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Performing accurate localization while maintaining the low-level communication bandwidth is an essential challenge of multi-robot simultaneous localization and mapping (MR-SLAM). In this paper, we tackle this problem by generating a compact…

Robotics · Computer Science 2023-03-16 Xiyue Guo , Junjie Hu , Hujun Bao , Guofeng Zhang

Existing state-of-the-art human pose estimation methods require heavy computational resources for accurate predictions. One promising technique to obtain an accurate yet lightweight pose estimator is knowledge distillation, which distills…

Computer Vision and Pattern Recognition · Computer Science 2022-02-21 Zheng Li , Jingwen Ye , Mingli Song , Ying Huang , Zhigeng Pan

We address the problem of estimating the alignment pose between two models using structure-specific local descriptors. Our descriptors are generated using a combination of 2D image data and 3D contextual shape data, resulting in a set of…

Computer Vision and Pattern Recognition · Computer Science 2017-08-24 Anders Glent Buch , Dirk Kraft , Joni-Kristian Kamarainen , Henrik Gordon Petersen , Norbert Krüger

Recently, Bird's-Eye-View (BEV) representation has gained increasing attention in multi-view 3D object detection, which has demonstrated promising applications in autonomous driving. Although multi-view camera systems can be deployed at low…

Computer Vision and Pattern Recognition · Computer Science 2022-12-02 Jianing Li , Ming Lu , Jiaming Liu , Yandong Guo , Li Du , Shanghang Zhang

Image-based object pose estimation sounds amazing because in real applications the shape of object is oftentimes not available or not easy to take like photos. Although it is an advantage to some extent, un-explored shape information in 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Zhidan Liu , Zhen Xing , Xiangdong Zhou , Yijiang Chen , Guichun Zhou

Recent work on 4D point cloud sequences has attracted a lot of attention. However, obtaining exhaustively labeled 4D datasets is often very expensive and laborious, so it is especially important to investigate how to utilize raw unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2022-12-21 Zhuoyang Zhang , Yuhao Dong , Yunze Liu , Li Yi

Low-shot object counting addresses estimating the number of previously unobserved objects in an image using only few or no annotated test-time exemplars. A considerable challenge for modern low-shot counters are dense regions with small…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Grega Šuštar , Jer Pelhan , Alan Lukežič , Matej Kristan

In this work we present a novel approach to joint semantic localisation and scene understanding. Our work is motivated by the need for localisation algorithms which not only predict 6-DoF camera pose but also simultaneously recognise…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Ignas Budvytis , Marvin Teichmann , Tomas Vojir , Roberto Cipolla

In this paper, we propose the LiDAR Distillation to bridge the domain gap induced by different LiDAR beams for 3D object detection. In many real-world applications, the LiDAR points used by mass-produced robots and vehicles usually have…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Yi Wei , Zibu Wei , Yongming Rao , Jiaxin Li , Jie Zhou , Jiwen Lu

Monocular 3D object detection is a low-cost but challenging task, as it requires generating accurate 3D localization solely from a single image input. Recent developed depth-assisted methods show promising results by using explicit depth…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Zizhang Wu , Yunzhe Wu , Jian Pu , Xianzhi Li , Xiaoquan Wang

3D Gaussian Splatting (3DGS) has exhibited remarkable efficacy in novel view synthesis (NVS). However, it suffers from a significant drawback: achieving high-fidelity rendering typically necessitates a large number of 3D Gaussians,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Lintao Xiang , Xinkai Chen , Jianhuang Lai , Guangcong Wang

Large neural models (such as Transformers) achieve state-of-the-art performance for information retrieval (IR). In this paper, we aim to improve distillation methods that pave the way for the resource-efficient deployment of such models in…

Although multi-view 3D object detection based on the Bird's-Eye-View (BEV) paradigm has garnered widespread attention as an economical and deployment-friendly perception solution for autonomous driving, there is still a performance gap…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Zheng Jiang , Jinqing Zhang , Yanan Zhang , Qingjie Liu , Zhenghui Hu , Baohui Wang , Yunhong Wang

In this paper, we focus on developing knowledge distillation (KD) for compact 3D detectors. We observe that off-the-shelf KD methods manifest their efficacy only when the teacher model and student counterpart share similar intermediate…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Yanjing Li , Sheng Xu , Mingbao Lin , Jihao Yin , Baochang Zhang , Xianbin Cao

Estimating the pose of objects through vision is essential to make robotic platforms interact with the environment. Yet, it presents many challenges, often related to the lack of flexibility and generalizability of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Francesco Di Felice , Alberto Remus , Stefano Gasperini , Benjamin Busam , Lionel Ott , Federico Tombari , Roland Siegwart , Carlo Alberto Avizzano

Object pose estimation is an important component of most vision pipelines for embodied agents, as well as in 3D vision more generally. In this paper we tackle the problem of estimating the pose of novel object categories in a zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Walter Goodwin , Sagar Vaze , Ioannis Havoutis , Ingmar Posner

2D/3D human pose estimation is needed to develop novel intelligent tools for the operating room that can analyze and support the clinical activities. The lack of annotated data and the complexity of state-of-the-art pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Vinkle Srivastav , Afshin Gangi , Nicolas Padoy

Human pose estimation has been widely applied in the human-centric understanding and generation, but most existing state-of-the-art human pose estimation methods require heavy computational resources for accurate predictions. In order to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Zhangjian Ji , Wenjin Zhang , Shaotong Qiao , Kai Feng , Yuhua Qian

For relocalization in large-scale point clouds, we propose the first approach that unifies global place recognition and local 6DoF pose refinement. To this end, we design a Siamese network that jointly learns 3D local feature detection and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-21 Juan Du , Rui Wang , Daniel Cremers

In the history of knowledge distillation, the focus has once shifted over time from logit-based to feature-based approaches. However, this transition has been revisited with the advent of Decoupled Knowledge Distillation (DKD), which…

Machine Learning · Computer Science 2025-12-05 Bowen Zheng , Ran Cheng