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Related papers: Unsupervised Creation of Parameterized Avatars

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Many modern online 3D applications and videogames rely on parametric models of human faces for creating believable avatars. However, manual reproduction of someone's facial likeness with a parametric model is difficult and time-consuming.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Igor Borovikov , Karine Levonyan , Jon Rein , Pawel Wrotek , Nitish Victor

We present a method that reconstructs and animates a 3D head avatar from a single-view portrait image. Existing methods either involve time-consuming optimization for a specific person with multiple images, or they struggle to synthesize…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Xueting Li , Shalini De Mello , Sifei Liu , Koki Nagano , Umar Iqbal , Jan Kautz

Despite the rapid advancement of unsupervised learning in visual representation, it requires training on large-scale datasets that demand costly data collection, and pose additional challenges due to concerns regarding data privacy.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 David Junhao Zhang , Mutian Xu , Chuhui Xue , Wenqing Zhang , Xiaoguang Han , Song Bai , Mike Zheng Shou

Training deep feature hierarchies to solve supervised learning tasks has achieved state of the art performance on many problems in computer vision. However, a principled way in which to train such hierarchies in the unsupervised setting has…

Computer Vision and Pattern Recognition · Computer Science 2015-09-11 Ross Goroshin , Michael Mathieu , Yann LeCun

Unsupervised domain adaptation aims to transfer knowledge from a source domain to a target domain so that the target domain data can be recognized without any explicit labelling information for this domain. One limitation of the problem…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Qian Wang , Penghui Bu , Toby P. Breckon

Encoding images as a series of high-level constructs, such as brush strokes or discrete shapes, can often be key to both human and machine understanding. In many cases, however, data is only available in pixel form. We present a method for…

Computer Vision and Pattern Recognition · Computer Science 2018-09-27 Kevin Frans , Chin-Yi Cheng

This paper studies the problem of generalized zero-shot learning which requires the model to train on image-label pairs from some seen classes and test on the task of classifying new images from both seen and unseen classes. Most previous…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 He Huang , Changhu Wang , Philip S. Yu , Chang-Dong Wang

Owing to the growing concerns about privacy and regulatory compliance, it is desirable to regulate the output of generative models. To that end, the objective of this work is to prevent the generation of outputs containing undesired…

Machine Learning · Computer Science 2025-02-13 Piyush Tiwary , Atri Guha , Subhodip Panda , Prathosh A. P

Segmenting an image into its parts is a frequent preprocess for high-level vision tasks such as image editing. However, annotating masks for supervised training is expensive. Weakly-supervised and unsupervised methods exist, but they depend…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xingzhe He , Bastian Wandt , Helge Rhodin

Modern image generative models show remarkable sample quality when trained on a single domain or class of objects. In this work, we introduce a generative adversarial network that can simultaneously generate aligned image samples from…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Seung Wook Kim , Karsten Kreis , Daiqing Li , Antonio Torralba , Sanja Fidler

Disentangled generative models map a latent code vector to a target space, while enforcing that a subset of the learned latent codes are interpretable and associated with distinct properties of the target distribution. Recent advances have…

Machine Learning · Computer Science 2020-08-10 Zinan Lin , Kiran Koshy Thekumparampil , Giulia Fanti , Sewoong Oh

State-of-the-art methods for image-to-image translation with Generative Adversarial Networks (GANs) can learn a mapping from one domain to another domain using unpaired image data. However, these methods require the training of one specific…

Computer Vision and Pattern Recognition · Computer Science 2019-01-16 Hao Tang , Dan Xu , Wei Wang , Yan Yan , Nicu Sebe

A broad class of unsupervised deep learning methods such as Generative Adversarial Networks (GANs) involve training of overparameterized models where the number of parameters of the model exceeds a certain threshold. A large body of work in…

Novel view synthesis from a single image has recently achieved remarkable results, although the requirement of some form of 3D, pose, or multi-view supervision at training time limits the deployment in real scenarios. This work aims at…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Pierluigi Zama Ramirez , Diego Martin Arroyo , Alessio Tonioni , Federico Tombari

Convolutional neural networks trained on publicly available medical imaging datasets (source domain) rarely generalise to different scanners or acquisition protocols (target domain). This motivates the active field of domain adaptation.…

Image and Video Processing · Electrical Eng. & Systems 2020-10-06 Thomas Varsavsky , Mauricio Orbes-Arteaga , Carole H. Sudre , Mark S. Graham , Parashkev Nachev , M. Jorge Cardoso

We present a unified and generalizable framework for synthesizing view-consistent and temporally coherent avatars from a single image, addressing the challenging task of single-image avatar generation. Existing diffusion-based methods often…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Yixing Lu , Junting Dong , Youngjoong Kwon , Qin Zhao , Bo Dai , Fernando De la Torre

Image captioning has emerged as an interesting research field in recent years due to its broad application scenarios. The traditional paradigm of image captioning relies on paired image-caption datasets to train the model in a supervised…

Computation and Language · Computer Science 2022-02-08 Jiahui Gao , Yi Zhou , Philip L. H. Yu , Shafiq Joty , Jiuxiang Gu

This work focuses on unsupervised representation learning in person re-identification (ReID). Recent self-supervised contrastive learning methods learn invariance by maximizing the representation similarity between two augmented views of a…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Hao Chen , Yaohui Wang , Benoit Lagadec , Antitza Dantcheva , Francois Bremond

We propose GAN-Supervised Learning, a framework for learning discriminative models and their GAN-generated training data jointly end-to-end. We apply our framework to the dense visual alignment problem. Inspired by the classic Congealing…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 William Peebles , Jun-Yan Zhu , Richard Zhang , Antonio Torralba , Alexei A. Efros , Eli Shechtman

Binarization is a well-known image processing task, whose objective is to separate the foreground of an image from the background. One of the many tasks for which it is useful is that of preprocessing document images in order to identify…

Computer Vision and Pattern Recognition · Computer Science 2021-07-02 Francisco J. Castellanos , Antonio-Javier Gallego , Jorge Calvo-Zaragoza