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Recent 3D generative models, which are capable of generating full object shapes from just a few images, now open up new opportunities in robotics. In this work, we show that 3D generative models can be used to augment a dataset from a…

Robotics · Computer Science 2025-09-09 Yifei Ren , Edward Johns

Given large amount of real photos for training, Convolutional neural network shows excellent performance on object recognition tasks. However, the process of collecting data is so tedious and the background are also limited which makes it…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Yida Wang , Weihong Deng

We address the challenge of creating 3D assets for household articulated objects from a single image. Prior work on articulated object creation either requires multi-view multi-state input, or only allows coarse control over the generation…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Jiayi Liu , Denys Iliash , Angel X. Chang , Manolis Savva , Ali Mahdavi-Amiri

We address the challenge of generating 3D articulated objects in a controllable fashion. Currently, modeling articulated 3D objects is either achieved through laborious manual authoring, or using methods from prior work that are hard to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Jiayi Liu , Hou In Ivan Tam , Ali Mahdavi-Amiri , Manolis Savva

Text-guided 3D object generation aims to generate 3D objects described by user-defined captions, which paves a flexible way to visualize what we imagined. Although some works have been devoted to solving this challenging task, these works…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Zutao Jiang , Guansong Lu , Xiaodan Liang , Jihua Zhu , Wei Zhang , Xiaojun Chang , Hang Xu

Generating 3D scenes from human motion sequences supports numerous applications, including virtual reality and architectural design. However, previous auto-regression-based human-aware 3D scene generation methods have struggled to…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Xiaolin Hong , Hongwei Yi , Fazhi He , Qiong Cao

Orientation estimation is a fundamental task in 3D shape analysis which consists of estimating a shape's orientation axes: its side-, up-, and front-axes. Using this data, one can rotate a shape into canonical orientation, where its…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Christopher Scarvelis , David Benhaim , Paul Zhang

A crucial ability of human intelligence is to build up models of individual 3D objects from partial scene observations. Recent works achieve object-centric generation but without the ability to infer the representation, or achieve 3D scene…

Machine Learning · Computer Science 2021-07-05 Chang Chen , Fei Deng , Sungjin Ahn

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

Although data generation is often straightforward, extracting information from data is more difficult. Object-centric representation learning can extract information from images in an unsupervised manner. It does so by segmenting an image…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Joël Küchler , Ellen van Maren , Vaiva Vasiliauskaitė , Katarina Vulić , Reza Abbasi-Asl , Stephan J. Ihle

Natural language processing and 2D vision models have attained remarkable proficiency on many tasks primarily by escalating the scale of training data. However, 3D vision tasks have not seen the same progress, in part due to the challenges…

A natural approach to generative modeling of videos is to represent them as a composition of moving objects. Recent works model a set of 2D sprites over a slowly-varying background, but without considering the underlying 3D scene that gives…

Computer Vision and Pattern Recognition · Computer Science 2021-03-26 Paul Henderson , Christoph H. Lampert

We propose a method for constructing generative models of 3D objects from a single 3D mesh and improving them through unsupervised low-shot learning from 2D images. Our method produces a 3D morphable model that represents shape and albedo…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Skylar Sutherland , Bernhard Egger , Joshua Tenenbaum

Generating complete 3D objects under partial occlusions (i.e., amodal scenarios) is a practically important yet challenging problem, as large portions of object geometry are unobserved in real-world scenarios. Existing approaches either…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Junwei Zhou , Yu-Wing Tai

3D open-world classification is a challenging yet essential task in dynamic and unstructured real-world scenarios, requiring both open-category and open-pose recognition. To address these challenges, recent wisdom often takes sophisticated…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Xinzhe Xia , Weiguang Zhao , Yuyao Yan , Guanyu Yang , Rui Zhang , Kaizhu Huang , Xi Yang

Auto-regressive models have achieved impressive results in 2D image generation by modeling joint distributions in grid space. In this paper, we extend auto-regressive models to 3D domains, and seek a stronger ability of 3D shape generation…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Xuelin Qian , Yu Wang , Simian Luo , Yinda Zhang , Ying Tai , Zhenyu Zhang , Chengjie Wang , Xiangyang Xue , Bo Zhao , Tiejun Huang , Yunsheng Wu , Yanwei Fu

Recent breakthroughs in 3D generation have enabled the synthesis of high-fidelity individual assets. However, generating 3D compositional objects from single images--particularly under occlusions--remains challenging. Existing methods often…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Hui Shan , Keyang Luo , Ming Li , Sizhe Zheng , Yanwei Fu , Zhen Chen , Xiangru Huang

Simple as it seems, moving an object to another location within an image is, in fact, a challenging image-editing task that requires re-harmonizing the lighting, adjusting the pose based on perspective, accurately filling occluded regions,…

Graphics · Computer Science 2025-03-12 Xin Yu , Tianyu Wang , Soo Ye Kim , Paul Guerrero , Xi Chen , Qing Liu , Zhe Lin , Xiaojuan Qi

Object compositing based on 2D images is a challenging problem since it typically involves multiple processing stages such as color harmonization, geometry correction and shadow generation to generate realistic results. Furthermore,…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Yizhi Song , Zhifei Zhang , Zhe Lin , Scott Cohen , Brian Price , Jianming Zhang , Soo Ye Kim , Daniel Aliaga

While predicting robot grasps with parallel jaw grippers have been well studied and widely applied in robot manipulation tasks, the study on natural human grasp generation with a multi-finger hand remains a very challenging problem. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Hanwen Jiang , Shaowei Liu , Jiashun Wang , Xiaolong Wang