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Existing Object Pose Estimation (OPE) methods for stacked scenarios are not robust to changes in object scale. This paper proposes a new 6DoF OPE network (NormNet) for different scale objects in stacked scenarios. Specifically, each…

Computer Vision and Pattern Recognition · Computer Science 2023-11-17 En-Te Lin , Wei-Jie Lv , Ding-Tao Huang , Long Zeng

Prior panorama stitching approaches heavily rely on pairwise feature correspondences and are unable to leverage geometric consistency across multiple views. This leads to severe distortion and misalignment, especially in challenging scenes…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Zhengdong Zhu , Weiyi Xue , Zuyuan Yang , Wenlve Zhou , Zhiheng Zhou

In perioperative care, precise in-bed 3D patient pose and shape estimation (PSE) can be vital in optimizing patient positioning in preoperative planning, enabling accurate overlay of medical images for augmented reality-based surgical…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Mingxiao Tu , Hoijoon Jung , Alireza Moghadam , Jineel Raythatha , Lachlan Allan , Jeremy Hsu , Andre Kyme , Jinman Kim

Autonomous robots that interact with their environment require a detailed semantic scene model. For this, volumetric semantic maps are frequently used. The scene understanding can further be improved by including object-level information in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Julian Hau , Simon Bultmann , Sven Behnke

In multi-person pose estimation, the left/right joint type discrimination is always a hard problem because of the similar appearance. Traditionally, we solve this problem by stacking multiple refinement modules to increase network's…

Computer Vision and Pattern Recognition · Computer Science 2019-11-27 Ying Huang , Jiankai Zhuang , Zengchang Qin

We present a novel method to fuse the power of deep networks with the computational efficiency of geometric and probabilistic localization algorithms. In contrast to other methods that completely replace a classical visual estimator with a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Valentin Peretroukhin , Jonathan Kelly

Establishment of point correspondence between camera and object coordinate systems is a promising way to solve 6D object poses. However, surrogate objectives of correspondence learning in 3D space are a step away from the true ones of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Hongyang Li , Jiehong Lin , Kui Jia

End-to-end deep learning methods have advanced stereo vision in recent years and obtained excellent results when the training and test data are similar. However, large datasets of diverse real-world scenes with dense ground truth are…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Jialiang Wang , Varun Jampani , Deqing Sun , Charles Loop , Stan Birchfield , Jan Kautz

Depth estimation is a crucial step for 3D reconstruction with panorama images in recent years. Panorama images maintain the complete spatial information but introduce distortion with equirectangular projection. In this paper, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Chuanqing Zhuang , Zhengda Lu , Yiqun Wang , Jun Xiao , Ying Wang

Automating sleep staging is vital to scale up sleep assessment and diagnosis to serve millions experiencing sleep deprivation and disorders and enable longitudinal sleep monitoring in home environments. Learning from raw polysomnography…

Signal Processing · Electrical Eng. & Systems 2021-04-06 Huy Phan , Oliver Y. Chén , Minh C. Tran , Philipp Koch , Alfred Mertins , Maarten De Vos

Accurate segmentation of colorectal polyps in colonoscopy images is crucial for effective diagnosis and management of colorectal cancer (CRC). However, current deep learning-based methods primarily rely on fusing RGB information across…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Wenhao Xu , Rongtao Xu , Changwei Wang , Xiuli Li , Shibiao Xu , Li Guo

Many human pose estimation methods estimate Skinned Multi-Person Linear (SMPL) models and regress the human joints from these SMPL estimates. In this work, we show that the most widely used SMPL-to-joint linear layer (joint regressor) is…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Eric Hedlin , Helge Rhodin , Kwang Moo Yi

Analysis-by-synthesis has been a successful approach for many tasks in computer vision, such as 6D pose estimation of an object in an RGB-D image which is the topic of this work. The idea is to compare the observation with the output of a…

Computer Vision and Pattern Recognition · Computer Science 2015-08-20 Alexander Krull , Eric Brachmann , Frank Michel , Michael Ying Yang , Stefan Gumhold , Carsten Rother

This paper introduces a novel Pre-trained Spatial Temporal Many-to-One (P-STMO) model for 2D-to-3D human pose estimation task. To reduce the difficulty of capturing spatial and temporal information, we divide this task into two stages:…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Wenkang Shan , Zhenhua Liu , Xinfeng Zhang , Shanshe Wang , Siwei Ma , Wen Gao

Multi-person pose estimation (MPPE), which aims to locate the key points for all persons in the frames, is an active research branch of computer vision. Variable human poses and complex scenes make MPPE dependent on local details and global…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Shang Wu , Bin Wang

Category-level pose estimation is a challenging task with many potential applications in computer vision and robotics. Recently, deep-learning-based approaches have made great progress, but are typically hindered by the need for large…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Pengyuan Wang , Takuya Ikeda , Robert Lee , Koichi Nishiwaki

Multiple object detection and pose estimation are vital computer vision tasks. The latter relates to the former as a downstream problem in applications such as robotics and autonomous driving. However, due to the high complexity of both…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Congliang Li , Shijie Sun , Xiangyu Song , Huansheng Song , Naveed Akhtar , Ajmal Saeed Mian

Estimating the 6D pose of objects from images is an important problem in various applications such as robot manipulation and virtual reality. While direct regression of images to object poses has limited accuracy, matching rendered images…

Computer Vision and Pattern Recognition · Computer Science 2019-10-03 Yi Li , Gu Wang , Xiangyang Ji , Yu Xiang , Dieter Fox

In this paper, we propose an alternative method to estimate room layouts of cluttered indoor scenes. This method enjoys the benefits of two novel techniques. The first one is semantic transfer (ST), which is: (1) a formulation to integrate…

Computer Vision and Pattern Recognition · Computer Science 2017-07-04 Hao Zhao , Ming Lu , Anbang Yao , Yiwen Guo , Yurong Chen , Li Zhang

We propose a method for estimating high-definition spatially-varying lighting, reflectance, and geometry of a scene from 360$^{\circ}$ stereo images. Our model takes advantage of the 360$^{\circ}$ input to observe the entire scene with…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Junxuan Li , Hongdong Li , Yasuyuki Matsushita