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We propose an online algorithm for tracking a multidimensional time-varying parameter of a time series, which is also allowed to be a predictable process with respect to the underlying time series. The algorithm is driven by a gain…

统计理论 · 数学 2013-11-15 Eduard Belitser , Paulo Serra

We study active object tracking, where a tracker takes as input the visual observation (i.e., frame sequence) and produces the camera control signal (e.g., move forward, turn left, etc.). Conventional methods tackle the tracking and the…

计算机视觉与模式识别 · 计算机科学 2018-06-04 Wenhan Luo , Peng Sun , Fangwei Zhong , Wei Liu , Tong Zhang , Yizhou Wang

The performance of tracking algorithms strongly depends on the chosen model assumptions regarding the target dynamics. If there is a strong mismatch between the chosen model and the true object motion, the track quality may be poor or the…

机器学习 · 统计学 2024-10-15 Isabel Schlangen , André Brandenburger , Mengwei Sun , James R. Hopgood

Randomized Stepped Frequency Radar (RSFR) is very attractive for tasks under complex electromagnetic environment. Due to the synthetic high range resolution in RSRFs, a target usually occupies a series of range cells and is called an…

信号处理 · 电气工程与系统科学 2021-10-05 Lei Wang , Tianyao Huang , Yimin Liu

In this paper, a B-spline chained multiple random matrices representation is proposed to model geometric characteristics of an elongated deformable object. The hyper degrees of freedom structure of the elongated deformable object make its…

机器人学 · 计算机科学 2020-04-14 Gang Yao , Ryan Saltus , Ashwin Dani

End-effector trajectory tracking algorithms find joint motions that drive robot manipulators to track reference trajectories. In practical scenarios, anytime algorithms are preferred for their ability to quickly generate initial motions and…

机器人学 · 计算机科学 2025-02-07 Yeping Wang , Michael Gleicher

Multiobject tracking provides situational awareness that enables new applications for modern convenience, public safety, and homeland security. This paper presents a factor graph formulation and a particle-based sum-product algorithm (SPA)…

信号处理 · 电气工程与系统科学 2021-12-15 Florian Meyer , Jason L. Williams

Relying on recent advances in statistical estimation of covariance distances based on random matrix theory, this article proposes an improved covariance and precision matrix estimation for a wide family of metrics. The method is shown to…

机器学习 · 统计学 2021-02-03 Malik Tiomoko , Florent Bouchard , Guillaume Ginholac , Romain Couillet

Agile control of mobile manipulator is challenging because of the high complexity coupled by the robotic system and the unstructured working environment. Tracking and grasping a dynamic object with a random trajectory is even harder. In…

机器人学 · 计算机科学 2020-06-09 Cong Wang , Qifeng Zhang , Qiyan Tian , Shuo Li , Xiaohui Wang , David Lane , Yvan Petillot , Ziyang Hong , Sen Wang

Randomized iterative methods have gained recent interest in machine learning and signal processing for solving large-scale linear systems. One such example is the randomized Douglas-Rachford (RDR) method, which updates the iterate by…

数值分析 · 数学 2025-06-13 Liqi Guo , Ruike Xiang , Deren Han , Jiaxin Xie

In this work, we propose a new method to track extended targets of different shapes such as ellipses, rectangles and rhombi. We provide an analytical framework to express these shapes as superelliptical contours and propose a Bayesian…

信号处理 · 电气工程与系统科学 2025-02-04 Oğul Can Yurdakul , Mehmet Çetinkaya , Enescan Çelebi , Emre Özkan

We introduce Masked Trajectory Models (MTM) as a generic abstraction for sequential decision making. MTM takes a trajectory, such as a state-action sequence, and aims to reconstruct the trajectory conditioned on random subsets of the same…

机器学习 · 计算机科学 2023-05-05 Philipp Wu , Arjun Majumdar , Kevin Stone , Yixin Lin , Igor Mordatch , Pieter Abbeel , Aravind Rajeswaran

As a video task, Multiple Object Tracking (MOT) is expected to capture temporal information of targets effectively. Unfortunately, most existing methods only explicitly exploit the object features between adjacent frames, while lacking the…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Ruopeng Gao , Limin Wang

Data association-based multiple object tracking (MOT) involves multiple separated modules processed or optimized differently, which results in complex method design and requires non-trivial tuning of parameters. In this paper, we present an…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Peng Chu , Haibin Ling

Traditional radar and integrated sensing and communication (ISAC) systems often approximate targets as point sources, a simplification that fails to capture the essential scattering characteristics for many applications. This paper presents…

信号处理 · 电气工程与系统科学 2025-05-01 Baptiste Sambon , François De Saint Moulin , Guillaume Thiran , Claude Oestges , Luc Vandendorpe

Multi-object Tracking (MOT) generally can be split into two sub-tasks, i.e., detection and association. Many previous methods follow the tracking by detection paradigm, which first obtain detections at each frame and then associate them…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Mingfei Chen , Yue Liao , Si Liu , Fei Wang , Jenq-Neng Hwang

An approach of mobile multi-agent pursuit based on application of self-organizing feature map (SOFM) and along with that reinforcement learning based on agent group role membership function (AGRMF) model is proposed. This method promotes…

人工智能 · 计算机科学 2020-06-30 Muhammad Zuhair Qadir , Songhao Piao , Haiyang Jiang , Mohammed El Habib Souidi

Object tracking is an important step in robotics and reautonomous driving pipelines, which has to generalize to previously unseen and complex objects. Existing high-performing methods often rely on pre-captured object views to build…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Nikolai Goncharov , James L. Gray , Donald G. Dansereau

An adaptive parametric reduced-order modeling method based on interpolating poles of reduced-order models is proposed in this paper. To guarantee correct interpolation, a pole-matching process is conducted to determine which poles of two…

数值分析 · 数学 2019-08-05 Yao Yue , Lihong Feng , Peter Benner

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