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Understanding three-dimensional (3D) geometries from two-dimensional (2D) images without any labeled information is promising for understanding the real world without incurring annotation cost. We herein propose a novel generative model,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Atsuhiro Noguchi , Tatsuya Harada

To enable versatile robot manipulation, robots must detect task-relevant poses for different purposes from raw scenes. Currently, many perception algorithms are designed for specific purposes, which limits the flexibility of the perception…

Robotics · Computer Science 2024-11-18 Kanghyun Kim , Min Jun Kim

Most successful approaches to estimate the 6D pose of an object typically train a neural network by supervising the learning with annotated poses in real world images. These annotations are generally expensive to obtain and a common…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Juil Sock , Guillermo Garcia-Hernando , Anil Armagan , Tae-Kyun Kim

3D pose estimation has recently gained substantial interests in computer vision domain. Existing 3D pose estimation methods have a strong reliance on large size well-annotated 3D pose datasets, and they suffer poor model generalization on…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Shannan Guan , Haiyan Lu , Linchao Zhu , Gengfa Fang

We introduce a new method for category-level pose estimation which produces a distribution over predicted poses by integrating 3D shape estimates from a generative object model with segmentation information. Given an input depth-image of an…

Computer Vision and Pattern Recognition · Computer Science 2019-05-30 Benjamin Burchfiel , George Konidaris

The increased demand for 3D data in AR/VR, robotics and gaming applications, gave rise to powerful generative pipelines capable of synthesizing high-quality 3D objects. Most of these models rely on the Score Distillation Sampling (SDS)…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Ziyu Wan , Despoina Paschalidou , Ian Huang , Hongyu Liu , Bokui Shen , Xiaoyu Xiang , Jing Liao , Leonidas Guibas

Existing 3D-aware image synthesis approaches mainly focus on generating a single canonical object and show limited capacity in composing a complex scene containing a variety of objects. This work presents DisCoScene: a 3Daware generative…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Yinghao Xu , Menglei Chai , Zifan Shi , Sida Peng , Ivan Skorokhodov , Aliaksandr Siarohin , Ceyuan Yang , Yujun Shen , Hsin-Ying Lee , Bolei Zhou , Sergey Tulyakov

We introduce DiffRF, a novel approach for 3D radiance field synthesis based on denoising diffusion probabilistic models. While existing diffusion-based methods operate on images, latent codes, or point cloud data, we are the first to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Norman Müller , Yawar Siddiqui , Lorenzo Porzi , Samuel Rota Bulò , Peter Kontschieder , Matthias Nießner

Numerous 6D pose estimation methods have been proposed that employ end-to-end regression to directly estimate the target pose parameters. Since the visible features of objects are implicitly influenced by their poses, the network allows…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Jianqiu Chen , Mingshan Sun , Ye Zheng , Tianpeng Bao , Zhenyu He , Donghai Li , Guoqiang Jin , Rui Zhao , Liwei Wu , Xiaoke Jiang

Recently, 3D generative domain adaptation has emerged to adapt the pre-trained generator to other domains without collecting massive datasets and camera pose distributions. Typically, they leverage large-scale pre-trained text-to-image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Hengjia Li , Yang Liu , Yibo Zhao , Haoran Cheng , Yang Yang , Linxuan Xia , Zekai Luo , Qibo Qiu , Boxi Wu , Tu Zheng , Zheng Yang , Deng Cai

We introduce a new approach for estimating the 3D pose and the 3D shape of an object from a single image. Given a training set of view exemplars, we learn and select appearance-based discriminative parts which are mapped onto the 3D model…

Computer Vision and Pattern Recognition · Computer Science 2015-02-03 Menglong Zhu , Xiaowei Zhou , Kostas Daniilidis

We propose a simple and efficient method for exploiting synthetic images when training a Deep Network to predict a 3D pose from an image. The ability of using synthetic images for training a Deep Network is extremely valuable as it is easy…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Mahdi Rad , Markus Oberweger , Vincent Lepetit

Currently almost all state-of-the-art novel view synthesis and reconstruction models rely on calibrated cameras or additional geometric priors for training. These prerequisites significantly limit their applicability to massive uncalibrated…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Ruoyu Wang , Yi Ma , Shenghua Gao

The style-based GAN (StyleGAN) architecture achieved state-of-the-art results for generating high-quality images, but it lacks explicit and precise control over camera poses. The recently proposed NeRF-based GANs made great progress towards…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Peng Zhou , Lingxi Xie , Bingbing Ni , Qi Tian

Monocular 3D human pose and shape estimation is an inherently ill-posed problem due to depth ambiguities, occlusions, and truncations. Recent probabilistic approaches learn a distribution over plausible 3D human meshes by maximizing the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Tom Wehrbein , Marco Rudolph , Bodo Rosenhahn , Bastian Wandt

Despite the rapid advance of 3D-aware image synthesis, existing studies usually adopt a mixture of techniques and tricks, leaving it unclear how each part contributes to the final performance in terms of generality. Following the most…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Qiuyu Wang , Zifan Shi , Kecheng Zheng , Yinghao Xu , Sida Peng , Yujun Shen

In this work, we introduce a generative approach for pose-free (without camera parameters) reconstruction of 360 scenes from a sparse set of 2D images. Pose-free scene reconstruction from incomplete, pose-free observations is usually…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Soumava Paul , Prakhar Kaushik , Alan Yuille

State-of-the-art methods for 3D hand pose estimation from depth images require large amounts of annotated training data. We propose to model the statistical relationships of 3D hand poses and corresponding depth images using two deep…

Computer Vision and Pattern Recognition · Computer Science 2017-07-20 Chengde Wan , Thomas Probst , Luc Van Gool , Angela Yao

This work introduces a novel augmentation method that increases the diversity of a train set to improve the generalization abilities of a 6D pose estimation network. For this purpose, a Neural Radiance Field is trained from synthetic images…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Antoine Legrand , Renaud Detry , Christophe De Vleeschouwer

Reconstructing from multi-view images is a longstanding problem in 3D vision, where neural radiance fields (NeRFs) have shown great potential and get realistic rendered images of novel views. Currently, most NeRF methods either require…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Xin Wen , Xuening Zhu , Renjiao Yi , Zhifeng Wang , Chenyang Zhu , Kai Xu
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