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Moving Object Detection (MOD) is a critical task for autonomous vehicles as moving objects represent higher collision risk than static ones. The trajectory of the ego-vehicle is planned based on the future states of detected moving objects.…

Computer Vision and Pattern Recognition · Computer Science 2019-12-03 Mohamed Ramzy , Hazem Rashed , Ahmad El Sallab , Senthil Yogamani

This paper provides a thorough mathematical analysis of continuous movable antenna (MA) arrays. Focusing on the multiple antenna case, we consider a linear antenna array with multiple fixed antenna elements that moves along a line. We…

Signal Processing · Electrical Eng. & Systems 2026-05-19 Gayani Siriwardana , Peter J. Smith , Himal A. Suraweera , Rajitha Senanayake

In decentralized multi-robot navigation, ensuring safe and efficient movement with limited environmental awareness remains a challenge. While robots traditionally navigate based on local observations, this approach falters in complex…

Robotics · Computer Science 2024-06-27 Senthil Hariharan Arul , Amrit Singh Bedi , Dinesh Manocha

Movable antenna (MA) has been regarded as a promising technology to enhance wireless communication performance by enabling flexible antenna movement. However, the hardware cost of conventional MA systems scales with the number of movable…

Information Theory · Computer Science 2025-05-07 Lipeng Zhu , He Sun , Wenyan Ma , Zhenyu Xiao , Rui Zhang

Vision Transformers (ViTs) have emerged as a foundational model in computer vision, excelling in generalization and adaptation to downstream tasks. However, deploying ViTs to support diverse resource constraints typically requires…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Chen Zhu , Wangbo Zhao , Huiwen Zhang , Samir Khaki , Yuhao Zhou , Weidong Tang , Shuo Wang , Zhihang Yuan , Yuzhang Shang , Xiaojiang Peng , Kai Wang , Dawei Yang

Multi-modal Probabilistic Active Sensing (MMPAS) uses sensor fusion and probabilistic models to control the perception process of robotic sensing platforms. MMPAS is successfully employed in environmental exploration, collaborative mobile…

Robotics · Computer Science 2021-03-30 Luca Varotto , Angelo Cenedese

Vision transformer (ViT) has achieved competitive accuracy on a variety of computer vision applications, but its computational cost impedes the deployment on resource-limited mobile devices. We explore the sparsity in ViT and observe that…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Zhuoran Song , Yihong Xu , Zhezhi He , Li Jiang , Naifeng Jing , Xiaoyao Liang

Radio propagation modeling is essential in telecommunication research, as radio channels result from complex interactions with environmental objects. Recently, Machine Learning has been attracting attention as a potential alternative to…

The use of Intelligent Reflecting Surfaces (IRSs) is considered a potential enabling technology for enhancing the spectral and energy efficiency of beyond 5G communication systems. In this paper, a joint relay and intelligent reflecting…

Signal Processing · Electrical Eng. & Systems 2024-10-22 Uyoata E. Uyoata , Mobayode O. Akinsolu , Enoruwa Obayiuwana , Abimbola Sangodoyin , Ramoni Adeogun

In this letter, we propose to employ movable antenna (MA) to enhance covert communications with noise uncertainty, where the confidential data is transmitted from an MA-aided access point (AP) to multiple users with a warden attempting to…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Haobin Mao , Xiangyu Pi , Lipeng Zhu , Zhenyu Xiao , Xiang-Gen Xia , Rui Zhang

Among the current advanced driver assistance systems, Vehicle-to-Vehicle (V2V) technology has great potential to increase Vehicular Ad Hoc Network (VANET) performance in terms of security, energy efficiency, and comfortable driving. In…

Networking and Internet Architecture · Computer Science 2021-02-02 Ghassan Samara

This paper adopts the antenna selection technique to enhance the covert rate in a wireless communication network comprised of a source, a destination , an external jammer and an eavesdropper. In the covert communication, the level of…

Signal Processing · Electrical Eng. & Systems 2018-12-27 Morteza Sarkheil , Paeiz Azmi , Moslem Forouzesh , Ali Kuhestani

Already today, driver assistance systems help to make daily traffic more comfortable and safer. However, there are still situations that are quite rare but are hard to handle at the same time. In order to cope with these situations and to…

Robotics · Computer Science 2021-01-13 Florian Wirthmüller , Marvin Klimke , Julian Schlechtriemen , Jochen Hipp , Manfred Reichert

In this paper, we show that the optimal receive antenna subset selection problem for maximizing the mutual information in a point-to-point MIMO system is sub-modular. Consequently, a greedy step-wise optimization approach, where at each…

Information Theory · Computer Science 2011-12-15 Rahul Vaze , Harish Ganapathy

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

Antenna selection is capable of reducing the hardware complexity of massive multiple-input multiple-output (MIMO) networks at the cost of certain performance degradation. Reconfigurable intelligent surface (RIS) has emerged as a…

Information Theory · Computer Science 2020-09-17 Jinglian He , Kaiqiang Yu , Yuanming Shi , Yong Zhou , Wei Chen , Khaled B. Letaief

Convolutional architectures have proven extremely successful for vision tasks. Their hard inductive biases enable sample-efficient learning, but come at the cost of a potentially lower performance ceiling. Vision Transformers (ViTs) rely on…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Stéphane d'Ascoli , Hugo Touvron , Matthew Leavitt , Ari Morcos , Giulio Biroli , Levent Sagun

The optimization of Precoding Matrix Indicators (PMIs) is crucial for enhancing the performance of 5G networks, particularly in dense deployments where inter-cell interference is a significant challenge. Some approaches have leveraged AI/ML…

Networking and Internet Architecture · Computer Science 2025-04-22 Rawlings Ntassah , Gian Michele Dell'Aera , Fabrizio Granelli

Movable antennas (MAs) have shown significant potential in enhancing the performance of dual-functional radar-communication (DFRC) systems. In this paper, we investigate the MA-based transceiver design for DFRC systems, where a…

Signal Processing · Electrical Eng. & Systems 2025-02-14 Ran Yang , Zheng Dong , Peng Cheng , Yue Xiu , Yan Li , Ning Wei

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