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We develop a general optimization-theoretic framework for Bregman-Variational Learning Dynamics (BVLD), a new class of operator-based updates that unify Bayesian inference, mirror descent, and proximal learning under time-varying…

Optimization and Control · Mathematics 2025-10-24 Jinho Cha , Youngchul Kim , Jungmin Shin , Jaeyoung Cho , Seon Jin Kim , Junyeol Ryu

In this work, we offer a theoretical analysis of two modern optimization techniques for training large and complex models: (i) adaptive optimization algorithms, such as Adam, and (ii) the model exponential moving average (EMA).…

Machine Learning · Computer Science 2024-10-31 Kwangjun Ahn , Ashok Cutkosky

We study a system of Fokker-Planck equations recently introduced to describe the temporal evolution of statistical distributions of population densities with predator-prey interactions. At the macroscopic level, the system recovers a…

Analysis of PDEs · Mathematics 2026-03-11 Giuseppe Toscani , Mattia Zanella

Video generative models have emerged as a promising robotics backbone, capable of generating videos that depict the completion of complex tasks across embodiments and environments. Recent work proposes robot foundation models that jointly…

Robotics · Computer Science 2026-05-28 Sizhe Lester Li , Evan Kim , Xingjian Bai , Tong Zhao , Tao Pang , Max Simchowitz , Vincent Sitzmann

We consider rare transitions induced by colored noise excitation in multistable systems. We show that undesirable transitions can be mitigated by a simple time-delay feedback control if the control parameters are judiciously chosen. We…

Dynamical Systems · Mathematics 2021-09-15 Konstantinos Mamis , Mohammad Farazmand

One of the most important challenges of Smart City Applications is to adapt the system to interact with non-expert users. Robot imitation frameworks aim to simplify and reduce times of robot programming by allowing users to program directly…

Robotics · Computer Science 2024-02-02 Raul Fernandez-Fernandez , Juan G. Victores , David Estevez , Carlos Balaguer

Scaling up robot learning is hindered by the scarcity of robotic demonstrations, whereas human videos offer a vast, untapped source of interaction data. However, bridging the embodiment gap between human hands and robot arms remains a…

Robotics · Computer Science 2026-04-14 Yifu Xu , Bokai Lin , Xinyu Zhan , Hongjie Fang , Yong-Lu Li , Cewu Lu , Lixin Yang

In autonomous driving, deep learning enabled motion prediction is a popular topic. A critical gap in traditional motion prediction methodologies lies in ensuring equivariance under Euclidean geometric transformations and maintaining…

Robotics · Computer Science 2025-08-05 Yuping Wang , Jier Chen

Current end-to-end autonomous driving methods typically learn only from expert planning data collected from a single ego vehicle, severely limiting the diversity of learnable driving policies and scenarios. However, a critical yet…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Lin Liu , Caiyan Jia , Ziying Song , Hongyu Pan , Bencheng Liao , Wenchao Sun , Yongchang Zhang , Lei Yang , Yandan Luo

The spatio-temporal evolution of the energetic particles in the transport time scale in tokamak plasmas is a key issue of the plasmas confinement, especially in burning plasmas. In order to include sources and sinks and collisional slowing…

Plasma Physics · Physics 2024-05-20 Guo Meng , Philipp Lauber , Zhixin Lu , Andreas Bergmann , Mirelle Schneider

Recent works have shown how realistic talking face images can be obtained under the supervision of geometry guidance, e.g., facial landmark or boundary. To alleviate the demand for manual annotations, in this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Xianfang Zeng , Yusu Pan , Mengmeng Wang , Jiangning Zhang , Yong Liu

A new method has been developed for the correction of the distortions and/or enhanced phase differentiation in Electron Backscatter Diffraction (EBSD) data. Using a multi-modal data approach, the method uses segmented images of the phase of…

Data Analysis, Statistics and Probability · Physics 2019-03-11 Marie-Agathe Charpagne , Florian Strub , Tresa M. Pollock

The estimation of optical flow and 6-DoF ego-motion, two fundamental tasks in 3D vision, has typically been addressed independently. For neuromorphic vision (e.g., event cameras), however, the lack of robust data association makes solving…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Wenpu Li , Bangyan Liao , Yi Zhou , Qi Xu , Pian Wan , Peidong Liu

Kinetic equations are crucial for modeling non-equilibrium phenomena, but their computational complexity is a challenge. This paper presents a data-driven approach using reduced order models (ROM) to efficiently model non-equilibrium flows…

Fluid Dynamics · Physics 2023-10-09 Julian Koellermeier , Philipp Krah , Julius Reiss , Zachary Schellin

We consider the steady-state behavior of pairs of active particles having different persistence times and diffusivities. To this purpose we employ the active Ornstein-Uhlenbeck model, where the particles are driven by colored noises with…

Soft Condensed Matter · Physics 2018-01-17 René Wittmann , Joseph M. Brader , Abhinav Sharma , Umberto Marini Bettolo Marconi

Evolutionary algorithms (EAs) serve as powerful black-box optimizers inspired by biological evolution. However, most existing EAs predominantly focus on heuristic operators such as crossover and mutation, while usually overlooking…

Neural and Evolutionary Computing · Computer Science 2026-01-21 Kaichen Ouyang , Mingyang Yu , Zong Ke , Junbo Jacob Lian , Shengwei Fu , Xiaoyang Hao , Shengju Yu , Dayu Hu

The generalization of vision-language-action (VLA) models heavily relies on diverse training data. However, acquiring large-scale data for robot manipulation across varied object appearances is costly and labor-intensive. To address this…

Artificial Intelligence · Computer Science 2026-03-17 Zhehao Dong , Xiaofeng Wang , Zheng Zhu , Yirui Wang , Yang Wang , Yukun Zhou , Boyuan Wang , Chaojun Ni , Runqi Ouyang , Wenkang Qin , Xinze Chen , Yun Ye , Guan Huang , Zhen Lu , Yue Yang

This paper proposes a data-driven motion-planning framework for nonlinear systems that constructs a sequence of overlapping invariant polytopes. Around each randomly sampled waypoint, the algorithm identifies a convex admissible region and…

Systems and Control · Electrical Eng. & Systems 2025-08-04 Babak Esmaeili , Hamidreza Modares , Stefano Di Cairano

A CFD-driven deterministic symbolic identification algorithm for learning explicit algebraic Reynolds-stress models (EARSM) from high-fidelity data is developed building on the frozen-training SpaRTA algorithm of [1]. Corrections for the…

Fluid Dynamics · Physics 2022-03-14 I. Ben Hassan SaÏdi , M. Schmelzer , P. Cinnella , F. Grasso

The algorithms used to train neural networks, like stochastic gradient descent (SGD), have close parallels to natural processes that navigate a high-dimensional parameter space -- for example protein folding or evolution. Our study uses a…

Machine Learning · Computer Science 2023-06-07 Shishir Adhikari , Alkan Kabakçıoğlu , Alexander Strang , Deniz Yuret , Michael Hinczewski