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We propose a method to detect and reconstruct multiple 3D objects from a single RGB image. The key idea is to optimize for detection, alignment and shape jointly over all objects in the RGB image, while focusing on realistic and physically…

计算机视觉与模式识别 · 计算机科学 2021-06-23 Francis Engelmann , Konstantinos Rematas , Bastian Leibe , Vittorio Ferrari

Camera calibration is the foundation of 3D vision. Generic camera calibration can yield more accurate results than parametric cam era calibration. However, calibrating a generic camera model using printed calibration boards requires far…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Zezhun Shi

Semantic reconstruction of indoor scenes refers to both scene understanding and object reconstruction. Existing works either address one part of this problem or focus on independent objects. In this paper, we bridge the gap between…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Yinyu Nie , Xiaoguang Han , Shihui Guo , Yujian Zheng , Jian Chang , Jian Jun Zhang

Single-image room layout reconstruction aims to reconstruct the enclosed 3D structure of a room from a single image. Most previous work relies on the cuboid-shape prior. This paper considers a more general indoor assumption, i.e., the room…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Cheng Yang , Jia Zheng , Xili Dai , Rui Tang , Yi Ma , Xiaojun Yuan

We propose a general, prior-free approach for the uncalibrated non-rigid structure-from-motion problem for modelling and analysis of non-rigid objects such as human faces. The word general refers to an approach that recovers the non-rigid…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Sami Sebastian Brandt , Hanno Ackermann , Stella Grasshof

Recovery of articulated 3D structure from 2D observations is a challenging computer vision problem with many applications. Current learning-based approaches achieve state-of-the-art accuracy on public benchmarks but are restricted to…

计算机视觉与模式识别 · 计算机科学 2019-11-13 Onorina Kovalenko , Vladislav Golyanik , Jameel Malik , Ahmed Elhayek , Didier Stricker

Dynamic multi-person mesh recovery has been a hot topic in 3D vision recently. However, few works focus on the multi-person motion capture from uncalibrated cameras, which mainly faces two challenges: the one is that inter-person…

计算机视觉与模式识别 · 计算机科学 2022-06-23 Buzhen Huang , Yuan Shu , Tianshu Zhang , Yangang Wang

Holistic 3D indoor scene understanding refers to jointly recovering the i) object bounding boxes, ii) room layout, and iii) camera pose, all in 3D. The existing methods either are ineffective or only tackle the problem partially. In this…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Siyuan Huang , Siyuan Qi , Yinxue Xiao , Yixin Zhu , Ying Nian Wu , Song-Chun Zhu

A host of problems involve the recovery of structured signals from a dimensionality reduced representation such as a random projection; examples include sparse signals (compressive sensing) and low-rank matrices (matrix completion). Given…

信息论 · 计算机科学 2012-05-22 Shirin Jalali , Arian Maleki , Richard Baraniuk

We propose a CNN-based approach for multi-camera markerless motion capture of the human body. Unlike existing methods that first perform pose estimation on individual cameras and generate 3D models as post-processing, our approach makes use…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Denis Tome , Matteo Toso , Lourdes Agapito , Chris Russell

Recovering high-quality 3D scenes from a single RGB image is a challenging task in computer graphics. Current methods often struggle with domain-specific limitations or low-quality object generation. To address these, we propose CAST…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Kaixin Yao , Longwen Zhang , Xinhao Yan , Yan Zeng , Qixuan Zhang , Wei Yang , Lan Xu , Jiayuan Gu , Jingyi Yu

We introduce the concept of a subjective camera to reconstruct meaningful moments that physical cameras fail to capture. We propose Subjective Camera 1.0, a framework for reconstructing real-world scenes from readily accessible subjective…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Haoyang Chen , Dongfang Sun , Caoyuan Ma , Shiqin Wang , Kewei Zhang , Zheng Wang , Zhixiang Wang

We investigate the enumerative geometry of point configurations in projective space. We define "projective configuration counts": these enumerate configurations of points in projective space such that certain specified subsets are in fixed…

代数几何 · 数学 2026-02-09 Alex Fink , Navid Nabijou , Rob Silversmith

Sparse-view 3D reconstruction is essential for modeling scenes from casual captures, but remain challenging for non-generative reconstruction. Existing diffusion-based approaches mitigates this issues by synthesizing novel views, but they…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Yutian Chen , Shi Guo , Renbiao Jin , Tianshuo Yang , Xin Cai , Yawen Luo , Mingxin Yang , Mulin Yu , Linning Xu , Tianfan Xue

Fast and robust three-dimensional reconstruction of facial geometric structure from a single image is a challenging task with numerous applications. Here, we introduce a learning-based approach for reconstructing a three-dimensional face…

计算机视觉与模式识别 · 计算机科学 2016-09-27 Elad Richardson , Matan Sela , Ron Kimmel

Multi-view 3D reconstruction, namely, structure-from-motion followed by multi-view stereo, is a fundamental component of 3D computer vision. In general, multi-view 3D reconstruction suffers from an unknown scale ambiguity unless a reference…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Lilika Makabe , Kohei Ashida , Hiroaki Santo , Fumio Okura , Yasuyuki Matsushita

In this paper, we propose a novel procedure for 3D layout recovery of indoor scenes from single 360 degrees panoramic images. With such images, all scene is seen at once, allowing to recover closed geometries. Our method combines…

计算机视觉与模式识别 · 计算机科学 2018-06-22 Clara Fernandez-Labrador , Alejandro Perez-Yus , Gonzalo Lopez-Nicolas , Jose J. Guerrero

This article is talking about the study constructive method of structural identification systems with chaotic dynamics. It is shown that the reconstructed attractors are a source of information not only about the dynamics but also on the…

动力系统 · 数学 2014-03-04 Evgeny Nikulchev , Oleg Kozlov

Retrieving the 3D kinematics of articulated objects from monocular video is a fundamental challenge in computer vision. Existing methods rely on complex video setups or cues such as long-term point tracking or wide-baseline matching, but…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Arslan Artykov , Tom Ravaud , Nicolás Violante-Grezzi , Vincent Lepetit

Reconstructing 3D models from 2D images is one of the fundamental problems in computer vision. In this work, we propose a deep learning technique for 3D object reconstruction from a single image. Contrary to recent works that either use 3D…

计算机视觉与模式识别 · 计算机科学 2020-05-06 K L Navaneet , Ansu Mathew , Shashank Kashyap , Wei-Chih Hung , Varun Jampani , R. Venkatesh Babu