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This paper presents the implementation of a perceptual system for a mobile robot. The system is designed and installed with modern sensors and multi-point communication channels. The goal is to equip the robot with a high level of…

机器人学 · 计算机科学 2017-01-05 T. T. Hoang , P. M. Duong , N. T. T. Van , D. A. Viet , T. Q. Vinh

This paper tackles the intricate task of jointly estimating state and parameters in data assimilation for stochastic dynamical systems that are affected by noise and observed only partially. While the concept of ``optimal filtering'' serves…

最优化与控制 · 数学 2023-12-19 Feng Bao , Guannan Zhang , Zezhong Zhang

The Kalman filter (KF) is a widely-used algorithm for tracking the latent state of a dynamical system from noisy observations. For systems that are well-described by linear Gaussian state space models, the KF minimizes the mean-squared…

信号处理 · 电气工程与系统科学 2022-10-13 Shunit Truzman , Guy Revach , Nir Shlezinger , Itzik Klein

In the field of sensor fusion and state estimation for object detection and localization, ensuring accurate tracking in dynamic environments poses significant challenges. Traditional methods like the Kalman Filter (KF) often fail when…

机器人学 · 计算机科学 2024-10-15 Khaled Gabr , Mohamed Abdelkader , Imen Jarraya , Abdullah AlMusalami , Anis Koubaa

Accurate estimation of power system dynamics is very important for the enhancement of power system reliability, resilience, security, and stability of power system. With the increasing integration of inverter-based distributed energy…

系统与控制 · 电气工程与系统科学 2020-12-14 Narayan Bhusal , Mukesh Gautam

The frequency-domain Kalman filter (FKF) has been utilized in many audio signal processing applications due to its fast convergence speed and robustness. However, the performance of the FKF in under-modeling situations has not been…

信号处理 · 电气工程与系统科学 2019-02-20 Wenzhi Fan , Kai Chen , Jing Lu , Jiancheng Tao

Robustness and adaptivity are two competing objectives in Kalman filters (KF). Robustness involves temporarily inflating prior estimates of noise covariances, while adaptivity updates prior beliefs by exploiting measurements. In practical…

信息论 · 计算机科学 2026-05-11 Shilei Li , Dawei Shi , Hao Yu , Ling Shi

Traditional Kalman filter (KF) is derived under the well-known minimum mean square error (MMSE) criterion, which is optimal under Gaussian assumption. However, when the signals are non-Gaussian, especially when the system is disturbed by…

机器学习 · 统计学 2015-09-16 Badong Chen , Xi Liu , Haiquan Zhao , José C. Príncipe

The Ensemble Kalman Filter (EnKF), as a fundamental data assimilation approach, has been widely used in many fields of the sciences and engineering. When the state variable is of high dimensional accompanied with high resolution…

统计方法学 · 统计学 2025-09-18 Shouxia Wang , Hao-Xuan Sun , Song Xi Chen

In this paper, we study the collaborative state fusion problem in a multi-agent environment, where mobile agents collaborate to track movable targets. Due to the limited sensing range and potential errors of on-board sensors, it is…

机器学习 · 计算机科学 2024-10-22 Tianlong Zhou , Jun Shang , Weixiong Rao

Tracking people in a video sequence is one of the fields of interest in computer vision. It has broad applications in motion capture and surveillance. However, due to the complexity of human dynamic structure, detecting and tracking are not…

图像与视频处理 · 电气工程与系统科学 2018-06-19 Hiliwi Leake Kidane

Uncertain parameters of state-space models have always been a considerable problem. Consider Kalman filter (CKF) and desensitized Kalman filter (DKF) are two methods to solve this problem. Based on the sensitivity matrix respected to the…

信息论 · 计算机科学 2015-03-31 Taishan Lou

We study the problem of optimal estimation and control of linear systems using quantized measurements, with a focus on applications over sensor networks. We show that the state conditioned on a causal quantization of the measurements can be…

信息论 · 计算机科学 2015-03-13 Ravi Teja Sukhavasi , Babak Hassibi

This paper investigates the use of depth images as localisation sensors for 3D map building. The localisation information is derived from the 3D data thanks to the ICP (Iterative Closest Point) algorithm. The covariance of the ICP, and thus…

机器人学 · 计算机科学 2012-05-17 Thibault Hervier , Silvère Bonnabel , François Goulette

We design and analyse the performance of a multilevel ensemble Kalman filter method (MLEnKF) for filtering settings where the underlying state-space model is an infinite-dimensional spatio-temporal process. We consider underlying models…

数值分析 · 数学 2020-03-11 Alexey Chernov , Håkon Hoel , Kody J. H. Law , Fabio Nobile , Raul Tempone

In millimeter-wave (mmWave) systems, beamforming is needed to overcome harsh channel environments. As a promising beamforming solution, lens antenna array (LAA) implementation can provide a cost-effective solution without notable…

信号处理 · 电气工程与系统科学 2020-11-03 Liza Afeef , Murat Karabacak , Hüseyin Arslan

In the Internet of Things (IoT) paradigm, distributed sensors and actuators can observe and act on their environment, communicating wirelessly. In this context, filtering the observations and tracking the network and environment state over…

信号处理 · 电气工程与系统科学 2019-09-13 Federico Chiariotti

A sequential estimator based on the Ensemble Kalman Filter for Data Assimilation of fluid flows is presented in this research work. The main feature of this estimator is that the Kalman filter update, which relies on the determination of…

计算工程、金融与科学 · 计算机科学 2021-07-28 Gabriel Moldovan , Guillame Lehnasch , Laurent Cordier , Marcello Meldi

Although the unscented Kalman filter (UKF) is applicable to nonlinear systems, it turns out that, for linear systems, UKF does not specialize to the classical Kalman filter. This situation suggests that it may be advantageous to modify UKF…

系统与控制 · 电气工程与系统科学 2021-04-05 Ankit Goel , Dennis S. Bernstein

We introduce KFD-NeRF, a novel dynamic neural radiance field integrated with an efficient and high-quality motion reconstruction framework based on Kalman filtering. Our key idea is to model the dynamic radiance field as a dynamic system…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Yifan Zhan , Zhuoxiao Li , Muyao Niu , Zhihang Zhong , Shohei Nobuhara , Ko Nishino , Yinqiang Zheng