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Related papers: Efficient streaming dynamic mode decomposition

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Deep learning-based image compression has made great progresses recently. However, many leading schemes use serial context-adaptive entropy model to improve the rate-distortion (R-D) performance, which is very slow. In addition, the…

Image and Video Processing · Electrical Eng. & Systems 2023-09-07 Haisheng Fu , Feng Liang , Jie Liang , Yongqiang Wang , Guohe Zhang , Jingning Han

A novel data-driven method of modal analysis for complex flow dynamics, termed as reduced-order variational mode decomposition (RVMD), has been proposed, combining the idea of the separation of variables and a state-of-the-art nonstationary…

Fluid Dynamics · Physics 2022-09-27 Zi-Mo Liao , Zhiye Zhao , Liang-Bing Chen , Zhen-Hua Wan , Nan-Sheng Liu , Xi-Yun Lu

Dynamic SLAM methods jointly estimate for the static and dynamic scene components, however existing approaches, while accurate, are computationally expensive and unsuitable for online applications. In this work, we present the first…

Robotics · Computer Science 2025-09-11 Jesse Morris , Yiduo Wang , Viorela Ila

Most of the existing methods for sparse signal recovery assume a static system: the unknown signal is a finite-length vector for which a fixed set of linear measurements and a sparse representation basis are available and an L1-norm…

Information Theory · Computer Science 2013-06-17 M. Salman Asif , Justin Romberg

In this paper, we propose a novel approach that aims to offer an alternative to the prevalent paradigm to dynamic slicing construction. Dynamic slicing requires dynamic data and control dependencies that arise in an execution. During a…

Software Engineering · Computer Science 2022-11-10 Ivan Postolski , Victor Braberman , Diego Garbervetsky , Sebastian Uchitel

In this paper a streaming weak-SINDy algorithm is developed specifically for compressing streaming scientific data. The production of scientific data, either via simulation or experiments, is undergoing an stage of exponential growth, which…

Machine Learning · Computer Science 2024-10-04 Benjamin P. Russo , M. Paul Laiu , Richard Archibald

We introduce StreamDiffusion, a real-time diffusion pipeline designed for interactive image generation. Existing diffusion models are adept at creating images from text or image prompts, yet they often fall short in real-time interaction.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Akio Kodaira , Chenfeng Xu , Toshiki Hazama , Takanori Yoshimoto , Kohei Ohno , Shogo Mitsuhori , Soichi Sugano , Hanying Cho , Zhijian Liu , Masayoshi Tomizuka , Kurt Keutzer

Diffusion-based image compression methods have achieved notable progress, delivering high perceptual quality at low bitrates. However, their practical deployment is hindered by significant inference latency and heavy computational overhead,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Yiwen Jia , Hao Wei , Yanhui Zhou , Chenyang Ge

Long-sequence streaming 3D reconstruction remains a significant open challenge. Existing autoregressive models often fail when processing long sequences because they anchor poses to the first frame, leading to attention decay, scale drift,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Chong Cheng , Xianda Chen , Tao Xie , Wei Yin , Weiqiang Ren , Qian Zhang , Xiaoyang Guo , Hao Wang

Modern video codecs and learning-based approaches struggle for semantic reconstruction at extremely low bit-rates due to reliance on low-level spatiotemporal redundancies. Generative models, especially diffusion models, offer a new paradigm…

Image and Video Processing · Electrical Eng. & Systems 2026-02-06 Maojun Zhang , Haotian Wu , Richeng Jin , Deniz Gunduz , Krystian Mikolajczyk

Online reconstruction of dynamic scenes is significant as it enables learning scenes from live-streaming video inputs, while existing offline dynamic reconstruction methods rely on recorded video inputs. However, previous online…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Youngsik Yun , Jeongmin Bae , Hyunseung Son , Seoha Kim , Hahyun Lee , Gun Bang , Youngjung Uh

High-dimensional streaming data are becoming increasingly ubiquitous in many fields. They often lie in multiple low-dimensional subspaces, and the manifold structures may change abruptly on the time scale due to pattern shift or occurrence…

Machine Learning · Statistics 2022-04-13 Ruiyu Xu , Jianguo Wu , Xiaowei Yue , Yongxiang Li

Redundancy is a persistent challenge in Capsule Networks (CapsNet),leading to high computational costs and parameter counts. Although previous works have introduced pruning after the initial capsule layer, dynamic routing's fully connected…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Xinyu Geng , Jiaming Wang , Jiawei Gong , Yuerong Xue , Jun Xu , Fanglin Chen , Xiaolin Huang

An efficient and flexible engine for computing fixed points is critical for many practical applications. In this paper, we firstly present a goal-directed fixed point computation strategy in the logic programming paradigm. The strategy…

Programming Languages · Computer Science 2007-05-23 Hai-Feng Guo , Gopal Gupta

Video compression relies heavily on exploiting the temporal redundancy between video frames, which is usually achieved by estimating and using the motion information. The motion information is represented as optical flows in most of the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-12 Chuanbo Tang , Xihua Sheng , Zhuoyuan Li , Haotian Zhang , Li Li , Dong Liu

Streaming video requires handling dynamic information density under strict latency budgets. Yet, existing methods typically employ static strategies, such as fixed memory compression or reliance on a single model, forcing a trade-off: fast…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Jinming Liu , Jianguo Huang , Zhaoyang Jia , Jiahao Li , Xiaoyi Zhang , Zongyu Guo , Bin Li , Wenjun Zeng , Yan Lu , Xin Jin

We demonstrate that the integration of the recently developed dynamic mode decomposition (DMD) with a multi-resolution analysis allows for a decomposition method capable of robustly separating complex systems into a hierarchy of…

Dynamical Systems · Mathematics 2015-06-02 J. Nathan Kutz , Xing Fu , Steven L. Brunton

In this paper, we present an approach to image enhancement with diffusion model in underwater scenes. Our method adapts conditional denoising diffusion probabilistic models to generate the corresponding enhanced images by using the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Yi Tang , Takafumi Iwaguchi , Hiroshi Kawasaki

We develop a framework for efficient streaming reconstructions of turbulent velocity fluctuations from limited sensor measurements with the goal of enabling real-time applications. The reconstruction process is simplified by computing…

Fluid Dynamics · Physics 2023-06-29 Rahul Arun , H. Jane Bae , Beverley J. McKeon

This paper proposes a mode multigrid (MMG) method, and applies it to accelerate the convergence of the steady state flow on unstructured grids. The dynamic mode decomposition (DMD) technique is used to analyze the convergence process of…

Computational Physics · Physics 2018-02-27 Yilang Liu , Weiwei Zhang , Jiaqing Kou
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