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Collision-free navigation in cluttered environments with static and dynamic obstacles is essential for many multi-robot tasks. Dynamic obstacles may also be interactive, i.e., their behavior varies based on the behavior of other entities.…

机器人学 · 计算机科学 2024-05-21 Baskın Şenbaşlar , Gaurav S. Sukhatme

This paper evaluates the impact of three system models on the reference trajectory tracking error of the LQR optimal controller, in the challenging problem of guidance and control of the state of a system under strong perturbations and…

系统与控制 · 电气工程与系统科学 2025-09-18 Piotr Łaszkiewicz , Maria Carvalho , Cláudia Soares , Pedro Lourenço

Lattice Boltzmann method (LBM) is a promising approach to solving Computational Fluid Dynamics (CFD) problems, however, its nature of memory-boundness limits nearly all LBM algorithms' performance on modern computer architectures. This…

分布式、并行与集群计算 · 计算机科学 2022-08-11 Yuankun Fu , Fengguang Song

We introduce the so called DeepParticle method to learn and generate invariant measures of stochastic dynamical systems with physical parameters based on data computed from an interacting particle method (IPM). We utilize the expressiveness…

机器学习 · 计算机科学 2022-06-22 Zhongjian Wang , Jack Xin , Zhiwen Zhang

We present Latent Diffeomorphic Dynamic Mode Decomposition (LDDMD), a new data reduction approach for the analysis of non-linear systems that combines the interpretability of Dynamic Mode Decomposition (DMD) with the predictive power of…

机器学习 · 计算机科学 2025-08-04 Willem Diepeveen , Jon Schwenk , Andrea Bertozzi

Support Vector Machines (SVM), a popular machine learning technique, has been applied to a wide range of domains such as science, finance, and social networks for supervised learning. Whether it is identifying high-risk patients by…

分布式、并行与集群计算 · 计算机科学 2014-06-20 Jeyanthi Narasimhan , Abhinav Vishnu , Lawrence Holder , Adolfy Hoisie

The supervised machine learning (ML) approach is applied to realize the trajectory-based nonadiabatic dynamics within the framework of the symmetrical quasi-classical dynamics method based on the Meyer-Miller mapping Hamiltonian (MM-SQC).…

量子物理 · 物理学 2022-07-13 Kunni Lin , Jiawei Peng , Chao Xu , Feng Long Gu , Zhenggang Lan

Automatic modulation recognition (AMR) is a promising technology for intelligent communication receivers to detect signal modulation schemes. Recently, the emerging deep learning (DL) research has facilitated high-performance DL-AMR…

信号处理 · 电气工程与系统科学 2021-10-12 Fuxin Zhang , Chunbo Luo , Jialang Xu , Yang Luo

Molecular dynamics (MD) simulations are useful in obtaining thermodynamic and kinetic properties of bio-molecules but are limited by the timescale barrier, i.e., we may be unable to efficiently obtain properties because we need to run…

化学物理 · 物理学 2017-08-23 Surl-Hee Ahn , Jay W. Grate , Eric F. Darve

Dense associative memories (DAM), are widespread models in artificial intelligence used for pattern recognition tasks; computationally, they have been proven to be robust against adversarial input and theoretically, leveraging their analogy…

无序系统与神经网络 · 物理学 2022-11-09 Elena Agliari , Alberto Fachechi , Chiara Marullo

Detecting change points sequentially in a streaming setting, especially when both the mean and the variance of the signal can change, is often a challenging task. A key difficulty in this context often involves setting an appropriate…

统计方法学 · 统计学 2022-11-01 Nauman Ahad , Mark A. Davenport , Yao Xie

Diffusion-based visuomotor policies excel at learning complex robotic tasks by effectively combining visual data with high-dimensional, multi-modal action distributions. However, diffusion models often suffer from slow inference due to…

机器人学 · 计算机科学 2025-08-08 Haoran Ding , Noémie Jaquier , Jan Peters , Leonel Rozo

The paper explores the use of dynamic adaptation gain/step size (DAG) for improving the adaptation transient performance of variable step-size LMS (VS-LMS) adaptation algorithms. A generic form for the implementation of the DAG within the…

最优化与控制 · 数学 2024-04-22 Ioan Doré Landau , Dariusz Bismor , Tudor-Bogdan Airimitoaie , Bernard Vau , Gabriel Buche

Through theoretical and experimental validation, unlike all existing adaptive methods like Adam which penalize frequently-changing parameters and are only applicable to sparse gradients, we propose the simplest SGD enhanced method,…

机器学习 · 计算机科学 2023-10-04 Gongyue Zhang , Dinghuang Zhang , Shuwen Zhao , Donghan Liu , Carrie M. Toptan , Honghai Liu

Recently, Unmanned Aerial Vehicles (UAVs) are increasingly being investigated to collect sensory data in post-disaster monitoring scenarios, such as tsunamis, where early actions are critical to limit coastal damage. A major challenge is to…

Multivariate time-series forecasting, as a typical problem in the field of time series prediction, has a wide range of applications in weather forecasting, traffic flow prediction, and other scenarios. However, existing works do not…

机器学习 · 计算机科学 2026-01-30 Tianhao Zhang , Shusen Ma , Yu Kang , Yun-Bo Zhao

Alternating Direction Method of Multipliers (ADMM) algorithm has been widely adopted for solving the distributed optimization problem (DOP). In this paper, a new distributed parallel ADMM algorithm is proposed, which allows the agents to…

最优化与控制 · 数学 2021-11-23 Ziye Liu , Fanghong Guo , Wei Wang , Xiaoqun Wu

Dynamical system (DS)-based learning from demonstration (LfD) is a powerful tool for generating motion plans in the operation (`task') space of robotic systems. However, the realization of the generated motion plans is often compromised by…

机器人学 · 计算机科学 2025-11-14 Eshika Pathak , Ahmed Aboudonia , Sandeep Banik , Naira Hovakimyan

We propose a neural network-based approach that computes a stable and generalizing metric (LSiM) to compare data from a variety of numerical simulation sources. We focus on scalar time-dependent 2D data that commonly arises from motion and…

机器学习 · 计算机科学 2021-01-29 Georg Kohl , Kiwon Um , Nils Thuerey

This work proposes the Lattice Boltzmann Model (LBM) to learn real-world pixel dynamicity for visual tracking. LBM decomposes visual representations into dynamic pixel lattices and solves pixel motion states through collision-streaming…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Guangze Zheng , Shijie Lin , Haobo Zuo , Si Si , Ming-Shan Wang , Changhong Fu , Jia Pan