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One of the solutions of depth imaging of moving scene is to project a static pattern on the object and use just a single image for reconstruction. However, if the motion of the object is too fast with respect to the exposure time of the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-03 Yuki Shiba , Satoshi Ono , Ryo Furukawa , Shinsaku Hiura , Hiroshi Kawasaki

Current Deep Learning methods for environment segmentation and velocity estimation rely on Convolutional Recurrent Neural Networks to exploit spatio-temporal relationships within obtained sensor data. These approaches derive scene dynamics…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Marco Braun , Moritz Luszek , Mirko Meuter , Dominic Spata , Kevin Kollek , Anton Kummert

Reconstructing dense geometry for dynamic scenes from a monocular video is a critical yet challenging task. Recent memory-based methods enable efficient online reconstruction, but they fundamentally suffer from a Memory Demand Dilemma: The…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Xudong Cai , Shuo Wang , Peng Wang , Yongcai Wang , Zhaoxin Fan , Wanting Li , Tianbao Zhang , Jianrong Tao , Yeying Jin , Deying Li

This paper accelerates video perception, such as semantic segmentation and human pose estimation, by levering cross-frame redundancies. Unlike the existing approaches, which avoid redundant computations by warping the past features using…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Davide Abati , Haitam Ben Yahia , Markus Nagel , Amirhossein Habibian

Most SLAM algorithms are based on the assumption that the scene is static. However, in practice, most scenes are dynamic which usually contains moving objects, these methods are not suitable. In this paper, we introduce DymSLAM, a dynamic…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Chenjie Wang , Bin Luo , Yun Zhang , Qing Zhao , Lu Yin , Wei Wang , Xin Su , Yajun Wang , Chengyuan Li

Compared to current AI or robotic systems, humans navigate their environment with ease, making tasks such as data collection trivial. However, humans find it harder to model complex relationships hidden in the data. AI systems, especially…

Artificial Intelligence · Computer Science 2022-06-17 Ryan Nguyen , Rahul Rai

Quality-Diversity (QD) algorithms have emerged as a powerful optimization paradigm with the aim of generating a set of high-quality and diverse solutions. To achieve such a challenging goal, QD algorithms require maintaining a large archive…

Machine Learning · Computer Science 2024-06-07 Ren-Jian Wang , Ke Xue , Cong Guan , Chao Qian

Change detection, i.e. identification per pixel of changes for some classes of interest from a set of bi-temporal co-registered images, is a fundamental task in the field of remote sensing. It remains challenging due to unrelated forms of…

Computer Vision and Pattern Recognition · Computer Science 2021-09-20 Foivos I. Diakogiannis , François Waldner , Peter Caccetta

Motion, as the uniqueness of a video, has been critical to the development of video understanding models. Modern deep learning models leverage motion by either executing spatio-temporal 3D convolutions, factorizing 3D convolutions into…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Fuchen Long , Zhaofan Qiu , Yingwei Pan , Ting Yao , Jiebo Luo , Tao Mei

3D reconstruction plays an increasingly important role in modern photogrammetric systems. Conventional satellite or aerial-based remote sensing (RS) platforms can provide the necessary data sources for the 3D reconstruction of large-scale…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 San Jiang , Kan You , Yaxin Li , Duojie Weng , Wu Chen

In this paper, we address the problem of dynamic scene deblurring in the presence of motion blur. Restoration of images affected by severe blur necessitates a network design with a large receptive field, which existing networks attempt to…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Kuldeep Purohit , A. N. Rajagopalan

We propose a self-supervised feature learning assisted reconstruction (SSFL-Recon) framework for MRI reconstruction to address the limitation of existing supervised learning methods. Although recent deep learning-based methods have shown…

Image and Video Processing · Electrical Eng. & Systems 2025-05-30 Siying Xu , Marcel Früh , Kerstin Hammernik , Andreas Lingg , Jens Kübler , Patrick Krumm , Daniel Rueckert , Sergios Gatidis , Thomas Küstner

Existing keyframe-based motion synthesis mainly focuses on the generation of cyclic actions or short-term motion, such as walking, running, and transitions between close postures. However, these methods will significantly degrade the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Junjun Pan , Siyuan Wang , Junxuan Bai , Ju Dai

Modeling 4D scenes requires capturing both spatial structure and temporal motion, which is challenging due to the need for physically consistent representations of complex rigid and non-rigid motions. Existing approaches mainly rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Weidong Qiao , Wangmeng Zuo , Hui Li

Under extreme operating conditions, characterized by high particle multiplicity and heavily overlapping shower energy deposits, classical particle flow algorithms encounter pronounced limitations in resolution, efficiency, and accuracy. To…

Instrumentation and Detectors · Physics 2025-05-13 Yu Wang , Yangguang Zhang , Shengxiang Lin , Xingyi Zhang , Han Zhang

Reliable 3D dynamic perception requires models that can anticipate motion beyond predefined categories, yet progress is hindered by the scarcity of dense, high-quality motion annotations. While self-supervision on unlabeled real data offers…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Qingwen Zhang , Xiaomeng Zhu , Chenhan Jiang , Patric Jensfelt

A common challenge in continual learning (CL) is catastrophic forgetting, where the performance on old tasks drops after new, additional tasks are learned. In this paper, we propose a novel framework called ReCL to slow down forgetting in…

Machine Learning · Computer Science 2025-03-04 Pascal Janetzky , Tobias Schlagenhauf , Stefan Feuerriegel

We present a new dataset condensation framework termed Squeeze, Recover and Relabel (SRe$^2$L) that decouples the bilevel optimization of model and synthetic data during training, to handle varying scales of datasets, model architectures…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Zeyuan Yin , Eric Xing , Zhiqiang Shen

Text-driven human motion generation is an emerging task in animation and humanoid robot design. Existing algorithms directly generate the full sequence which is computationally expensive and prone to errors as it does not pay special…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Zichen Geng , Caren Han , Zeeshan Hayder , Jian Liu , Mubarak Shah , Ajmal Mian

In recent years, the development of Large Language Models (LLMs) has significantly advanced, extending their capabilities to multimodal tasks through Multimodal Large Language Models (MLLMs). However, video understanding remains a…