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Synthesizing photorealistic 4D human head avatars from videos is essential for VR/AR, telepresence, and video game applications. Although existing Neural Radiance Fields (NeRF)-based methods achieve high-fidelity results, the computational…

Graphics · Computer Science 2023-11-29 Hao-Bin Duan , Miao Wang , Jin-Chuan Shi , Xu-Chuan Chen , Yan-Pei Cao

One-shot talking head video generation uses a source image and driving video to create a synthetic video where the source person's facial movements imitate those of the driving video. However, differences in scale between the source and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Fa-Ting Hong , Dan Xu

Current 3D GAN inversion methods for human heads typically use only one single frontal image to reconstruct the whole 3D head model. This leaves out meaningful information when multi-view data or dynamic videos are available. Our method…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Florian Barthel , Anna Hilsmann , Peter Eisert

We present CAT4D, a method for creating 4D (dynamic 3D) scenes from monocular video. CAT4D leverages a multi-view video diffusion model trained on a diverse combination of datasets to enable novel view synthesis at any specified camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 Rundi Wu , Ruiqi Gao , Ben Poole , Alex Trevithick , Changxi Zheng , Jonathan T. Barron , Aleksander Holynski

Analysis-by-synthesis has been a successful approach for many tasks in computer vision, such as 6D pose estimation of an object in an RGB-D image which is the topic of this work. The idea is to compare the observation with the output of a…

Computer Vision and Pattern Recognition · Computer Science 2015-08-20 Alexander Krull , Eric Brachmann , Frank Michel , Michael Ying Yang , Stefan Gumhold , Carsten Rother

We introduce Diff4Splat, a feed-forward method that synthesizes controllable and explicit 4D scenes from a single image. Our approach unifies the generative priors of video diffusion models with geometry and motion constraints learned from…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Panwang Pan , Chenguo Lin , Jingjing Zhao , Chenxin Li , Yuchen Lin , Haopeng Li , Honglei Yan , Kairun Wen , Yunlong Lin , Yixuan Yuan , Yadong Mu

This paper studies category-level object pose estimation based on a single monocular image. Recent advances in pose-aware generative models have paved the way for addressing this challenging task using analysis-by-synthesis. The idea is to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Jiaxin Guo , Fangxun Zhong , Rong Xiong , Yunhui Liu , Yue Wang , Yiyi Liao

High dynamic range (HDR) imaging is an indispensable technique in modern photography. Traditional methods focus on HDR reconstruction from multiple images, solving the core problems of image alignment, fusion, and tone mapping, yet having a…

Image and Video Processing · Electrical Eng. & Systems 2022-10-31 Phuoc-Hieu Le , Quynh Le , Rang Nguyen , Binh-Son Hua

Taking an image of an object is at its core a lossy process. The rich information about the three-dimensional structure of the world is flattened to an image plane and decisions such as viewpoint and camera parameters are final and not…

Computer Vision and Pattern Recognition · Computer Science 2016-08-16 Konstantinos Rematas , Chuong Nguyen , Tobias Ritschel , Mario Fritz , Tinne Tuytelaars

The performance of neural network models is often limited by the availability of big data sets. To treat this problem, we survey and develop novel synthetic data generation and augmentation techniques for enhancing low/zero-sample learning…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Nathan Clement , Alan Schoen , Arnold Boedihardjo , Andrew Jenkins

Dynamic Novel View Synthesis aims to generate photorealistic views of moving subjects from arbitrary viewpoints. This task is particularly challenging when relying on monocular video, where disentangling structure from motion is ill-posed…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Michal Nazarczuk , Sibi Catley-Chandar , Thomas Tanay , Zhensong Zhang , Gregory Slabaugh , Eduardo Pérez-Pellitero

Identity-preserving face synthesis aims to generate synthetic face images of virtual subjects that can substitute real-world data for training face recognition models. While prior arts strive to create images with consistent identities and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Yuxi Mi , Zhizhou Zhong , Yuge Huang , Qiuyang Yuan , Xuan Zhao , Jianqing Xu , Shouhong Ding , ShaoMing Wang , Rizen Guo , Shuigeng Zhou

Real-world talking faces often accompany with natural head movement. However, most existing talking face video generation methods only consider facial animation with fixed head pose. In this paper, we address this problem by proposing a…

Computer Vision and Pattern Recognition · Computer Science 2020-03-06 Ran Yi , Zipeng Ye , Juyong Zhang , Hujun Bao , Yong-Jin Liu

Face sketch synthesis is a technique aimed at converting face photos into sketches. Existing face sketch synthesis research mainly relies on training with numerous photo-sketch sample pairs from existing datasets. However, these large-scale…

Graphics · Computer Science 2025-06-19 Han Wu , Junyao Li , Kangbo Zhao , Sen Zhang , Yukai Shi , Liang Lin

Deep generative models come with the promise to learn an explainable representation for visual objects that allows image sampling, synthesis, and selective modification. The main challenge is to learn to properly model the independent…

Computer Vision and Pattern Recognition · Computer Science 2019-10-24 Patrick Esser , Johannes Haux , Björn Ommer

Single-view intrinsic image decomposition is a highly ill-posed problem, and so a promising approach is to learn from large amounts of data. However, it is difficult to collect ground truth training data at scale for intrinsic images. In…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Zhengqi Li , Noah Snavely

In the application of face recognition, eyeglasses could significantly degrade the recognition accuracy. A feasible method is to collect large-scale face images with eyeglasses for training deep learning methods. However, it is difficult to…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Jianzhu Guo , Xiangyu Zhu , Zhen Lei , Stan Z. Li

Face is one of the most important things for communication with the world around us. It also forms our identity and expressions. Estimating the face structure is a fundamental task in computer vision with applications in different areas…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Kimia Dinashi , Ramin Toosi , Mohammad Ali Akhaee

Generative models have become a powerful tool for synthesizing training data in computer vision tasks. Current approaches solely focus on aligning generated images with the target dataset distribution. As a result, they capture only the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Zerun Wang , Jiafeng Mao , Xueting Wang , Toshihiko Yamasaki

Synthesizing photo-realistic visual observations from an ego vehicle's driving trajectory is a critical step towards scalable training of self-driving models. Reconstruction-based methods create 3D scenes from driving logs and synthesize…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Jiageng Mao , Boyi Li , Boris Ivanovic , Yuxiao Chen , Yan Wang , Yurong You , Chaowei Xiao , Danfei Xu , Marco Pavone , Yue Wang