English
Related papers

Related papers: Deep Height Decoupling for Precise Vision-based 3D…

200 papers

3D semantic occupancy prediction is crucial for finely representing the surrounding environment, which is essential for ensuring the safety in autonomous driving. Existing fusion-based occupancy methods typically involve performing a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-07 Ji Zhang , Yiran Ding , Zixin Liu

Knowing the exact 3D location of workers and robots in a collaborative environment enables several real applications, such as the detection of unsafe situations or the study of mutual interactions for statistical and social purposes. In…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Alessandro Simoni , Stefano Pini , Guido Borghi , Roberto Vezzani

Interest point descriptors have fueled progress on almost every problem in computer vision. Recent advances in deep neural networks have enabled task-specific learned descriptors that outperform hand-crafted descriptors on many problems. We…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Mohammed E. Fathy , Quoc-Huy Tran , M. Zeeshan Zia , Paul Vernaza , Manmohan Chandraker

3D object recognition accuracy can be improved by learning the multi-scale spatial features from 3D spatial geometric representations of objects such as point clouds, 3D models, surfaces, and RGB-D data. Current deep learning approaches…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Sambit Ghadai , Xian Lee , Aditya Balu , Soumik Sarkar , Adarsh Krishnamurthy

Monocular 3D human pose estimation (HPE) often encounters challenges such as depth ambiguity and occlusion during the 2D-to-3D lifting process. Additionally, traditional methods may overlook multi-scale skeleton features when utilizing…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Bing Han , Yuhua Huang , Pan Gao

Hashing is an efficient method for nearest neighbor search in large-scale data space by embedding high-dimensional feature descriptors into a similarity preserving Hamming space with a low dimension. However, large-scale high-speed…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Chenggang Yan , Biao Gong , Yuxuan Wei , Yue Gao

Camera-based 3D Semantic Occupancy Prediction (SOP) is crucial for understanding complex 3D scenes from limited 2D image observations. Existing SOP methods typically aggregate contextual features to assist the occupancy representation…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Bohan Li , Jiajun Deng , Yasheng Sun , Xiaofeng Wang , Xin Jin , Wenjun Zeng

Camera-based 3D semantic occupancy prediction offers an efficient and cost-effective solution for perceiving surrounding scenes in autonomous driving. However, existing works rely on explicit occupancy state inference, leading to numerous…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Naiyu Fang , Zheyuan Zhou , Kang Wang , Ruibo Li , Lemiao Qiu , Shuyou Zhang , Zhe Wang , Guosheng Lin

Accurate camera models are essential for photogrammetry applications such as 3D mapping and object localization, particularly for long distances. Various stereo-camera based 3D localization methods are available but are limited to few…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Ami Pandat , Punna Rajasekhar , G. Aravamuthan , Gopika Vinod , Rohit Shukla

Accurately predicting 3D occupancy grids from visual inputs is critical for autonomous driving, but current discriminative methods struggle with noisy data, incomplete observations, and the complex structures inherent in 3D scenes. In this…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Yunshen Wang , Yicheng Liu , Tianyuan Yuan , Yingshi Liang , Xiuyu Yang , Honggang Zhang , Hang Zhao

This paper proposes a novel concept to directly match feature descriptors extracted from 2D images with feature descriptors extracted from 3D point clouds. We use this concept to directly localize images in a 3D point cloud. We generate a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Uzair Nadeem , Mohammed Bennamoun , Roberto Togneri , Ferdous Sohel

Many robotic tasks involving some form of 3D visual perception greatly benefit from a complete knowledge of the working environment. However, robots often have to tackle unstructured environments and their onboard visual sensors can only…

Computer Vision and Pattern Recognition · Computer Science 2022-10-24 Andrea Rosasco , Stefano Berti , Fabrizio Bottarel , Michele Colledanchise , Lorenzo Natale

Inferring 3D locations and shapes of multiple objects from a single 2D image is a long-standing objective of computer vision. Most of the existing works either predict one of these 3D properties or focus on solving both for a single object.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Feng Liu , Xiaoming Liu

Merging multi-exposure images is a common approach for obtaining high dynamic range (HDR) images, with the primary challenge being the avoidance of ghosting artifacts in dynamic scenes. Recent methods have proposed using deep neural…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Zhilu Zhang , Haoyu Wang , Shuai Liu , Xiaotao Wang , Lei Lei , Wangmeng Zuo

We propose a system that learns to detect objects and infer their 3D poses in RGB-D images. Many existing systems can identify objects and infer 3D poses, but they heavily rely on human labels and 3D annotations. The challenge here is to…

Computer Vision and Pattern Recognition · Computer Science 2020-11-02 Mihir Prabhudesai , Shamit Lal , Hsiao-Yu Fish Tung , Adam W. Harley , Shubhankar Potdar , Katerina Fragkiadaki

The recovery of occluded human meshes presents challenges for current methods due to the difficulty in extracting effective image features under severe occlusion. In this paper, we introduce DPMesh, an innovative framework for occluded…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Yixuan Zhu , Ao Li , Yansong Tang , Wenliang Zhao , Jie Zhou , Jiwen Lu

Articulated hand pose and shape estimation is an important problem for vision-based applications such as augmented reality and animation. In contrast to the existing methods which optimize only for joint positions, we propose a fully…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Jameel Malik , Ahmed Elhayek , Fabrizio Nunnari , Kiran Varanasi , Kiarash Tamaddon , Alexis Heloir , Didier Stricker

This paper proposes 3DGeoDet, a novel geometry-aware 3D object detection approach that effectively handles single- and multi-view RGB images in indoor and outdoor environments, showcasing its general-purpose applicability. The key challenge…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Yi Zhang , Yi Wang , Yawen Cui , Lap-Pui Chau

Despite recent breakthroughs in deep learning methods for image lighting enhancement, they are inferior when applied to portraits because 3D facial information is ignored in their models. To address this, we present a novel deep learning…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Fangzhou Han , Can Wang , Hao Du , Jing Liao

As a critical task in autonomous driving perception systems, 3D object detection is used to identify and track key objects, such as vehicles and pedestrians. However, detecting distant, small, or occluded objects (hard instances) remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Feiyang Jia , Caiyan Jia , Ailin Liu , Shaoqing Xu , Qiming Xia , Lin Liu , Lei Yang , Yan Gong , Ziying Song