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Recent progress in NeRF-based GANs has introduced a number of approaches for high-resolution and high-fidelity generative modeling of human heads with a possibility for novel view rendering. At the same time, one must solve an inverse…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Ananta R. Bhattarai , Matthias Nießner , Artem Sevastopolsky

Generative models have emerged as an essential building block for many image synthesis and editing tasks. Recent advances in this field have also enabled high-quality 3D or video content to be generated that exhibits either multi-view or…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Sherwin Bahmani , Jeong Joon Park , Despoina Paschalidou , Hao Tang , Gordon Wetzstein , Leonidas Guibas , Luc Van Gool , Radu Timofte

3D-aware Generative Adversarial Networks (GANs) have shown remarkable progress in learning to generate multi-view-consistent images and 3D geometries of scenes from collections of 2D images via neural volume rendering. Yet, the significant…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Alex Trevithick , Matthew Chan , Towaki Takikawa , Umar Iqbal , Shalini De Mello , Manmohan Chandraker , Ravi Ramamoorthi , Koki Nagano

Neuroscientists postulate 3D representations in the brain in a variety of different coordinate frames (e.g. 'head-centred', 'hand-centred' and 'world-based'). Recent advances in reinforcement learning demonstrate a quite different approach…

神经元与认知 · 定量生物学 2020-07-10 Alex Muryy , N. Siddharth , Nantas Nardelli , Philip H. S. Torr , Andrew Glennerster

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…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Yida Wang , Weihong Deng

The recent rise of unsupervised and self-supervised learning has dramatically reduced the dependency on labeled data, providing effective image representations for transfer to downstream vision tasks. Furthermore, recent works employed…

机器学习 · 计算机科学 2021-06-14 Andrey Voynov , Stanislav Morozov , Artem Babenko

In this paper, we present an unsupervised learning approach for analyzing facial behavior based on a deep generative model combined with a convolutional neural network (CNN). We jointly train a variational auto-encoder (VAE) and a…

计算机视觉与模式识别 · 计算机科学 2018-05-14 Suman Saha , Rajitha Navarathna , Leonhard Helminger , Romann Weber

An unsupervised human action modeling framework can provide useful pose-sequence representation, which can be utilized in a variety of pose analysis applications. In this work we propose a novel temporal pose-sequence modeling framework,…

计算机视觉与模式识别 · 计算机科学 2018-12-07 Jogendra Nath Kundu , Maharshi Gor , Phani Krishna Uppala , R. Venkatesh Babu

This paper investigates the challenge of learning image manifolds, specifically pose manifolds, of 3D objects using limited training data. It proposes a DNN approach to manifold learning and for predicting images of objects for novel,…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Shenyuan Liang , Pavan Turaga , Anuj Srivastava

The labeled data required to learn pose estimation for articulated objects is difficult to provide in the desired quantity, realism, density, and accuracy. To address this issue, we develop a method to learn representations, which are very…

计算机视觉与模式识别 · 计算机科学 2018-05-24 Georg Poier , David Schinagl , Horst Bischof

Collecting well-annotated image datasets to train modern machine learning algorithms is prohibitively expensive for many tasks. One appealing alternative is rendering synthetic data where ground-truth annotations are generated…

计算机视觉与模式识别 · 计算机科学 2017-08-24 Konstantinos Bousmalis , Nathan Silberman , David Dohan , Dumitru Erhan , Dilip Krishnan

A key goal of computer vision is to recover the underlying 3D structure from 2D observations of the world. In this paper we learn strong deep generative models of 3D structures, and recover these structures from 3D and 2D images via…

计算机视觉与模式识别 · 计算机科学 2018-06-20 Danilo Jimenez Rezende , S. M. Ali Eslami , Shakir Mohamed , Peter Battaglia , Max Jaderberg , Nicolas Heess

Human behavior understanding in videos is a complex, still unsolved problem and requires to accurately model motion at both the local (pixel-wise dense prediction) and global (aggregation of motion cues) levels. Current approaches based on…

计算机视觉与模式识别 · 计算机科学 2019-09-19 C. Spampinato , S. Palazzo , P. D'Oro , D. Giordano , M. Shah

Despite the growing success of 3D-aware GANs, which can be trained on 2D images to generate high-quality 3D assets, they still rely on multi-view images with camera annotations to synthesize sufficient details from all viewing directions.…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Jing Yang , Kyle Fogarty , Fangcheng Zhong , Cengiz Oztireli

We present an approach that learns to synthesize high-quality, novel views of 3D objects or scenes, while providing fine-grained and precise control over the 6-DOF viewpoint. The approach is self-supervised and only requires 2D images and…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Xu Chen , Jie Song , Otmar Hilliges

We are interested in learning visual representations which allow for 3D manipulations of visual objects based on a single 2D image. We cast this into an image-to-image transformation task, and propose Iterative Generative Adversarial…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Ysbrand Galama , Thomas Mensink

With the development of deep learning, supervised learning has frequently been adopted to classify remotely sensed images using convolutional networks (CNNs). However, due to the limited amount of labeled data available, supervised learning…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Daoyu Lin , Kun Fu , Yang Wang , Guangluan Xu , Xian Sun

Previous approaches to generate shapes in a 3D setting train a GAN on the latent space of an autoencoder (AE). Even though this produces convincing results, it has two major shortcomings. As the GAN is limited to reproduce the dataset the…

计算机视觉与模式识别 · 计算机科学 2021-07-23 Moritz Ibing , Isaak Lim , Leif Kobbelt

In recent years, more and more attention has been paid to the learning of 3D human representation. However, the complexity of lots of hand-defined human body constraints and the absence of supervision data limit that the existing works…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Lu Wang , Xishuai Peng , S. Kevin Zhou

Unsupervised generation of clothed virtual humans with various appearance and animatable poses is important for creating 3D human avatars and other AR/VR applications. Existing methods are either limited to rigid object modeling, or not…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Jianfeng Zhang , Zihang Jiang , Dingdong Yang , Hongyi Xu , Yichun Shi , Guoxian Song , Zhongcong Xu , Xinchao Wang , Jiashi Feng