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Accurate predictions of pollutant concentrations at new locations are often of interest in air pollution studies on fine particulate matters (PM$_{2.5}$), in which data is usually not measured at all study locations. PM$_{2.5}$ is also a…

应用统计 · 统计学 2020-05-19 Phuong T. Vu , Timothy V. Larson , Adam A. Szpiro

Target motion analysis with wideband passive sonar has received much attention. Maximum likelihood probabilistic data-association (ML-PDA) represents an asymptotically efficient estimator for deterministic target motion, and is especially…

信息论 · 计算机科学 2013-04-10 D. Ciuonzo , P. K. Willett , Y. Bar-Shalom

Many Multi-Object Tracking (MOT) approaches exploit motion information to associate all the detected objects across frames. However, many methods that rely on filtering-based algorithms, such as the Kalman Filter, often work well in linear…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Xudong Han , Nobuyuki Oishi , Yueying Tian , Elif Ucurum , Rupert Young , Chris Chatwin , Philip Birch

Multi-view feature has been proved to be very effective in many multimedia applications. However, the current back-end classifiers cannot make full use of such features. In this paper, we propose a method to model the multi-faceted…

机器学习 · 计算机科学 2017-07-10 Ziqiang Shi , Liu Liu , Mengjiao Wang , Rujie Liu

Due to their shorter operating range and large bandwidth, automotive radars can resolve many reflections from their targets of interest, mainly vehicles. This calls for the use of extended-target models in place of simpler and more…

信号处理 · 电气工程与系统科学 2022-07-12 Nil Garcia , Alessio Fascista , Angelo Coluccia , Henk Wymeersch , Canan Aydogdu , Rico Mendrzik , Gonzalo Seco-Granados

The probabilistic principal component analysis (PPCA) is built upon a global linear mapping, with which it is insufficient to model complex data variation. This paper proposes a mixture of bilateral-projection probabilistic principal…

计算机视觉与模式识别 · 计算机科学 2016-01-08 Fujiao Ju , Yanfeng Sun , Junbin Gao , Simeng Liu , Yongli Hu

Cross-view matching refers to the problem of finding the closest match for a given query ground view image to one from a database of aerial images. If the aerial images are geotagged, then the closest matching aerial image can be used to…

机器人学 · 计算机科学 2020-11-17 Deeksha Dixit , Surabhi Verma , Pratap Tokekar

This paper proposes a novel multi-target tracking (MTT) algorithm for scenarios with arbitrary numbers of measurements per target. We propose the variational probabilistic multi-hypothesis tracking (VPMHT) algorithm based on the variational…

信息论 · 计算机科学 2021-10-26 Shuoyuan Xu , Hyo-Sang Shin , Antonios Tsourdos

Multisensor track-to-track fusion for target tracking involves two primary operations: track association and estimation fusion. For estimation fusion, lossless measurement transformation of sensor measurements has been proposed for single…

信息论 · 计算机科学 2023-04-03 Haiqi Liu , Jiajie Sun , Xuqi Zhang , Fanqin Meng , Xiaojing Shen , Pramod K. Varshney

This paper proposes an improved prediction update for extended target tracking with the random matrix model. A key innovation is to employ a generalised non-central inverse Wishart distribution to model the state transition density of the…

信号处理 · 电气工程与系统科学 2021-05-27 Nathan J. Bartlett , Chris Renton , Adrian G. Wills

The extensive application of unmanned aerial vehicles (UAVs) in military reconnaissance, environmental monitoring, and related domains has created an urgent need for accurate and efficient multi-object tracking (MOT) technologies, which are…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Juanqin Liu , Leonardo Plotegher , Eloy Roura , Shaoming He

Probabilistic methods for point set registration have demonstrated competitive results in recent years. These techniques estimate a probability distribution model of the point clouds. While such a representation has shown promise, it is…

计算机视觉与模式识别 · 计算机科学 2018-10-24 Felix Järemo Lawin , Martin Danelljan , Fahad Shahbaz Khan , Per-Erik Forssén , Michael Felsberg

Size, weight, and power constrained platforms impose constraints on computational resources that introduce unique challenges in implementing localization algorithms. We present a framework to perform fast localization on such platforms…

机器人学 · 计算机科学 2018-04-02 Aditya Dhawale , Kumar Shaurya Shankar , Nathan Michael

The existence and consistency of a maximum likelihood estimator for the joint probability distribution of random parameters in discrete-time abstract parabolic systems are established by taking a nonparametric approach in the context of a…

统计方法学 · 统计学 2023-04-26 Lernik Asserian , Susan E. Luczak , I. G. Rosen

A novel strategy is proposed to improve the accuracy of state estimation and reconstruction from low-fidelity models and sparse data from sensors. This strategy combines ensemble Data Assimilation (DA) and Machine Learning (ML) tools,…

流体动力学 · 物理学 2025-01-31 Miguel M. Valero , Marcello Meldi

This paper presents a machine learning approach to multidimensional item response theory (MIRT), a class of latent factor models that can be used to model and predict student performance from observed assessment data. Inspired by…

机器学习 · 统计学 2025-01-08 Yoav Bergner , Peter F. Halpin , Jill-Jênn Vie

Robust road segmentation is a key challenge in self-driving research. Though many image-based methods have been studied and high performances in dataset evaluations have been reported, developing robust and reliable road segmentation is…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Huafeng Liu , Yazhou Yao , Zeren Sun , Xiangrui Li , Ke Jia , Zhenmin Tang

It is often of interest to perform clustering on longitudinal data, yet it is difficult to formulate an intuitive model for which estimation is computationally feasible. We propose a model-based clustering method for clustering objects that…

统计方法学 · 统计学 2020-05-19 Daniel K. Sewell , Yuguo Chen , William Bernhard , Tracy Sulkin

We address the challenge of tracking an unknown number of targets in strong clutter environments using measurements from a radar sensor. Leveraging the range-Doppler spectra information, we identify the measurement classes, which serve as…

机器学习 · 计算机科学 2023-10-20 Xianglong Bai , Zengfu Wang , Quan Pan , Tao Yun , Hua Lan

This paper is concerned with the problem of tracking single or multiple targets with multiple non-target specific observations (measurements). For such filtering problems with data association uncertainty, a novel feedback control-based…

概率论 · 数学 2014-04-18 Tao Yang , Prashant G. Mehta
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