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This paper proposes a novel highly scalable non-myopic planning algorithm for multi-robot Active Information Acquisition (AIA) tasks. AIA scenarios include target localization and tracking, active SLAM, surveillance, environmental…

Robotics · Computer Science 2021-03-18 Yiannis Kantaros , George J. Pappas

Automatic image segmentation technology is critical to the visual analysis. The autoencoder architecture has satisfying performance in various image segmentation tasks. However, autoencoders based on convolutional neural networks (CNN) seem…

Computer Vision and Pattern Recognition · Computer Science 2022-08-22 Shiqiang Ma , Xuejian Li , Jijun Tang , Fei Guo

The forthcoming 6G and beyond wireless networks are anticipated to introduce new groundbreaking applications, such as Integrated Sensing and Communications (ISAC), potentially leveraging much wider bandwidths at higher frequencies and using…

Signal Processing · Electrical Eng. & Systems 2024-08-20 Nithin Babu , Alva Kosasih , Christos Masouros , Emil Björnson

In this paper, we aim at tackling a general but interesting cross-modality feature learning question in remote sensing community --- can a limited amount of highly-discrimin-ative (e.g., hyperspectral) training data improve the performance…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Danfeng Hong , Naoto Yokoya , Nan Ge , Jocelyn Chanussot , Xiao Xiang Zhu

Multi-access edge computing (MEC) and non-orthogonal multiple access (NOMA) have been regarded as promising technologies to improve computation capability and offloading efficiency of the mobile devices in the sixth generation (6G) mobile…

Information Theory · Computer Science 2021-05-26 Haodong Li , Fang Fang , Zhiguo Ding

Remote sensing (RS) involves the acquisition of data about objects or areas from a distance, primarily to monitor environmental changes, manage resources, and support planning and disaster response. A significant challenge in RS…

Computer Vision and Pattern Recognition · Computer Science 2024-11-15 Hui Ye , Haodong Chen , Xiaoming Chen , Vera Chung

As a green MIMO structure, the partially-connected hybrid analog and digital (PC-HAD) structure has been widely used in the far-field (FF) scenario for it can significantly reduce the hardware cost and complexity of large-scale or extremely…

Signal Processing · Electrical Eng. & Systems 2025-04-11 Jiatong Bai , Yifan Li , Feng Shu , Kang Wei , Cunhua Pan , Yongpeng Wu , Yaoliang Song , Jiangzhou Wang

Joint Communication and Sensing (JCAS) technology facilitates the seamless integration of communication and sensing functionalities within a unified framework, enhancing spectral efficiency, reducing hardware complexity, and enabling…

Signal Processing · Electrical Eng. & Systems 2025-02-24 Chandan Kumar Sheemar , Wali Ullah Khan , George Alexandropoulos , Jorge Querol , Symeon Chatzinotas

Non-cooperative communications, where a receiver can automatically distinguish and classify transmitted signal formats prior to detection, are desirable for low-cost and low-latency systems. This work focuses on the deep learning enabled…

Signal Processing · Electrical Eng. & Systems 2019-11-15 Tongyang Xu , Izzat Darwazeh

Homography estimation is an important task in computer vision applications, such as image stitching, video stabilization, and camera calibration. Traditional homography estimation methods heavily depend on the quantity and distribution of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

As the technical trends for the next-generation wireless network significantly extend the near-field region, a performance reevaluation of integrated sensing and communications (ISAC) with an appropriate channel model to account for the…

Information Theory · Computer Science 2024-04-16 Boqun Zhao , Chongjun Ouyang , Yuanwei Liu , Xingqi Zhang , H. Vincent Poor

The success of ground-based, high contrast imaging for the detection of exoplanets in part depends on the ability to differentiate between quasi-static speckles caused by aberrations not corrected by adaptive optics (AO) systems, known as…

Instrumentation and Methods for Astrophysics · Physics 2018-07-13 Alexander T. Rodack , Jared R. Males , Olivier Guyon , Benjamin A. Mazin , Michael P. Fitzgerald , Dimitri Mawet

Orthogonal frequency division multiplexing (OFDM) based non-orthogonal multiple access (NOMA) has increased complexity and reduced spectral efficiency in visible light communications (VLC) NOMA compared to radiofrequency NOMA due to…

Signal Processing · Electrical Eng. & Systems 2020-11-24 T. Uday , Abhinav Kumar , L. Natarajan

The deployment of extremely large-scale antenna array (ELAA) in sixth-generation (6G) communication systems introduces unique challenges for efficient near-field channel estimation. To tackle these issues, this paper presents a…

Signal Processing · Electrical Eng. & Systems 2026-03-26 Zhiming Zhu , Shu Xu , Chunguo Li , Yongming Huang , Luxi Yang

In the context of joint communication and sensing JC&S, the challenge of obtaining accurate parameter estimates is of interest. Parameter estimates, such as the AoA can be utilized for solving the initial access problem, interference…

Signal Processing · Electrical Eng. & Systems 2026-01-08 Carl Collmann , Ahmad Nimr , Gerhard Fettweis

To mitigate the radar and communication frequency overlapping caused by massive devices access, we propose a novel joint communication and sensing (JCS) system in this paper, where a micro base station (MiBS) can realize target sensing and…

Advanced Air Mobility (AAM) introduces a new, efficient mode of transportation with the use of vehicle autonomy and electrified aircraft to provide increasingly autonomous transportation between previously underserved markets. Safe and…

Artificial Intelligence · Computer Science 2023-08-10 Marc W. Brittain , Luis E. Alvarez , Kara Breeden

Automatic multi-class object detection in remote sensing images in unconstrained scenarios is of high interest for several applications including traffic monitoring and disaster management. The huge variation in object scale, orientation,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-02 Seyed Majid Azimi , Eleonora Vig , Reza Bahmanyar , Marco Körner , Peter Reinartz

Movable Antenna (MA) technology is emerging as a promising advancement with the potential to significantly enhance the performance of future wireless communication and sensing systems. In this paper, we address two-dimensional (2D)…

Signal Processing · Electrical Eng. & Systems 2026-04-07 Chengzhi Ye , Ruoyu Zhang , Lei Yao , Wen Wu

In this work, we investigate the optimal beamformer design for the downlink of Multiple-Input Single-Output (MISO) Non-Orthogonal Multiple Access (NOMA), mainly focusing on a two-user scenario. We derive novel closed-form expressions for…

Signal Processing · Electrical Eng. & Systems 2024-06-19 Georgios Konstantopoulos , Yves Louet
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