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Related papers: Shape and Viewpoint without Keypoints

200 papers

We present a novel approach to object classification and detection which requires minimal supervision and which combines visual texture cues and shape information learned from freely available unlabeled web search results. The explosion of…

Computer Vision and Pattern Recognition · Computer Science 2016-09-15 Xingchao Peng , Kate Saenko

Although unsupervised feature learning has demonstrated its advantages to reducing the workload of data labeling and network design in many fields, existing unsupervised 3D learning methods still cannot offer a generic network for various…

Computer Vision and Pattern Recognition · Computer Science 2021-03-15 Peng-Shuai Wang , Yu-Qi Yang , Qian-Fang Zou , Zhirong Wu , Yang Liu , Xin Tong

Unsupervised learning from visual data is one of the most difficult challenges in computer vision, being a fundamental task for understanding how visual recognition works. From a practical point of view, learning from unsupervised visual…

Computer Vision and Pattern Recognition · Computer Science 2017-04-03 Ioana Croitoru , Simion-Vlad Bogolin , Marius Leordeanu

In this thesis we discuss architectural designs and training methods for a neural network to have the ability of dissecting an image into objects of interest without supervision. The main challenge in 2D unsupervised object segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2025-04-28 Sara Sabour

We present To The Point (TTP), a method for reconstructing 3D objects from a single image using 2D to 3D correspondences learned from weak supervision. We recover a 3D shape from a 2D image by first regressing the 2D positions corresponding…

Computer Vision and Pattern Recognition · Computer Science 2021-06-11 Filippos Kokkinos , Iasonas Kokkinos

A robot's ability to act is fundamentally constrained by what it can perceive. Many existing approaches to visual representation learning utilize general-purpose training criteria, e.g. image reconstruction, smoothness in latent space, or…

Pre-training has become a standard paradigm in many computer vision tasks. However, most of the methods are generally designed on the RGB image domain. Due to the discrepancy between the two-dimensional image plane and the three-dimensional…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Zhenyu Li , Zehui Chen , Ang Li , Liangji Fang , Qinhong Jiang , Xianming Liu , Junjun Jiang , Bolei Zhou , Hang Zhao

The impressive performance of deep convolutional neural networks in single-view 3D reconstruction suggests that these models perform non-trivial reasoning about the 3D structure of the output space. Recent work has challenged this belief,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Mateusz Michalkiewicz , Stavros Tsogkas , Sarah Parisot , Mahsa Baktashmotlagh , Anders Eriksson , Eugene Belilovsky

We propose CrossHuman, a novel method that learns cross-guidance from parametric human model and multi-frame RGB images to achieve high-quality 3D human reconstruction. To recover geometry details and texture even in invisible regions, we…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Liliang Chen , Jiaqi Li , Han Huang , Yandong Guo

3D reconstruction from images is a core problem in computer vision. With recent advances in deep learning, it has become possible to recover plausible 3D shapes even from single RGB images for the first time. However, obtaining detailed…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Tao Hu , Geng Lin , Zhizhong Han , Matthias Zwicker

Representing scenes at the granularity of objects is a prerequisite for scene understanding and decision making. We propose PriSMONet, a novel approach based on Prior Shape knowledge for learning Multi-Object 3D scene decomposition and…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Cathrin Elich , Martin R. Oswald , Marc Pollefeys , Joerg Stueckler

We present a novel framework for mesh reconstruction from unstructured point clouds by taking advantage of the learned visibility of the 3D points in the virtual views and traditional graph-cut based mesh generation. Specifically, we first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Shuang Song , Zhaopeng Cui , Rongjun Qin

Understanding the geometry and pose of objects in 2D images is a fundamental necessity for a wide range of real world applications. Driven by deep neural networks, recent methods have brought significant improvements to object pose…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Jogendra Nath Kundu , Rahul M. V. , Aditya Ganeshan , R. Venkatesh Babu

Multi-view human mesh recovery (HMR) is broadly deployed in diverse domains where high accuracy and strong generalization are essential. Existing approaches can be broadly grouped into geometry-based and learning-based methods. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Haoyu Xie , Shengkai Xu , Cheng Guo , Muhammad Usama Saleem , Wenhan Wu , Chen Chen , Ahmed Helmy , Pu Wang , Hongfei Xue

3D object pose estimation is a challenging task. Previous works always require thousands of object images with annotated poses for learning the 3D pose correspondence, which is laborious and time-consuming for labeling. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Fengrui Tian , Yaoyao Liu , Adam Kortylewski , Yueqi Duan , Shaoyi Du , Alan Yuille , Angtian Wang

In this paper, we tackle the challenging problem of 3D keypoint estimation of general objects using a novel implicit representation. Previous works have demonstrated promising results for keypoint prediction through direct coordinate…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Xiangyu Zhu , Dong Du , Haibin Huang , Chongyang Ma , Xiaoguang Han

We present an unsupervised learning framework for decomposing images into layers of automatically discovered object models. Contrary to recent approaches that model image layers with autoencoder networks, we represent them as explicit…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Tom Monnier , Elliot Vincent , Jean Ponce , Mathieu Aubry

The choice of data representation is a key factor in the success of deep learning in geometric tasks. For instance, DUSt3R recently introduced the concept of viewpoint-invariant point maps, generalizing depth prediction and showing that all…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Ben Kaye , Tomas Jakab , Shangzhe Wu , Christian Rupprecht , Andrea Vedaldi

This paper presents a fully automatic framework for extracting editable 3D objects directly from a single photograph. Unlike previous methods which recover either depth maps, point clouds, or mesh surfaces, we aim to recover 3D objects with…

Computer Vision and Pattern Recognition · Computer Science 2020-05-29 Xin Chen , Yuwei Li , Xi Luo , Tianjia Shao , Jingyi Yu , Kun Zhou , Youyi Zheng

The estimation of 3D face shape from a single image must be robust to variations in lighting, head pose, expression, facial hair, makeup, and occlusions. Robustness requires a large training set of in-the-wild images, which by construction,…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Soubhik Sanyal , Timo Bolkart , Haiwen Feng , Michael J. Black