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相关论文: SSC3OD: Sparsely Supervised Collaborative 3D Objec…

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At present, the anchor-based or anchor-free models that use LiDAR point clouds for 3D object detection use the center assigner strategy to infer the 3D bounding boxes. However, in a real world scene, the LiDAR can only acquire a limited…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Ruiqi Ma , Chi Chen , Bisheng Yang , Deren Li , Haiping Wang , Yangzi Cong , Zongtian Hu

After learning a new object category from image-level annotations (with no object bounding boxes), humans are remarkably good at precisely localizing those objects. However, building good object localizers (i.e., detectors) currently…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Zitian Chen , Zhiqiang Shen , Jiahui Yu , Erik Learned-Miller

While current 3D object recognition research mostly focuses on the real-time, onboard scenario, there are many offboard use cases of perception that are largely under-explored, such as using machines to automatically generate high-quality…

计算机视觉与模式识别 · 计算机科学 2021-03-10 Charles R. Qi , Yin Zhou , Mahyar Najibi , Pei Sun , Khoa Vo , Boyang Deng , Dragomir Anguelov

Point cloud salient object detection has attracted the attention of researchers in recent years. Since existing works do not fully utilize the geometry context of 3D objects, blurry boundaries are generated when segmenting objects with…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Chen Wang , Liyuan Zhang , Le Hui , Qi Liu , Yuchao Dai

Masked autoencoders (MAE) have shown tremendous potential for self-supervised learning (SSL) in vision and beyond. However, point clouds from LiDARs used in automated driving are particularly challenging for MAEs since large areas of the 3D…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Mohamed Abdelsamad , Michael Ulrich , Claudius Gläser , Abhinav Valada

Unsupervised domain adaptation for LiDAR-based 3D object detection (3D UDA) based on the teacher-student architecture with pseudo labels has achieved notable improvements in recent years. Although it is quite popular to collect point clouds…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Shenao Zhao , Pengpeng Liang , Zhoufan Yang

3D object detection plays an important role in autonomous driving and other robotics applications. However, these detectors usually require training on large amounts of annotated data that is expensive and time-consuming to collect.…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Jianren Wang , Haiming Gang , Siddharth Ancha , Yi-Ting Chen , David Held

Object detection in sonar images is a key technology in underwater detection systems. Compared to natural images, sonar images contain fewer texture details and are more susceptible to noise, making it difficult for non-experts to…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Chengzhou Li , Ping Guo , Guanchen Meng , Qi Jia , Jinyuan Liu , Zhu Liu , Xiaokang Liu , Yu Liu , Zhongxuan Luo , Xin Fan

Most of the existing single-stage and two-stage 3D object detectors are anchor-based methods, while the efficient but challenging anchor-free single-stage 3D object detection is not well investigated. Recent studies on 2D object detection…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Jiale Li , Hang Dai , Ling Shao , Yong Ding

This paper presents Multi-view Labelling Object Detector (MLOD). The detector takes an RGB image and a LIDAR point cloud as input and follows the two-stage object detection framework. A Region Proposal Network (RPN) generates 3D proposals…

计算机视觉与模式识别 · 计算机科学 2019-09-11 Jian Deng , Krzysztof Czarnecki

Current 3D object detection methods for indoor scenes mainly follow the voting-and-grouping strategy to generate proposals. However, most methods utilize instance-agnostic groupings, such as ball query, leading to inconsistent semantic…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Yun Zhu , Le Hui , Yaqi Shen , Jin Xie

Current Semi-Supervised Object Detection (SSOD) methods enhance detector performance by leveraging large amounts of unlabeled data, assuming that both labeled and unlabeled data share the same label space. However, in open-set scenarios,…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Xinhao Zhong , Siyu Jiao , Yao Zhao , Yunchao Wei

Estimating 3D orientation and translation of objects is essential for infrastructure-less autonomous navigation and driving. In case of monocular vision, successful methods have been mainly based on two ingredients: (i) a network generating…

计算机视觉与模式识别 · 计算机科学 2020-02-25 Zechen Liu , Zizhang Wu , Roland Tóth

Whilst the availability of 3D LiDAR point cloud data has significantly grown in recent years, annotation remains expensive and time-consuming, leading to a demand for semi-supervised semantic segmentation methods with application domains…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Li Li , Hubert P. H. Shum , Toby P. Breckon

The impressive advancements in semi-supervised learning have driven researchers to explore its potential in object detection tasks within the field of computer vision. Semi-Supervised Object Detection (SSOD) leverages a combination of a…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Tahira Shehzadi , Ifza , Didier Stricker , Muhammad Zeshan Afzal

The LiDAR-based multi-agent and single-agent perception has shown promising performance in environmental understanding for robots and automated vehicles. However, there is no existing method that simultaneously solves both multi-agent and…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Haochen Yang , Baolu Li , Lei Li , Delin Ren , Jiacheng Guo , Minghai Qin , Tianyun Zhang , Hongkai Yu

Object classification using LiDAR 3D point cloud data is critical for modern applications such as autonomous driving. However, labeling point cloud data is labor-intensive as it requires human annotators to visualize and inspect the 3D data…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Ziwei Wang , Reza Arablouei , Jiajun Liu , Paulo Borges , Greg Bishop-Hurley , Nicholas Heaney

3D object detection in point clouds is a core component for modern robotics and autonomous driving systems. A key challenge in 3D object detection comes from the inherent sparse nature of point occupancy within the 3D scene. In this paper,…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Pei Sun , Mingxing Tan , Weiyue Wang , Chenxi Liu , Fei Xia , Zhaoqi Leng , Dragomir Anguelov

3D object detection is a critical task in autonomous driving. Recently multi-modal fusion-based 3D object detection methods, which combine the complementary advantages of LiDAR and camera, have shown great performance improvements over…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Hao Liu , Zhuoran Xu , Dan Wang , Baofeng Zhang , Guan Wang , Bo Dong , Xin Wen , Xinyu Xu

Open-set semi-supervised object detection (OSSOD) task leverages practical open-set unlabeled datasets that comprise both in-distribution (ID) and out-of-distribution (OOD) instances for conducting semi-supervised object detection (SSOD).…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Zerun Wang , Ling Xiao , Liuyu Xiang , Zhaotian Weng , Toshihiko Yamasaki