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Related papers: DSGN: Deep Stereo Geometry Network for 3D Object D…

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There have been attempts to detect 3D objects by fusion of stereo camera images and LiDAR sensor data or using LiDAR for pre-training and only monocular images for testing, but there have been less attempts to use only monocular image…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Curie Kim , Ue-Hwan Kim , Jong-Hwan Kim

Denoising Diffusion Probabilistic Models (DDPMs) have shown success in robust 3D object detection tasks. Existing methods often rely on the score matching from 3D boxes or pre-trained diffusion priors. However, they typically require…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 Wentao Qu , Guofeng Mei , Jing Wang , Yujiao Wu , Xiaoshui Huang , Liang Xiao

Recently, three-dimensional (3D) detection based on stereo images has progressed remarkably; however, most advanced methods adopt anchor-based two-dimensional (2D) detection or depth estimation to address this problem. Nevertheless, high…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Yuguang Shi , Yu Guo , Zhenqiang Mi , Xinjie Li

In this study, a deep-learning-based multi-stage network architecture called Multi-Stage Depth Prediction Network (MSDPN) is proposed to predict a dense depth map using a 2D LiDAR and a monocular camera. Our proposed network consists of a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Hyungtae Lim , Hyeonjae Gil , Hyun Myung

Due to the inherent ill-posed nature of 2D-3D projection, monocular 3D object detection lacks accurate depth recovery ability. Although the deep neural network (DNN) enables monocular depth-sensing from high-level learned features, the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Qing Lian , Peiliang Li , Xiaozhi Chen

In this paper, we propose a graph neural network to detect objects from a LiDAR point cloud. Towards this end, we encode the point cloud efficiently in a fixed radius near-neighbors graph. We design a graph neural network, named Point-GNN,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-04 Weijing Shi , Ragunathan , Rajkumar

In this paper, we tackle the problem of grasping transparent and specular objects. This issue holds importance, yet it remains unsolved within the field of robotics due to failure of recover their accurate geometry by depth cameras. For the…

Robotics · Computer Science 2025-05-27 Jun Shi , Yong A , Yixiang Jin , Dingzhe Li , Haoyu Niu , Zhezhu Jin , He Wang

Detecting and localizing objects in the real 3D space, which plays a crucial role in scene understanding, is particularly challenging given only a monocular image due to the geometric information loss during imagery projection. We propose…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Zengyi Qin , Jinglu Wang , Yan Lu

Variable scene layouts and coexisting objects across scenes make indoor scene recognition still a challenging task. Leveraging object information within scenes to enhance the distinguishability of feature representations has emerged as a…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Chuanxin Song , Hanbo Wu , Xin Ma

While conventional depth estimation can infer the geometry of a scene from a single RGB image, it fails to estimate scene regions that are occluded by foreground objects. This limits the use of depth prediction in augmented and virtual…

Computer Vision and Pattern Recognition · Computer Science 2019-05-09 Helisa Dhamo , Keisuke Tateno , Iro Laina , Nassir Navab , Federico Tombari

Most of stereo vision works are focusing on computing the dense pixel disparity of a given pair of left and right images. A camera pair usually required lens undistortion and stereo calibration to provide an undistorted epipolar line…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Ynjiun Paul Wang

Generalizable 3D Gaussian Splatting reconstruction showcases advanced Image-to-3D content creation but requires substantial computational resources and large datasets, posing challenges to training models from scratch. Current methods…

Computer Vision and Pattern Recognition · Computer Science 2026-01-05 Xiufeng Huang , Ka Chun Cheung , Runmin Cong , Simon See , Renjie Wan

Monocular 3D object detection is a cost-effective solution for applications like autonomous driving and robotics, but remains fundamentally ill-posed due to inherently ambiguous depth cues. Recent DETR-based methods attempt to mitigate this…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Soyul Lee , Seungmin Baek , Dongbo Min

Deep neural networks (DNNs) have shown remarkable performance improvements on vision-related tasks such as object detection or image segmentation. Despite their success, they generally lack the understanding of 3D objects which form the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Hiroharu Kato , Deniz Beker , Mihai Morariu , Takahiro Ando , Toru Matsuoka , Wadim Kehl , Adrien Gaidon

Event cameras offer a promising avenue for multi-view stereo depth estimation and Simultaneous Localization And Mapping (SLAM) due to their ability to detect blur-free 3D edges at high-speed and over broad illumination conditions. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Diego Hitzges , Suman Ghosh , Guillermo Gallego

As the perception range of LiDAR increases, LiDAR-based 3D object detection becomes a dominant task in the long-range perception task of autonomous driving. The mainstream 3D object detectors usually build dense feature maps in the network…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Lue Fan , Feng Wang , Naiyan Wang , Zhaoxiang Zhang

Localizing objects and estimating their extent in 3D is an important step towards high-level 3D scene understanding, which has many applications in Augmented Reality and Robotics. We present ODAM, a system for 3D Object Detection,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kejie Li , Daniel DeTone , Steven Chen , Minh Vo , Ian Reid , Hamid Rezatofighi , Chris Sweeney , Julian Straub , Richard Newcombe

Neural Radiance Fields (NeRF) have been adapted for indoor 3D Object Detection (3DOD), offering a promising approach to indoor 3DOD via view-synthesis representation. But its implicit nature limits representational capacity. Recently, 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Yang Cao , Yuanliang Ju , Dan Xu

3D object detection is an essential part of automated driving, and deep neural networks (DNNs) have achieved state-of-the-art performance for this task. However, deep models are notorious for assigning high confidence scores to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Chengjie Huang , Van Duong Nguyen , Vahdat Abdelzad , Christopher Gus Mannes , Luke Rowe , Benjamin Therien , Rick Salay , Krzysztof Czarnecki

This paper proposes an innovative object detector by leveraging deep features learned in high-level layers. Compared with features produced in earlier layers, the deep features are better at expressing semantic and contextual information.…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Wenchi Ma , Yuanwei Wu , Feng Cen , Guanghui Wang