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Employing nonparametric methods for density estimation has become routine in Bayesian statistical practice. Models based on discrete nonparametric priors such as Dirichlet Process Mixture (DPM) models are very attractive choices due to…

统计方法学 · 统计学 2017-07-03 J. J. Quinlan , F. A. Quintana , G. L. Page

Distributed multi-target tracking (DMTT) is addressed for sensors having different fields of view (FoVs). The proposed approach is based on the idea of fusing the posterior Probability Hypotheses Densities (PHDs) generated by the sensors on…

系统与控制 · 计算机科学 2019-08-28 Guchong Li , Giorgio Battistelli , Wei Yi , Lingjiang Kong

The trajectory probability hypothesis density filter (TPHD) is capable of producing trajectory estimates in first principle without adding labels or tags. In this paper, we propose a new TPHD filter referred as MM-TPHD for jump Markov…

信号处理 · 电气工程与系统科学 2020-11-10 Boxiang Zhang , Wei Yi

5G millimeter wave (mmWave) signals have inherent geometric connections to the propagation channel and the propagation environment. Thus, they can be used to jointly localize the receiver and map the propagation environment, which is termed…

信号处理 · 电气工程与系统科学 2021-12-07 Yu Ge , Yibo Wu , Fan Jiang , Ossi Kaltiokallio , Jukka Talvitie , Mikko Valkama , Lennart Svensson , Henk Wymeersch

Despite the recent successes of probabilistic programming languages (PPLs) in AI applications, PPLs offer only limited support for random variables whose distributions combine discrete and continuous elements. We develop the notion of…

人工智能 · 计算机科学 2018-06-11 Yi Wu , Siddharth Srivastava , Nicholas Hay , Simon Du , Stuart Russell

Clustering multivariate binary data is of interest in many scientific fields, including ecology, biomedicine, and social policy. Beyond heuristic clustering algorithms, such data can be modelled using multivariate Bernoulli mixture models.…

统计方法学 · 统计学 2026-04-24 Luisa Ferrari , Maria Franco Villoria , Garritt L. Page , Alex Laini

Multi-object tracking (MOT) is among crucial applications in modern advanced driver assistance systems (ADAS) and autonomous driving (AD) systems. The global nearest neighbor (GNN) filter, as the earliest random vector-based Bayesian…

系统与控制 · 电气工程与系统科学 2023-02-09 Jianan Liu , Liping Bai , Yuxuan Xia , Tao Huang , Bing Zhu , Qing-Long Han

Tracking multiple objects through time is an important part of an intelligent transportation system. Random finite set (RFS)-based filters are one of the emerging techniques for tracking multiple objects. In multi-object tracking (MOT), a…

信号处理 · 电气工程与系统科学 2022-04-20 Nida Ishtiaq , Amirali Khodadadian Gostar , Alireza Bab-Hadiashar , Reza Hoseinnezhad

In this paper we introduce spatiotemporal constraints for trajectories, i.e., restrictions that the trajectory must be in some part of the state space (spatial constraint) at some point in time (temporal constraint). Spatiotemporal…

信号处理 · 电气工程与系统科学 2020-03-02 Karl Granström , Lennart Svensson , Yuxuan Xia , Angel F. Garcia-Fernandez , Jason Williams

Dirichlet process mixture model (DPMM) is a popular Bayesian nonparametric model. In this paper, we apply this model to weighted data and then estimate the un-weighted distribution from the corresponding weighted distribution using the…

统计计算 · 统计学 2018-12-12 Soghra Bohlourihajjar , Soleiman Khazaei

The joint probabilistic data association (JPDA) filter is a popular tracking methodology for problems involving well-spaced targets, but it is rarely applied in problems with closely-spaced targets due to its complexity in these cases, and…

系统与控制 · 计算机科学 2014-12-16 Jason L. Williams

The Probability Hypothesis Density (PHD) filter, which is used for multi-target tracking based on sensor measurements, relies on the propagation of the first-order moment, or intensity function, of a point process. This algorithm assumes…

概率论 · 数学 2020-12-11 Nicolas Privault , Timothy Teoh

This paper provides a scalable, multi-sensor measurement adaptive track initiation technique for labeled random finite set filters. A naive construction of the multi-sensor measurement adaptive birth set distribution leads to an exponential…

信号处理 · 电气工程与系统科学 2022-05-02 Anthony Trezza , Donald J. Bucci , Pramod K. Varshney

Tuning of measurement models is challenging in real-world applications of sequential Monte Carlo methods. Recent advances in differentiable particle filters have led to various efforts to learn measurement models through neural networks.…

人工智能 · 计算机科学 2022-03-17 Xiongjie Chen , Yunpeng Li

We discuss the possibility of enforcing a massless Majorana neutrino in the direct and semi-direct approaches to lepton mixing, in which the PMNS matrix is partly predicted by subgroups of a discrete family symmetry, extending previous…

高能物理 - 唯象学 · 物理学 2016-07-06 Stephen F. King , Patrick Otto Ludl

The histogram-probabilistic multi-hypothesis tracker (H-PMHT) is a parametric approach to solving the multi-target track-before-detect (TBD) problem, using expectation maximisation (EM). A key limitation of this method is the assumption of…

信号处理 · 电气工程与系统科学 2025-11-12 Lukas Herrmann , Ángel F. García-Fernández , Edmund F. Brekke

Mixture models, such as Gaussian mixture models, are widely used in machine learning to represent complex data distributions. A key challenge, especially in high-dimensional settings, is to determine the mixture order and estimate the…

最优化与控制 · 数学 2025-09-30 Srećko Đurašinović , Jean-Bernard Lasserre , Victor Magron

Urban intersections put high demands on fully automated vehicles, in particular, if occlusion occurs. In order to resolve such and support vehicles in unclear situations, a popular approach is the utilization of additional information from…

信号处理 · 电气工程与系统科学 2019-08-07 Martin Herrmann , Johannes Müller , Jan Strohbeck , Michael Buchholz

In this paper, we study the partial multi-label (PML) image classification problem, where each image is annotated with a candidate label set consists of multiple relevant labels and other noisy labels. Existing PML methods typically design…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Feng Sun , Ming-Kun Xie , Sheng-Jun Huang

The generalized labeled multi-Bernoulli (GLMB) is a family of tractable models that alleviates the limitations of the Poisson family in dynamic Bayesian inference of point processes. In this paper, we derive closed form expressions for the…

统计计算 · 统计学 2015-10-20 Michael Beard , Ba-Tuong Vo , Ba-Ngu Vo , Sanjeev Arulampalam