang , Wen Chen , Qingqing Wu , Ziwei Liu , Shunqing Zhang , Jun Li

In this paper, we focus on intelligent reflecting surface (IRS) assisted multi-antenna communications with transceiver hardware impairments encountered in practice. In particular, we aim to maximize the received signal-to-noise ratio (SNR)…

Information Theory · Computer Science 2020-10-22 Hong Shen , Wei Xu , Shulei Gong , Chunming Zhao , Derrick Wing Kwan Ng

This chapter focuses on a hardware architecture for semi-passive Reconfigurable Intelligent Surfaces (RISs) and investigates its consideration for boosting the performance of Multiple-Input Multiple-Output (MIMO) communication systems. The…

Signal Processing · Electrical Eng. & Systems 2025-06-19 George C. Alexandropoulos , Konstantinos D. Katsanos , Evangelos Vlachos

An algorithm for planning near time-optimal trajectories for systems with an oscillatory internal dynamics has been developed in previous work. It is based on assembling a complete trajectory from motion primitives called jerk segments,…

Systems and Control · Electrical Eng. & Systems 2025-04-15 Thomas Auer , Frank Woittennek

Real-time human motion reconstruction from a sparse set of (e.g. six) wearable IMUs provides a non-intrusive and economic approach to motion capture. Without the ability to acquire position information directly from IMUs, recent works took…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Yifeng Jiang , Yuting Ye , Deepak Gopinath , Jungdam Won , Alexander W. Winkler , C. Karen Liu

Intelligent reflecting surface (IRS) has emerged as a key enabling technology to realize smart and reconfigurable radio environment for wireless communications, by digitally controlling the signal reflection via a large number of passive…

Information Theory · Computer Science 2022-02-02 Beixiong Zheng , Changsheng You , Weidong Mei , Rui Zhang

Single-channel speech dereverberation aims at extracting a dry speech signal from a recording affected by the acoustic reflections in a room. However, most current deep learning-based approaches for speech dereverberation are not…

Sound · Computer Science 2024-07-12 Louis Bahrman , Mathieu Fontaine , Jonathan Le Roux , Gaël Richard

Room acoustics analysis plays a central role in architectural design, audio engineering, speech intelligibility assessment, and hearing research. Despite the availability of standardized metrics such as reverberation time, clarity, and…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-16 Mandip Goswami

Intelligent reflecting surface (IRS) is a promising solution to build a programmable wireless environment for future communication systems. In practice, an IRS consists of massive low-cost elements, which can steer the incident signal in…

Signal Processing · Electrical Eng. & Systems 2019-05-31 Huayan Guo , Ying-Chang Liang , Jie Chen , Erik G. Larsson

With the rapid increase in mobile subscribers, there is a drive towards achieving higher data rates, prompting the use of higher frequencies in future wireless communication technologies. Wave propagation channel modeling for these…

Signal Processing · Electrical Eng. & Systems 2024-06-13 Xueyun Long , Amina Fellan , Mario Pauli , Hans D. Schotten , Thomas Zwick

This paper evaluates the performance of reconfigurable intelligent surface (RIS) optimization algorithms, which utilize channel estimation methods, in ray tracing (RT) simulations within urban digital twin environments. Beyond Sionna's…

Signal Processing · Electrical Eng. & Systems 2025-12-01 Ahmet Esad Güneşer , Berkay Şekeroğlu , Sefa Kayraklık , Erhan Karakoca , İbrahim Hökelek , Sultan Aldirmaz-Colak , Ali Görçin

This study considers a base station equipped with sensing and communication capabilities, which serves a ground user and scans a portion of the sky via a passive reconfigurable intelligent surface. To achieve more favorable system…

Signal Processing · Electrical Eng. & Systems 2026-01-16 Georgios Mylonopoulos , Luca Venturino , Emanuele Grossi , Stefano Buzzi , Ciro D'Elia

An intelligent reflecting surface (IRS), consisting of reconfigurable metamaterials, can be used to partially control the radio environment and thereby bring new features to wireless communications. Previous works on IRS have particularly…

Signal Processing · Electrical Eng. & Systems 2020-02-07 Özgecan Özdogan , Emil Björnson , Erik G. Larsson

The intelligent reflecting surface (IRS) technology has recently attracted a lot of interest in wireless communications research. An IRS consists of passive reflective elements capable of tuning the phase, amplitude, frequency and…

Signal Processing · Electrical Eng. & Systems 2022-06-06 Zahra Esmaeilbeig , Kumar Vijay Mishra , Mojtaba Soltanalian