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We introduce a method for constructing reduced-order models directly from videos of dynamical systems. The method uses a non-intrusive tracking to isolate the motion of a user-selected part in the video of an autonomous dynamical system. In…

Dynamical Systems · Mathematics 2024-06-14 Antony Yang , Joar Axås , Fanni Kádár , Gábor Stépán , George Haller

A common practice in metric learning is to train and test an embedding model for each dataset. This dataset-specific approach fails to simulate real-world scenarios that involve multiple heterogeneous distributions of data. In this regard,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Sungyeon Kim , Donghyun Kim , Suha Kwak

We present GEM, a Generalizable Ego-vision Multimodal world model that predicts future frames using a reference frame, sparse features, human poses, and ego-trajectories. Hence, our model has precise control over object dynamics, ego-agent…

We introduce physics-informed multimodal autoencoders (PIMA) - a variational inference framework for discovering shared information in multimodal scientific datasets representative of high-throughput testing. Individual modalities are…

Machine Learning · Computer Science 2022-02-08 Nathaniel Trask , Carianne Martinez , Kookjin Lee , Brad Boyce

Precise video retrieval requires multi-modal correlations to handle unseen vocabulary and scenes, becoming more complex for lengthy videos where models must perform effectively without prior training on a specific dataset. We introduce a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Mohamed Eltahir , Osamah Sarraj , Mohammed Bremoo , Mohammed Khurd , Abdulrahman Alfrihidi , Taha Alshatiri , Mohammad Almatrafi , Tanveer Hussain

Multimodal foundation models that can holistically process text alongside images, video, audio, and other sensory modalities are increasingly used in a variety of real-world applications. However, it is challenging to characterize and study…

Dynamical systems form the foundation of scientific discovery, traditionally modeled with predefined state variables such as the angle and angular velocity, and differential equations such as the equation of motion for a single pendulum. We…

Systems and Control · Electrical Eng. & Systems 2025-04-25 Kuang Huang , Dong Heon Cho , Boyuan Chen

Inferring dynamics from time series is an important objective in data analysis. In particular, it is challenging to infer stochastic dynamics given incomplete data. We propose an expectation maximization (EM) algorithm that iterates between…

Data Analysis, Statistics and Probability · Physics 2021-08-25 Sangwon Lee , Vipul Periwal , Junghyo Jo

Multimodal Deep Learning enhances decision-making by integrating diverse information sources, such as texts, images, audio, and videos. To develop trustworthy multimodal approaches, it is essential to understand how uncertainty impacts…

Machine Learning · Computer Science 2025-08-14 Grigor Bezirganyan , Sana Sellami , Laure Berti-Équille , Sébastien Fournier

EEG-based recognition of activities and states involves the use of prior neuroscience knowledge to generate quantitative EEG features, which may limit BCI performance. Although neural network-based methods can effectively extract features,…

Machine Learning · Computer Science 2023-03-30 Zhengqing Miao , Xin Zhang , Meirong Zhao , Dong Ming

Turbulence mitigation (TM) is highly ill-posed due to the stochastic nature of atmospheric turbulence. Most methods rely on multiple frames recorded by conventional cameras to capture stable patterns in natural scenarios. However, they…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Xiaoran Zhang , Jian Ding , Yuxing Duan , Haoyue Liu , Gang Chen , Yi Chang , Luxin Yan

We present MAMMA, a markerless motion-capture pipeline that accurately recovers SMPL-X parameters from multi-view video of two-person interaction sequences. Traditional motion-capture systems rely on physical markers. Although they offer…

The current paper implements a methodology for automatically detecting vehicle maneuvers from vehicle telemetry data under naturalistic driving settings. Previous approaches have treated vehicle maneuver detection as a classification…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Armstrong Aboah , Yaw Adu-Gyamfi , Senem Velipasalar Gursoy , Jennifer Merickel , Matt Rizzo , Anuj Sharma

Recently, action recognition has been dominated by transformer-based methods, thanks to their spatiotemporal contextual aggregation capacities. However, despite the significant progress achieved on scene-related datasets, they do not…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Peiqin Zhuang , Lei Bai , Yichao Wu , Ding Liang , Luping Zhou , Yali Wang , Wanli Ouyang

Dynamical systems are ubiquitous within science and engineering, from turbulent flow across aircraft wings to structural variability of proteins. Although some systems are well understood and simulated, scientific imaging often confronts…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Ali SaraerToosi , Renbo Tu , Kamyar Azizzadenesheli , Aviad Levis

Gesture recognition is a much studied research area which has myriad real-world applications including robotics and human-machine interaction. Current gesture recognition methods have focused on recognising isolated gestures, and existing…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Harshala Gammulle , Simon Denman , Sridha Sridharan , Clinton Fookes

Large Language Models (LLMs) have allowed recent LLM-based approaches to achieve excellent performance on long-video understanding benchmarks. We investigate how extensive world knowledge and strong reasoning skills of underlying LLMs…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Kanchana Ranasinghe , Xiang Li , Kumara Kahatapitiya , Michael S. Ryoo

In this article, we introduce a modular hybrid analysis and modeling (HAM) approach to account for hidden physics in reduced order modeling (ROM) of parameterized systems relevant to fluid dynamics. The hybrid ROM framework is based on…

Computational Physics · Physics 2020-04-22 Suraj Pawar , Shady E. Ahmed , Omer San , Adil Rasheed

In autonomous driving, relying solely on frame-based cameras can lead to inaccuracies caused by factors like long exposure times, high-speed motion, and challenging lighting conditions. To address these issues, we introduce a bio-inspired…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Hu Cao , Jiong Liu , Xingzhuo Yan , Rui Song , Yan Xia , Walter Zimmer , Guang Chen , Alois Knoll

In e-commerce, accurately extracting product attribute values from multimodal data is crucial for improving user experience and operational efficiency of retailers. However, previous approaches to multimodal attribute value extraction often…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Henry Peng Zou , Gavin Heqing Yu , Ziwei Fan , Dan Bu , Han Liu , Peng Dai , Dongmei Jia , Cornelia Caragea