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This paper investigates a novel active-sensing-based obstacle avoidance paradigm for flying robots in dynamic environments. Instead of fusing multiple sensors to enlarge the field of view (FOV), we introduce an alternative approach that…

Robotics · Computer Science 2021-02-18 Gang Chen , Wei Dong , Xinjun Sheng , Xiangyang Zhu , Han Ding

High-precision direction-of-arrival (DOA) estimation, as a key sensing capability for 6G-enabled applications such as autonomous driving and extended reality, is increasingly dependent on the effective exploitation of spatial degrees of…

Signal Processing · Electrical Eng. & Systems 2026-04-16 Ye Tian , Jiaji Ren , Tuo Wu , Wei Liu , Maged Elkashlan , Matthew C. Valenti , Naofal Al-Dhahir , Hing Cheung So

In this paper, we consider an aerial reconfigurable intelligent surface (ARIS)-assisted wireless network, where multiple unmanned aerial vehicles (UAVs) collect data from ground users (GUs) by using the non-orthogonal multiple access (NOMA)…

Networking and Internet Architecture · Computer Science 2024-12-31 Songhan Zhao , Shimin Gong , Bo Gu , Lanhua Li , Bin Lyu , Dinh Thai Hoang , Changyan Yi

In the domain of visual tracking, most deep learning-based trackers highlight the accuracy but casting aside efficiency. Therefore, their real-world deployment on mobile platforms like the unmanned aerial vehicle (UAV) is impeded. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Changhong Fu , Ziang Cao , Yiming Li , Junjie Ye , Chen Feng

Massive multiple input multiple output (MIMO) antenna arrays eventuate a huge amount of circuit costs and computational complexity. To satisfy the needs of high precision and low cost in future green wireless communication, the conventional…

Signal Processing · Electrical Eng. & Systems 2024-05-29 Feng Shu , Baihua Shi , Yiwen Chen , Jiatong Bai , Yifan Li , Tingting Liu , Zhu Han , Xiaohu You

High data rate communication with Unmanned Aerial Vehicles (UAV) is of growing demand among industrial and commercial applications since the last decade. In this paper, we investigate enhancing beam forming performance based on signal…

Signal Processing · Electrical Eng. & Systems 2020-09-08 Tianxiao Zhao , Chunbo Luo , Geyong Min , Jianming Zhou , Dechun Guo , Wang Miao , Yang Mi

Analog-to-digtial (A/D) conversion plays a crucial role when it comes to the design of energy-efficient and fast signal processing systems. As its complexity grows exponentially with the number of output bits, significant savings are…

Information Theory · Computer Science 2017-03-08 Manuel S. Stein

Aerial manipulators (AMs) are gaining increasing attention in automated transportation and emergency services due to their superior dexterity compared to conventional multirotor drones. However, their practical deployment is challenged by…

Robotics · Computer Science 2026-02-02 Biyu Ye , Na Fan , Zhengping Fan , Weiliang Deng , Hongming Chen , Qifeng Chen , Ximin Lyu

Colocated multiple-input multiple-output (MIMO) technology has been widely used in automotive radars as it provides accurate angular estimation of the objects with relatively small number of transmitting and receiving antennas. Since the…

Signal Processing · Electrical Eng. & Systems 2024-07-16 Le Zheng , Jiamin Long , Marco Lops , Fan Liu , Xueyao Hu

We study the estimation of average effects in nonlinear panel data models with fixed effects when the time dimension $T$ is only moderately large. Our approach, called approximate operator inversion (AOI), offers a new perspective on bias…

Econometrics · Economics 2026-05-07 Jad Beyhum , Geert Dhaene , Cavit Pakel , Martin Weidner

We introduce Situation Monitor, a novel zero-shot Out-of-Distribution (OOD) detection approach for transformer-based object detection models to enhance reliability in safety-critical machine learning applications such as autonomous driving.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Qutub Syed , Michael Paulitsch , Korbinian Hagn , Neslihan Kose Cihangir , Kay-Ulrich Scholl , Fabian Oboril , Gereon Hinz , Alois Knoll

This letter introduces a novel unmanned aerial vehicle (UAV)-intelligent reflecting surface (IRS) structure into near-field localization systems to enhance the design flexibility of IRS, thereby obtaining additional performance gains.…

Signal Processing · Electrical Eng. & Systems 2024-04-25 Hanfu Zhang , Yidan Mei , Erwu Liu , Rui Wang

Sensor selection is a useful method to help reduce data throughput, as well as computational, power, and hardware requirements, while still maintaining acceptable performance. Although minimizing the Cram\'er-Rao bound has been adopted…

Signal Processing · Electrical Eng. & Systems 2023-08-01 Costas A. Kokke , Mario Coutiño , Laura Anitori , Richard Heusdens , Geert Leus

Autonomous offroad driving is essential for applications like emergency rescue, military operations, and agriculture. Despite progress, systems struggle with high-speed vehicles exceeding 10m/s due to the need for accurate long-range (>…

Robotics · Computer Science 2024-10-15 Eric Chen , Cherie Ho , Mukhtar Maulimov , Chen Wang , Sebastian Scherer

Edge detection is a fundamental image analysis task that underpins numerous high-level vision applications. Recent advances in Transformer architectures have significantly improved edge quality by capturing long-range dependencies, but this…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Yuhan Gao , Xinqing Li , Xin He , Bing Li , Xinzhong Zhu , Ming-Ming Cheng , Yun Liu

Direction-of-Arrival (DoA) estimation assisted with an Intelligent Reflecting Surface (IRS) is crucial for various wireless applications, especially in challenging Non-Line-of-Sight (NLoS) environments. This paper presents a novel neural…

Signal Processing · Electrical Eng. & Systems 2025-05-23 Yasin Azhdari , Mahmoud Farhang

Location information is a fundamental requirement for unmanned aerial vehicles (UAVs) and other wireless sensor networks (WSNs). However, accurately and efficiently localizing sensor nodes with diverse functionalities remains a significant…

Networking and Internet Architecture · Computer Science 2025-06-03 Ze Zhang , Qian Dong

In automotive systems, a radar is a key component of autonomous driving. Using transmit and reflected radar signal by a target, we can capture the target range and velocity. However, when interference signals exist, noise floor increases…

Signal Processing · Electrical Eng. & Systems 2019-11-13 Jiwoo Mun , Heasung Kim , Jungwoo Lee

We propose a new technique for multiple-input multiple-output (MIMO) radar with colocated antennas which we call phased-MIMO radar. The new technique enjoys the advantages of MIMO radar without sacrificing the main advantage of phased-array…

Information Theory · Computer Science 2015-05-13 Aboulnasr Hassanien , Sergiy A. Vorobyov

The current autonomous driving architecture places a heavy burden in signal processing for the graphics processing units (GPUs) in the car. This directly translates into battery drain and lower energy efficiency, crucial factors in electric…

Artificial Intelligence · Computer Science 2018-11-02 Nalin Jayaweera , Nandana Rajatheva , Matti Latva-aho
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