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This work in progress considers reachability-based safety analysis in the domain of autonomous driving in multi-agent systems. We formulate the safety problem for a car following scenario as a differential game and study how different…

系统与控制 · 电气工程与系统科学 2021-12-30 Gilbert Bahati , Marsalis Gibson , Alexandre Bayen

Multi-dimensional functional data arises in numerous modern scientific experimental and observational studies. In this paper we focus on longitudinal functional data, a structured form of multidimensional functional data. Operating within a…

统计方法学 · 统计学 2019-09-20 John Shamshoian , Damla Senturk , Shafali Jeste , Donatello Telesca

Federated learning (FL) with its data privacy protection and communication efficiency has been considered as a promising learning framework for beyond-5G/6G systems. We consider a scenario where a group of downlink non-FL users are jointly…

信号处理 · 电气工程与系统科学 2023-01-11 Muhammad Farooq , Tung T. Vu , Hien Quoc Ngo , Le-Nam Tran

In ALOHA-type packetized network, the transmission times of packets follow a stochastic process. In this paper, we advocate a deterministic approach for channel multiple-access. Each user is statically assigned a periodic protocol signal,…

信息论 · 计算机科学 2009-09-29 Kenneth W. Shum , Chi Wan Sung

We consider multi-antenna cooperative spectrum sensing in cognitive radio networks, when there may be multiple primary users. A noise-uncertainty-free detector that is optimal in the low signal to noise ratio regime is analyzed in such a…

信息论 · 计算机科学 2012-03-29 Lu Wei , Prathapasinghe Dharmawansa , Olav Tirkkonen

The technique requires the epipolar geometry to be pre-estimated between each image pair. It exploits the constraints which the camera movement implies, in order to apply a closed-form correction to the parameters of the input affinities.…

计算机视觉与模式识别 · 计算机科学 2019-05-03 Ivan Eichhardt , Daniel Barath

Today's autonomous vehicles rely on a multitude of sensors to perceive their environment. To improve the perception or create redundancy, the sensor's alignment relative to each other must be known. With Multi-LiCa, we present a novel…

机器人学 · 计算机科学 2025-04-23 Dominik Kulmer , Ilir Tahiraj , Andrii Chumak , Markus Lienkamp

This paper explores the benefit of using some of the machine learning techniques and Big data optimization tools in approximating maximum likelihood (ML) detection of Large Scale MIMO systems. First, large scale MIMO detection problem is…

信息论 · 计算机科学 2018-01-17 Anis Elgabli , Ali Elghariani , Abubakr O. Al-Abbasi , Mark Bell

Machine-to-Machine (M2M) communication is now playing a market-changing role in a wide range of business world. However, in event-driven M2M communications, a large number of devices activate within a short period of time, which in turn…

信息论 · 计算机科学 2016-11-18 Huasen Wu , Chenxi Zhu , Richard J. La , Xin Liu , Youguang Zhang

Massive multiple-input-multiple-output (M-MIMO) features a capability for spatial multiplexing of large number of users. This number becomes even more extreme in extra-large (XL-MIMO), a variant of M-MIMO where the antenna array is of very…

As Large Language Models (LLMs) become increasingly integrated into real-world applications, ensuring their outputs align with human values and safety standards has become critical. The field has developed diverse alignment approaches…

The joint adaptive detection of multiple point-like targets in scenarios characterized by different clutter types is still an open problem in the radar community. In this paper, we provide a solution to this problem by devising detection…

信号处理 · 电气工程与系统科学 2023-04-26 Linjie Yan , Sudan Han , Chengpeng Hao , Danilo Orlando , Giuseppe Ricci

It is natural to construct a multi-frame instead of a single-frame 3D detector for a continuous-time stream. Although increasing the number of frames might improve performance, previous multi-frame studies only used very limited frames to…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Jianyun Xu , Zhenwei Miao , Da Zhang , Hongyu Pan , Kaixuan Liu , Peihan Hao , Jun Zhu , Zhengyang Sun , Hongmin Li , Xin Zhan

Trustworthy AI is mandatory for the broad deployment of autonomous vehicles. Although end-to-end approaches derive control commands directly from raw data, interpreting these decisions remains challenging, especially in complex urban…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Mona Mirzaie , Bodo Rosenhahn

Long video question answering is a challenging task that involves recognizing short-term activities and reasoning about their fine-grained relationships. State-of-the-art video Large Language Models (vLLMs) hold promise as a viable solution…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Reuben Tan , Ximeng Sun , Ping Hu , Jui-hsien Wang , Hanieh Deilamsalehy , Bryan A. Plummer , Bryan Russell , Kate Saenko

This paper considers a two-dimensional persistent monitoring problem by controlling movements of second-order agents to minimize some uncertainty metric associated with targets in a dynamic environment. In contrast to common sensing models…

最优化与控制 · 数学 2019-11-12 Yan-Wu Wang , Ming-Jie Zhao , Wu Yang , Nan Zhou , Christos G. Cassandras

Human Activity Recognition (HAR) has been an active area of research, with applications ranging from healthcare to smart environments. The recent advancements in Large Language Models (LLMs) have opened new possibilities to leverage their…

机器学习 · 计算机科学 2025-12-24 Md Shakhrul Iman Siam , Ishtiaque Ahmed Showmik , Guanqun Song , Ting Zhu

Active user detection in a non-orthogonal multiple access (NOMA) network is a major challenge for 5G/6G applications. However, classical algorithms that can perform this task suffer either from complexity or reduced performances. This work…

信号处理 · 电气工程与系统科学 2024-08-01 Romain Piron , Claire Goursaud

This paper proposes a computationally efficient algorithm to solve the joint data and activity detection problem for massive random access with massive multiple-input multiple-output (MIMO). The BS acquires the active devices and their data…

信号处理 · 电气工程与系统科学 2022-11-15 Ziyue Wang , Zhilin Chen , Ya-Feng Liu , Foad Sohrabi , Wei Yu

Nonlinear adaptive filtering allows for modeling of some additional aspects of a general system and usually relies on highly complex algorithms, such as those based on the Volterra series. Through the use of the Kronecker product and some…

系统与控制 · 计算机科学 2016-03-02 Felipe C. Pinheiro , Cássio G. Lopes