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Vision transformers have recently emerged as an effective alternative to convolutional networks for action recognition. However, vision transformers still struggle with geometric variations prevalent in video data. This paper proposes a…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Jinhui Ye , Jiaming Zhou , Hui Xiong , Junwei Liang

Connected and automated vehicles (CAVs) are supposed to share the road with human-driven vehicles (HDVs) in a foreseeable future. Therefore, considering the mixed traffic environment is more pragmatic, as the well-planned operation of CAVs…

Systems and Control · Electrical Eng. & Systems 2024-09-05 Xishun Liao , Xuanpeng Zhao , Ziran Wang , Zhouqiao Zhao , Kyungtae Han , Rohit Gupta , Matthew J. Barth , Guoyuan Wu

Current 6D object pose estimation methods usually require a 3D model for each object. These methods also require additional training in order to incorporate new objects. As a result, they are difficult to scale to a large number of objects…

Computer Vision and Pattern Recognition · Computer Science 2020-06-15 Keunhong Park , Arsalan Mousavian , Yu Xiang , Dieter Fox

Object detection on drone-captured scenarios is a recent popular task. As drones always navigate in different altitudes, the object scale varies violently, which burdens the optimization of networks. Moreover, high-speed and low-altitude…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Xingkui Zhu , Shuchang Lyu , Xu Wang , Qi Zhao

Urban spatial evolution is manifested not only through horizontal expansion but also through vertical structural changes. Consequently, jointly capturing 2D semantic changes and 3D height changes is essential for urban morphology analysis…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Luqi Zhang , Zhen Dong , Bisheng Yang

Robots and other smart devices need efficient object-based scene representations from their on-board vision systems to reason about contact, physics and occlusion. Recognized precise object models will play an important role alongside…

Computer Vision and Pattern Recognition · Computer Science 2020-04-10 Kentaro Wada , Edgar Sucar , Stephen James , Daniel Lenton , Andrew J. Davison

The detection of anomalies or transitions in complex dynamical systems is of critical importance to various applications. In this study, we propose the use of machine learning to detect changepoints for high-dimensional dynamical systems.…

Dynamical Systems · Mathematics 2023-05-18 Sen Lin , Gianmarco Mengaldo , Romit Maulik

Developing methods to understand and control defect formation in nanomaterials offers a promising route for materials discovery. Monolayer MX2 phases represent a particularly compelling case for defect engineering of nanomaterials due to…

Materials Science · Physics 2023-05-05 Addis S. Fuhr , Panchapakesan Ganesh , Rama K. Vasudevan , Bobby G. Sumpter

Recent camera-based 3D object detection methods have introduced sequential frames to improve the detection performance hoping that multiple frames would mitigate the large depth estimation error. Despite improved detection performance,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Sanmin Kim , Youngseok Kim , In-Jae Lee , Dongsuk Kum

Copy detection patterns (CDP) present an efficient technique for product protection against counterfeiting. However, the complexity of studying CDP production variability often results in time-consuming and costly procedures, limiting CDP…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Yury Belousov , Olga Taran , Vitaliy Kinakh , Slava Voloshynovskiy

Markerless motion capture has become an active field of research in computer vision in recent years. Its extensive applications are known in a great variety of fields, including computer animation, human motion analysis, biomedical…

Computer Vision and Pattern Recognition · Computer Science 2022-01-10 Doan Duy Vo , Russell Butler

As capturing devices become common, 3D scans of interior spaces are acquired on a daily basis. Through scene comparison over time, information about objects in the scene and their changes is inferred. This information is important for…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Aikaterini Adam , Konstantinos Karantzalos , Lazaros Grammatikopoulos , Torsten Sattler

Object detection, one of the three main tasks of computer vision, has been used in various applications. The main process is to use deep neural networks to extract the features of an image and then use the features to identify the class and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Wenshuo Li

We present a new dataset for 6-DoF pose estimation of known objects, with a focus on robotic manipulation research. We propose a set of toy grocery objects, whose physical instantiations are readily available for purchase and are…

Robotics · Computer Science 2022-12-19 Stephen Tyree , Jonathan Tremblay , Thang To , Jia Cheng , Terry Mosier , Jeffrey Smith , Stan Birchfield

Object identification is one of the most fundamental and difficult issues in computer vision. It aims to discover object instances in real pictures from a huge number of established categories. In recent years, deep learning-based object…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Venkata Beri

This paper introduces key machine learning operations that allow the realization of robust, joint 6D pose estimation of multiple instances of objects either densely packed or in unstructured piles from RGB-D data. The first objective is to…

Robotics · Computer Science 2019-10-14 Chaitanya Mitash , Bowen Wen , Kostas Bekris , Abdeslam Boularias

The concept of a digital twin has exploded in popularity over the past decade, yet confusion around its plurality of definitions, its novelty as a new technology, and its practical applicability still exists, all despite numerous reviews,…

Machine Learning · Computer Science 2022-06-27 Brian Kunzer , Mario Berges , Artur Dubrawski

Graph matching aims to establish correspondences between vertices of graphs such that both the node and edge attributes agree. Various learning-based methods were recently proposed for finding correspondences between image key points based…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Zhenzhang Ye , Tarun Yenamandra , Florian Bernard , Daniel Cremers

Most model-free visual object tracking methods formulate the tracking task as object location estimation given by a 2D segmentation or a bounding box in each video frame. We argue that this representation is limited and instead propose to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Denys Rozumnyi , Jiri Matas , Marc Pollefeys , Vittorio Ferrari , Martin R. Oswald

Robust 6DoF pose estimation with mobile devices is the foundation for applications in robotics, augmented reality, and digital twin localization. In this paper, we extensively investigate the robustness of existing RGBD-based 6DoF pose…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Zixun Huang , Keling Yao , Seth Z. Zhao , Chuanyu Pan , Allen Y. Yang