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Related papers: Joint DOA and Attitude Sensing Based on Tri-Polari…

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Optical fibers have long been employed as sensors in a wide range of commercial systems. Distributed Acoustic Sensing (DAS) extends this concept by enabling the detection and localization of acoustic sources along the fiber, using…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Knut H. Grythe , Jan Erik Håkegård

The report focuses on three areas in particular: the first is the Received Signal Strength indicator technique, Direction of Arrival technique, and the integration of two algorithms, RSS and DOA, in order to build a hybrid, more robust…

Signal Processing · Electrical Eng. & Systems 2018-06-18 Mohamed AlHajri , Abdulrahman Goian , Muna Darweesh , Rashid AlMemari , Raed Shubair , Luis Weruaga , Ahmed AlTunaiji

Direction of arrival (DOA) estimation is mostly performed using specialized arrays that have carefully designed receiver spacing and layouts to match the operating frequency range. In contrast, radio interferometric arrays are designed to…

Instrumentation and Methods for Astrophysics · Physics 2025-12-23 Sarod Yatawatta

In this paper, we present an analytical framework for the joint characterization of the 3D direction of arrival (DoA), i.e., azimuth and elevation components, and time of arrival (ToA) in multipath environments. The analytical framework is…

Signal Processing · Electrical Eng. & Systems 2024-03-26 Alejandro Ramírez-Arroyo , Antonio Alex-Amor , Rubén Medina , Pablo Padilla , Juan F. Valenzuela-Valdés

This paper proposes joint attention estimation in a single image. Different from related work in which only the gaze-related attributes of people are independently employed, (I) their locations and actions are also employed as contextual…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Chihiro Nakatani , Hiroaki Kawashima , Norimichi Ukita

The DOA estimation method of coherent signals based on periodical coding metasurface is proposed. After periodical coding, the DOA information of incident signals in the time domain is represented as the amplitude and phase information at…

Signal Processing · Electrical Eng. & Systems 2023-12-06 Yishuo Zhao , Yan Hu , Yougen Xu

We present a message passing algorithm for localization and tracking in multipath-prone environments that implicitly considers obstructed line-of-sight situations. The proposed adaptive probabilistic data association algorithm infers the…

Information Theory · Computer Science 2021-03-26 Alexander Venus , Erik Leitinger , Stefan Tertinek , Klaus Witrisal

This paper proposes a discrete-time geometric attitude observer for fusing monocular vision with GPS velocity measurements. The observer takes the relative transformations obtained from processing monocular images with any visual odometry…

Robotics · Computer Science 2017-04-05 Alireza Khosravian , Tat-Jun Chin , Ian Reid , Robert Mahony

Accurate engagement estimation is essential for adaptive human-computer interaction systems, yet robust deployment is hindered by poor generalizability across diverse domains and challenges in modeling complex interaction dynamics.To tackle…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Yangche Yu , Yin Chen , Jia Li , Peng Jia , Yu Zhang , Li Dai , Zhenzhen Hu , Meng Wang , Richang Hong

In recent years, direction of arrival estimation utilizing non-circular signals has become a focal point for scholarly research. To enhance the degrees of freedom (DOF) in receiver arrays specifically for non-circular signal DOA estimation,…

Networking and Internet Architecture · Computer Science 2026-05-06 Dongqi Chen , Kun Ye , Chuanxi Xing , Waqas Khalid , Huiping Huang

With the rapid expansion of low-altitude economy (LAE) services and the growing demand for integrated sensing and communication (ISAC) in air-ground networks, reliable direction-of-arrival (DOA) estimation has become essential for both…

Signal Processing · Electrical Eng. & Systems 2026-04-02 Ye Tian , Tuo Wu , Jintao Wu , He Xu , Yuanjun Shen , Xianfu Lei , Kin-Fai Tong

This paper presents a tool for the analysis, and simulation of direction-of-arrival (DOA) estimation in wireless mobile communication systems over the fading channel. It reviews two methods of Direction of arrival (DOA) estimation…

Networking and Internet Architecture · Computer Science 2011-12-12 A. V. Meenakshi , V. Punitham , R. Kayalvizhi , S. Asha

A framework of continuous-aperture array (CAPA)-based integrated sensing and communications (ISAC) under a fading communication channel is proposed. A continuous operator-based signal model is developed, and the statistics of the…

Signal Processing · Electrical Eng. & Systems 2026-03-04 Boqun Zhao , Chongjun Ouyang , Xingqi Zhang , Yuanwei Liu

Integrated sensing and communication has been identified as an enabling technology for forthcoming wireless networks. In an effort to achieve an improved performance trade-off between multiuser communications and radar sensing, this paper…

Signal Processing · Electrical Eng. & Systems 2025-02-17 Rang Liu , Ming Li , Qian Liu , A. Lee Swindlehurst

In this paper, an algorithm of multiple signal classification (MUSIC) is proposed for two-dimensional (2-D) direction of- arrival (DOA) and polarization estimation of non-circular signal in three-dimensional (3-D) millimeter wave polarized…

Signal Processing · Electrical Eng. & Systems 2017-12-18 Liangtian Wan , Kaihui Liu , Ying-Chang Liang , Tong Zhu

In this work, we consider the problem of localizing multiple signal sources based on time-difference of arrival (TDOA) measurements. In the blind setting, in which the source signals are not known, the localization task is challenging due…

Signal Processing · Electrical Eng. & Systems 2024-03-18 Gabrielle Flood , Filip Elvander

This paper investigates single-snapshot direction-of-arrival (DOA) estimation and target localization with coherent sparse extremely large aperture arrays (ELAAs) in automotive radar applications. Far-field and near-field signal models are…

Signal Processing · Electrical Eng. & Systems 2025-09-23 Yunqiao Hu , Xuesu Xiao , Steven Jones , Shunqiao Sun

Localizing near-field sources considering practical arrays is important in wireless communications. Array-based apertures exhibit mutual coupling between the array elements, which can significantly degrade the performance of the…

Signal Processing · Electrical Eng. & Systems 2024-07-30 Zohreh Ebadi , Amir Masoud Molaei , Muhammad Ali Babar Abbasi , Simon Cotton , Anvar Tukmanov , Okan Yurduseven

We consider the problem of estimating the direction-of-arrival (DoA) of a desired source located in a known region of interest in the presence of interfering sources and multipath. We propose an approach that precedes the DoA estimation and…

Signal Processing · Electrical Eng. & Systems 2024-09-13 Amitay Bar , Joseph S. Picard , Israel Cohen , Ronen Talmon

The direction-of-arrival (DOA) of sound sources is an essential acoustic parameter used, e.g., for multi-channel speech enhancement or source tracking. Complex acoustic scenarios consisting of sources-of-interest, interfering sources,…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-17 Wolfgang Mack , Julian Wechsler , Emanuël A. P. Habets