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In this paper we present a new deep learning-driven approach to image-based synthesis of animations involving humanoid characters. Unlike previous deep approaches to image-based animation our method makes no assumptions on the type of…

图形学 · 计算机科学 2019-08-14 John Kanji , David I. W. Levin

Is strong supervision necessary for learning a good visual representation? Do we really need millions of semantically-labeled images to train a Convolutional Neural Network (CNN)? In this paper, we present a simple yet surprisingly powerful…

计算机视觉与模式识别 · 计算机科学 2015-10-07 Xiaolong Wang , Abhinav Gupta

Automating video-based data and machine learning pipelines poses several challenges including metadata generation for efficient storage and retrieval and isolation of key-frames for scene understanding tasks. In this work, we present two…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Sohini Roychowdhury

Scene understanding is a prerequisite to many high level tasks for any automated intelligent machine operating in real world environments. Recent attempts with supervised learning have shown promise in this direction but also highlighted…

计算机视觉与模式识别 · 计算机科学 2015-11-30 Ankur Handa , Viorica Patraucean , Vijay Badrinarayanan , Simon Stent , Roberto Cipolla

Our objective is to transform a video into a set of discrete audio-visual objects using self-supervised learning. To this end, we introduce a model that uses attention to localize and group sound sources, and optical flow to aggregate…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Triantafyllos Afouras , Andrew Owens , Joon Son Chung , Andrew Zisserman

This paper takes a step towards temporal reasoning in a dynamically changing video, not in the pixel space that constitutes its frames, but in a latent space that describes the non-linear dynamics of the objects in its world. We introduce…

机器学习 · 统计学 2017-10-31 Marco Fraccaro , Simon Kamronn , Ulrich Paquet , Ole Winther

Temporally consistent video-to-video generation is critical for applications such as style transfer and upsampling. In this paper, we provide a theoretical analysis of warped noise - a recently proposed technique for training video…

计算机视觉与模式识别 · 计算机科学 2025-10-17 Chao Liu , Arash Vahdat

In this paper we show how to perform scene-level inverse rendering to recover shape, reflectance and lighting from a single, uncontrolled image using a fully convolutional neural network. The network takes an RGB image as input, regresses…

计算机视觉与模式识别 · 计算机科学 2021-02-15 Ye Yu , William A. P. Smith

Developing deep neural networks to generate 3D scenes is a fundamental problem in neural synthesis with immediate applications in architectural CAD, computer graphics, as well as in generating virtual robot training environments. This task…

计算机视觉与模式识别 · 计算机科学 2021-09-02 Haitao Yang , Zaiwei Zhang , Siming Yan , Haibin Huang , Chongyang Ma , Yi Zheng , Chandrajit Bajaj , Qixing Huang

We present a novel approach for synthesizing photo-realistic images of people in arbitrary poses using generative adversarial learning. Given an input image of a person and a desired pose represented by a 2D skeleton, our model renders the…

计算机视觉与模式识别 · 计算机科学 2018-09-28 Albert Pumarola , Antonio Agudo , Alberto Sanfeliu , Francesc Moreno-Noguer

When interacting with highly dynamic environments, scene flow allows autonomous systems to reason about the non-rigid motion of multiple independent objects. This is of particular interest in the field of autonomous driving, in which many…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Himangi Mittal , Brian Okorn , David Held

We introduce a method to generate 3D scenes that are disentangled into their component objects. This disentanglement is unsupervised, relying only on the knowledge of a large pretrained text-to-image model. Our key insight is that objects…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Dave Epstein , Ben Poole , Ben Mildenhall , Alexei A. Efros , Aleksander Holynski

One significant factor we expect the video representation learning to capture, especially in contrast with the image representation learning, is the object motion. However, we found that in the current mainstream video datasets, some action…

计算机视觉与模式识别 · 计算机科学 2020-12-17 Jinpeng Wang , Yuting Gao , Ke Li , Jianguo Hu , Xinyang Jiang , Xiaowei Guo , Rongrong Ji , Xing Sun

A key challenge of learning a visual representation for the 3D high fidelity geometry of dressed humans lies in the limited availability of the ground truth data (e.g., 3D scanned models), which results in the performance degradation of 3D…

计算机视觉与模式识别 · 计算机科学 2022-12-29 Yasamin Jafarian , Hyun Soo Park

Wearable cameras stand out as one of the most promising devices for the upcoming years, and as a consequence, the demand of computer algorithms to automatically understand the videos recorded with them is increasing quickly. An automatic…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Alejandro Betancourt , Natalia Díaz-Rodríguez , Emilia Barakova , Lucio Marcenaro , Matthias Rauterberg , Carlo Regazzoni

In this paper, we present an approach for learning a visual representation from the raw spatiotemporal signals in videos. Our representation is learned without supervision from semantic labels. We formulate our method as an unsupervised…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Ishan Misra , C. Lawrence Zitnick , Martial Hebert

This paper targets on learning-based novel view synthesis from a single or limited 2D images without the pose supervision. In the viewer-centered coordinates, we construct an end-to-end trainable conditional variational framework to…

计算机视觉与模式识别 · 计算机科学 2021-06-08 Xiaofeng Liu , Tong Che , Yiqun Lu , Chao Yang , Site Li , Jane You

This paper presents a novel approach for text/speech-driven animation of a photo-realistic head model based on blend-shape geometry, dynamic textures, and neural rendering. Training a VAE for geometry and texture yields a parametric model…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Wolfgang Paier , Anna Hilsmann , Peter Eisert

We introduce an unsupervised feature learning approach that embeds 3D shape information into a single-view image representation. The main idea is a self-supervised training objective that, given only a single 2D image, requires all unseen…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Dinesh Jayaraman , Ruohan Gao , Kristen Grauman

This work explores the use of spatial context as a source of free and plentiful supervisory signal for training a rich visual representation. Given only a large, unlabeled image collection, we extract random pairs of patches from each image…

计算机视觉与模式识别 · 计算机科学 2016-01-19 Carl Doersch , Abhinav Gupta , Alexei A. Efros