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Much environmental enforcement in the United States has historically relied on either self-reported data or physical, resource-intensive, infrequent inspections. Advances in remote sensing and computer vision, however, have the potential to…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Ben Chugg , Brandon Anderson , Seiji Eicher , Sandy Lee , Daniel E. Ho

Remote sensing analysts continuously monitor the amount of pollutants in the atmosphere. They are usually performed via satellite images. However, these images suffer from low temporal and low spatial resolution. Therefore, observations…

Signal Processing · Electrical Eng. & Systems 2021-11-10 Nicholas Danesi , Mayank Jain , Yee Hui Lee , Soumyabrata Dev

Climate change and other anthropogenic factors have led to a catastrophic decline in insects, endangering both biodiversity and the ecosystem services on which human society depends. Data on insect abundance, however, remains woefully…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Aditya Jain , Fagner Cunha , Michael Bunsen , Léonard Pasi , Anna Viklund , Maxim Larrivée , David Rolnick

In this letter, we study the channel estimation for wireless communications with movable antenna (MA), which requires to reconstruct the channel response at any location in a given region where the transmitter/receiver is located based on…

Information Theory · Computer Science 2023-06-08 Wenyan Ma , Lipeng Zhu , Rui Zhang

Current single dish, low-frequency radio pulsar surveys provide efficient sky coverage, but poor localization of new discoveries. Here, we describe a practical technique for rapidly localizing pulsars discovered in these surveys with…

Instrumentation and Methods for Astrophysics · Physics 2018-10-17 Joseph K. Swiggum , Peter A. Gentile

1. Challenging calibration of complex models can be approached by using prior knowledge on the parameters. However, the natural choice of Bayesian inference can be computationally heavy when relying on Markov Chain Monte Carlo (MCMC)…

Applications · Statistics 2023-04-27 Charlotte Baey , Henrik G. Smith , Maj Rundlöf , Ola Olsson , Yann Clough , Ullrika Sahlin

This article addresses improvements on the design of the adaptive normalized matched filter (ANMF) for radar detection. It is well-acknowledged that the estimation of the noise-clutter covariance matrix is a fundamental step in adaptive…

Information Theory · Computer Science 2015-05-15 Abla Kammoun , Romain Couillet , Frederic Pascal , Mohamed-Slim Alouini

Autonomous Underwater Vehicles (AUVs) are increasingly being used to support scientific research and monitoring studies. One such application is in benthic habitat mapping where these vehicles collect seafloor imagery that complements…

Robotics · Computer Science 2020-06-23 Jackson Shields , Oscar Pizarro , Stefan B. Williams

Integrating efficient connectivity, positioning and sensing functionalities into 5G New Radio (NR) and beyond mobile cellular systems is one timely research paradigm, especially at mm-wave and sub-THz bands. In this article, we address the…

The adaptation of numerical wind wave models to the local time-spatial conditions is a problem that can be solved by using various calibration techniques. However, the obtained sets of physical parameters become over-tuned to specific…

Neural and Evolutionary Computing · Computer Science 2021-09-09 Pavel Vychuzhanin , Nikolay O. Nikitin , Anna V. Kalyuzhnaya

Accurate 3D multi-object tracking (MOT) is vital for autonomous vehicles, yet LiDAR and camera-based methods degrade in adverse weather. Meanwhile, Radar-based solutions remain robust but often suffer from limited vertical resolution and…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Dong-In Kim , Dong-Hee Paek , Seung-Hyun Song , Seung-Hyun Kong

In this paper, we discuss the design of a sliding-correlator channel sounder for 28 GHz propagation modeling on the NSF POWDER testbed in Salt Lake City, UT. Beam-alignment is mechanically achieved via a fully autonomous robotic antenna…

Signal Processing · Electrical Eng. & Systems 2021-10-15 Bharath Keshavamurthy , Yaguang Zhang , Christopher R. Anderson , Nicolo Michelusi , James V. Krogmeier , David J. Love

Herein, an atomic norm based method for accurately estimating the location and orientation of a target from millimeter-wave multi-input-multi-output (MIMO) orthogonal frequency-division multiplexing (OFDM) signals is presented. A novel…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Jianxiu Li , Maxime Ferreira Da Costa , Urbashi Mitra

Thanks to their quick placement and high flexibility, unmanned aerial vehicles (UAVs) can be very useful in the current and future wireless communication systems. With a growing number of smart devices and infrastructure-free communication…

Signal Processing · Electrical Eng. & Systems 2020-04-24 Shuyan Hu , Qingqing Wu , Xin Wang

We propose a modification of a maximum likelihood procedure for tuning parameter values in models, based upon the comparison of their output to field data. Our methodology, which uses polynomial approximations of the sample space to…

Data Analysis, Statistics and Probability · Physics 2013-07-03 Nusret Balci , Juan M. Restrepo , Shankar C. Venkataramani

Millimeter wave provides a very promising approach for meeting the ever-growing traffic demand in next generation wireless networks. To utilize this band, it is crucial to obtain the channel state information in order to perform beamforming…

Information Theory · Computer Science 2015-12-22 Chuang Zhang , Dongning Guo , Pingyi Fan

A measurement setup made of millimeter-wave and ultra wideband transceivers mounted on both a customized UAV and a ground station for full 3D wireless propagation analysis is described in this work. The developed system represents a…

Signal Processing · Electrical Eng. & Systems 2021-08-23 Franco Fuschini , Marina Barbiroli , Enrico M. Vitucci , Vasilii Semkin , Claude Oestges , Bruno Strano , Vittorio Degli-Esposti

Swarms of drones offer an increased sensing aperture, and having them mimic behaviors of natural swarms enhances sampling by adapting the aperture to local conditions. We demonstrate that such an approach makes detecting and tracking…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Rakesh John Amala Arokia Nathan , Sigrid Strand , Daniel Mehrwald , Dmitriy Shutin , Oliver Bimber

Rotating FMCW radar odometry methods often assume flat ground conditions. While this assumption is sufficient in many scenarios, including urban environments or flat mining setups, the highly dynamic terrain of subarctic environments poses…

Robotics · Computer Science 2026-05-01 Matěj Boxan , William Larrivée-Hardy , François Pomerleau

Offshore wind power is a renewable energy of growing relevance in current electric energy systems, presenting favorable wind conditions in comparison with the sites on land. However, the higher energy yield has to compensate the increment…

Computational Engineering, Finance, and Science · Computer Science 2025-02-04 Beatriz Perez , Roberto Minguez , Raul Guanche
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