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We study the calibration process in circular ultrasound tomography devices where the sensor positions deviate from the circumference of a perfect circle. This problem arises in a variety of applications in signal processing ranging from…

Machine Learning · Computer Science 2016-11-18 Reza Parhizkar , Amin Karbasi , Sewoong Oh , Martin Vetterli

In this paper, we propose a distributed solution to the navigation of a population of unmanned aerial vehicles (UAVs) to best localize a static source. The network is considered heterogeneous with UAVs equipped with received signal strength…

Signal Processing · Electrical Eng. & Systems 2020-07-23 Anna Guerra , Davide Dardari , Petar M. Djuric

Accurate underwater localization remains a challenge for inexpensive autonomous platforms that require highfrequency position updates. In this paper, we present a robust, low-cost localization pipeline for buoyancy-driven microFloats…

Robotics · Computer Science 2025-12-16 Murad Mehrab Abrar , Trevor W. Harrison

Massive multiple-input multiple-output (MIMO) radar, enabled by millimeter-wave virtual MIMO techniques, provides great promises to the high-resolution automotive sensing and target detection in unmanned ground/aerial vehicles (UGA/UAV). As…

Signal Processing · Electrical Eng. & Systems 2021-12-22 Bin Li , Shuseng Wang , Jun Zhang , Xainbin Cao , Chenglin Zhao

Autonomous underwater vehicles (AUVs) are employed for marine applications and can operate in deep underwater environments beyond human reach. A standard solution for the autonomous navigation problem can be obtained by fusing the inertial…

Robotics · Computer Science 2022-12-23 Nadav Cohen , Itzik Klein

The unscented Kalman filter is a nonlinear estimation algorithm commonly used in navigation applications. The prediction of the mean and covariance matrix is crucial to the stable behavior of the filter. This prediction is done by…

Robotics · Computer Science 2025-12-16 Amit Levy , Itzik Klein

Understanding human motion is of critical importance for health monitoring and control of assistive robots, yet many human kinematic variables cannot be directly or accurately measured by wearable sensors. In recent years, invariant…

Robotics · Computer Science 2025-08-05 Zenan Zhu , Seyed Mostafa Rezayat Sorkhabadi , Yan Gu , Wenlong Zhang

Precise sensing and control of spatial mode content is essential for the performance of precision optical systems, particularly interferometric gravitational-wave detectors, where misalignment and mode mismatch can lead to significant…

Instrumentation and Methods for Astrophysics · Physics 2026-03-31 Liu Tao , Eleonora Capocasa , Yuhang Zhao , Jacques Ding , Isander Ahrend , Matteo Barsuglia

The increasing spreading of small commercial Unmanned Aerial Vehicles (UAVs, aka drones) presents serious threats for critical areas such as airports, power plants, governmental and military facilities. In fact, such UAVs can easily disturb…

Robotics · Computer Science 2023-12-13 Marco Esposito , Toni Mancini , Enrico Tronci

In this paper, we consider the problem of acoustic source localization by acoustic sensor networks (ASNs) using a promising, learning-based technique that adapts to the acoustic environment. In particular, we look at the scenario when a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-09 Gabriel F Miller , Andreas Brendel , Walter Kellermann , Sharon Gannot

Estimating the direction of arrival (DOA) of sources is an important problem in aerospace and vehicular communication, localization and radar. In this paper, we consider a challenging multi-source DOA estimation task, where the receiving…

Signal Processing · Electrical Eng. & Systems 2022-02-17 Tom Tirer , Oded Bialer

Robotic underwater systems, e.g., Autonomous Underwater Vehicles (AUVs) and Remotely Operated Vehicles (ROVs), are promising tools for collecting biogeochemical data at the ice-water interface for scientific advancements. However, state…

Robotics · Computer Science 2023-08-11 Lin Zhao , Mingxi Zhou , Brice Loose

Fin actuators can be used for for both thrust generation and vectoring. Therefore, fin-driven autonomous underwater vehicles (AUVs) can achieve high maneuverability with a smaller number of actuators, but their control is challenging. This…

Robotics · Computer Science 2025-04-29 Walid Remmas , Christian Meurer , Yuya Hamamatsu , Ahmed Chemori , Maarja Kruusmaa

Direction of arrival (DOA) estimation is a fundamental problem in array signal processing with applications spanning radar, sonar, wireless communications, and acoustic signal processing. This tutorial survey provides a comprehensive…

Signal Processing · Electrical Eng. & Systems 2025-09-03 Amgad A. Salama

Unmanned Aerial Vehicles autonomously perform tasks with the use of state-of-the-art control algorithms. These control algorithms rely on the freshness and correctness of sensor readings. Incorrect control actions lead to catastrophic…

Cryptography and Security · Computer Science 2024-10-16 Alessandro Erba , John H. Castellanos , Sahil Sihag , Saman Zonouz , Nils Ole Tippenhauer

Existing LiDAR-Inertial Odometry (LIO) systems typically use sensor-specific or environment-dependent measurement covariances during state estimation, leading to laborious parameter tuning and suboptimal performance in challenging…

Robotics · Computer Science 2025-08-01 Xupeng Xie , Ruoyu Geng , Jun Ma , Boyu Zhou

In this paper, we propose an novel implementation of a simultaneous localization and mapping (SLAM) system based on a monocular camera from an unmanned aerial vehicle (UAV) using Depth prediction performed with Capsule Networks (CapsNet),…

Robotics · Computer Science 2018-08-17 Sunil Prakash , Gaelan Gu

With the development of intelligent transportation, growing attention has been received to integrated sensing and communication (ISAC) systems. In this paper, we formulate a novel passive sensing technique to obtain information on the…

Signal Processing · Electrical Eng. & Systems 2023-11-03 Zhimin Chen , Peng Chen , Ziyu Guo , Yudong Zhang , Xianbin Wang

This work considers a line-of-sight underwater acoustic sensor network (UWASN) consisting of $M$ underwater sensor nodes randomly deployed according to uniform distribution within a vertical half-disc (the so-called trusted zone). The…

Cryptography and Security · Computer Science 2021-01-22 Waqas Aman , Muhammad Mahboob Ur Rahman , Junaid Qadir , Haris Pervaiz , Qiang Ni

In recent years, Onboard Self Localization (OSL) methods based on cameras or Lidar have achieved many significant progresses. However, some issues such as estimation drift and feature-dependence still remain inherent limitations. On the…

Robotics · Computer Science 2020-10-26 Thien-Minh Nguyen , Shenghai Yuan , Muqing Cao , Yang Lyu , Thien Hoang Nguyen , Lihua Xie
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