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Blurry video frame interpolation (BVFI) aims to generate high-frame-rate clear videos from low-frame-rate blurry videos, is a challenging but important topic in the computer vision community. Blurry videos not only provide spatial and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Pengcheng Lei , Zaoming Yan , Tingting Wang , Faming Fang , Guixu Zhang

Existing video frame interpolation methods can only interpolate the frame at a given intermediate time-step, e.g. 1/2. In this paper, we aim to explore a more generalized kind of video frame interpolation, that at an arbitrary time-step. To…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Shixing Yu , Yiyang Ma , Wenhan Yang , Wei Xiang , Jiaying Liu

Blind face restoration (BFR) is a challenging problem because of the uncertainty of the degradation patterns. This paper proposes a Restoration with Memorized Modulation (RMM) framework for universal BFR in diverse degraded scenes and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-05 Jia Li , Huaibo Huang , Xiaofei Jia , Ran He

In architecture and computer-aided design, wireframes (i.e., line-based models) are widely used as basic 3D models for design evaluation and fast design iterations. However, unlike a full design file, a wireframe model lacks critical…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Yuan Xue , Zihan Zhou , Xiaolei Huang

Neural radiance fields provide state-of-the-art view synthesis quality but tend to be slow to render. One reason is that they make use of volume rendering, thus requiring many samples (and model queries) per ray at render time. Although…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Haithem Turki , Vasu Agrawal , Samuel Rota Bulò , Lorenzo Porzi , Peter Kontschieder , Deva Ramanan , Michael Zollhöfer , Christian Richardt

Let (S, B) be the log pair associated with a projective completion of a smooth quasi-projective surface V . Under the assumption that the boundary B is irreducible, we obtain an algorithm to factorize any automorphism of V into a sequence…

Algebraic Geometry · Mathematics 2016-10-25 Adrien Dubouloz , Stéphane Lamy

We present an efficient approach of Finite Element Method (FEM)-based nonrigid image registration, in which the spatial transformation is constructed using truncated hierarchical B-splines (THB-splines). The image registration framework…

Numerical Analysis · Mathematics 2017-03-20 Aishwarya Pawar , Yongjie Zhanga , Yue Jia , Xiaodong Wei , Timon Rabczuk , Chiu Ling Chan , Cosmin Anitescu

Matrix factorization is a fundamental method in statistics and machine learning for inferring and summarizing structure in multivariate data. Modern data sets often come with "side information" of various forms (images, text, graphs) that…

X-ray ptychography is a cutting edge imaging technique providing ultra-high spatial resolutions. In ptychography, phase retrieval, i.e., the recovery of a complex valued signal from intensity-only measurements, is enabled by exploiting a…

Image and Video Processing · Electrical Eng. & Systems 2022-09-14 Felix Wittwer , Peter Modregger

Over-the-air computation (AirComp) based federated learning (FL) is capable of achieving fast model aggregation by exploiting the waveform superposition property of multiple access channels. However, the model aggregation performance is…

Information Theory · Computer Science 2022-04-01 Zhibin Wang , Jiahang Qiu , Yong Zhou , Yuanming Shi , Liqun Fu , Wei Chen , Khaled B. Lataief

Although Deep Convolutional Neural Networks (CNNs) have liberated their power in various computer vision tasks, the most important components of CNN, convolutional layers and fully connected layers, are still limited to linear…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Yanghao Li , Naiyan Wang , Jiaying Liu , Xiaodi Hou

The techniques of data-driven backmapping from coarse-grained (CG) to fine-grained (FG) representation often struggle with accuracy, unstable training, and physical realism, especially when applied to complex systems such as proteins. In…

Machine Learning · Computer Science 2025-05-26 Georgios Kementzidis , Erin Wong , John Nicholson , Ruichen Xu , Yuefan Deng

Face restoration under complex degradations still remains an ill-posed inverse problem due to severe information loss. Although diffusion models benefit from strong generative priors, most methods still condition only on low-quality inputs,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Zirui Wang , Xianhui Lin , Yi Dong , Bo Wei , Gangjian Zhang , Siteng Ma , Zebiao Zheng , Xing Liu , Hong Gu , Minjing Dong

We present an efficient B-spline finite element method (FEM) for cloth simulation. While higher-order FEM has long promised higher accuracy, its adoption in cloth simulators has been limited by its larger computational costs while…

Graphics · Computer Science 2026-05-05 Yuqi Meng , Yihao Shi , Kemeng Huang , Zixuan Lu , Ning Guo , Taku Komura , Yin Yang , Minchen Li

In this work, we present BasisNet which combines recent advancements in efficient neural network architectures, conditional computation, and early termination in a simple new form. Our approach incorporates a lightweight model to preview…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Mingda Zhang , Chun-Te Chu , Andrey Zhmoginov , Andrew Howard , Brendan Jou , Yukun Zhu , Li Zhang , Rebecca Hwa , Adriana Kovashka

Photorealistic frontal view synthesis from a single face image has a wide range of applications in the field of face recognition. Although data-driven deep learning methods have been proposed to address this problem by seeking solutions…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Rui Huang , Shu Zhang , Tianyu Li , Ran He

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

Facial semantic guidance (including facial landmarks, facial heatmaps, and facial parsing maps) and facial generative adversarial networks (GAN) prior have been widely used in blind face restoration (BFR) in recent years. Although existing…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Kai Hu , Yu Liu , Renhe Liu , Wei Lu , Gang Yu , Bin Fu

Audio-driven talking face video generation has attracted increasing attention due to its huge industrial potential. Some previous methods focus on learning a direct mapping from audio to visual content. Despite progress, they often struggle…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Weizhi Zhong , Junfan Lin , Peixin Chen , Liang Lin , Guanbin Li

Polygonal meshes are ubiquitous in the digital 3D domain, yet they have only played a minor role in the deep learning revolution. Leading methods for learning generative models of shapes rely on implicit functions, and generate meshes only…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Zhiqin Chen , Andrea Tagliasacchi , Hao Zhang