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Neural networks can be used in video coding to improve chroma intra-prediction. In particular, usage of fully-connected networks has enabled better cross-component prediction with respect to traditional linear models. Nonetheless,…

Image and Video Processing · Electrical Eng. & Systems 2020-06-30 Marc Górriz , Saverio Blasi , Alan F. Smeaton , Noel E. O'Connor , Marta Mrak

Controllability, temporal coherence, and detail synthesis remain the most critical challenges in video generation. In this paper, we focus on a commonly used yet underexplored cinematic technique known as Frame In and Frame Out.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Boyang Wang , Xuweiyi Chen , Matheus Gadelha , Zezhou Cheng

Controllable character image animation has a wide range of applications. Although existing studies have consistently improved performance, challenges persist in the field of character image animation, particularly concerning stability in…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Jingyun Xue , Hongfa Wang , Qi Tian , Yue Ma , Andong Wang , Zhiyuan Zhao , Shaobo Min , Wenzhe Zhao , Kaihao Zhang , Heung-Yeung Shum , Wei Liu , Mengyang Liu , Wenhan Luo

Rate-control is essential to ensure efficient video delivery. Typical rate-control algorithms rely on bit allocation strategies, to appropriately distribute bits among frames. As reference frames are essential for exploiting temporal…

Image and Video Processing · Electrical Eng. & Systems 2020-03-16 Maria Santamaria , Ebroul Izquierdo , Saverio Blasi , Marta Mrak

Scene-agnostic visual inpainting remains very challenging despite progress in patch-based methods. Recently, Pathak et al. 2016 have introduced convolutional "context encoders" (CEs) for unsupervised feature learning through image…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Huy V. Vo , Ngoc Q. K. Duong , Patrick Perez

We develop an automated video colorization framework that minimizes the flickering of colors across frames. If we apply image colorization techniques to successive frames of a video, they treat each frame as a separate colorization task.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Thejan Wijesinghe , Chamath Abeysinghe , Chanuka Wijayakoon , Lahiru Jayathilake , Uthayasanker Thayasivam

Video inpainting aims to fill the given spatiotemporal holes with realistic appearance but is still a challenging task even with prosperous deep learning approaches. Recent works introduce the promising Transformer architecture into deep…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Rui Liu , Hanming Deng , Yangyi Huang , Xiaoyu Shi , Lewei Lu , Wenxiu Sun , Xiaogang Wang , Jifeng Dai , Hongsheng Li

We propose a novel feed-forward network for video inpainting. We use a set of sampled video frames as the reference to take visible contents to fill the hole of a target frame. Our video inpainting network consists of two stages. The first…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Sanghyun Woo , Dahun Kim , KwanYong Park , Joon-Young Lee , In So Kweon

Image generation and editing have seen a great deal of advancements with the rise of large-scale diffusion models that allow user control of different modalities such as text, mask, depth maps, etc. However, controlled editing of videos…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 AmirHossein Zamani , Amir G. Aghdam , Tiberiu Popa , Eugene Belilovsky

Video inpainting fills in corrupted video content with plausible replacements. While recent advances in endoscopic video inpainting have shown potential for enhancing the quality of endoscopic videos, they mainly repair 2D visual…

Image and Video Processing · Electrical Eng. & Systems 2024-07-04 Francis Xiatian Zhang , Shuang Chen , Xianghua Xie , Hubert P. H. Shum

Video color style transfer aims to transform the color style of an original video by using a reference style image. Most existing methods employ neural networks, which come with challenges like opaque transfer processes and limited user…

Computer Vision and Pattern Recognition · Computer Science 2024-11-04 Xintao Jiang , Yaosen Chen , Siqin Zhang , Wei Wang , Xuming Wen

In this paper we present an end-to-end deep learning framework to turn images that show dynamic content, such as vehicles or pedestrians, into realistic static frames. This objective encounters two main challenges: detecting all the dynamic…

Computer Vision and Pattern Recognition · Computer Science 2019-02-18 Berta Bescos , José Neira , Roland Siegwart , Cesar Cadena

Feature disentanglement of the foreground target objects and the background surrounding context has not been yet fully accomplished. The lack of network interpretability prevents advancing for feature disentanglement and better…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Mahdi Biparva , John Tsotsos

We aim to bridge the gap between typical human and machine-learning environments by extending the standard framework of few-shot learning to an online, continual setting. In this setting, episodes do not have separate training and testing…

Machine Learning · Computer Science 2021-04-26 Mengye Ren , Michael L. Iuzzolino , Michael C. Mozer , Richard S. Zemel

Existing implicit neural representation (INR) methods do not fully exploit spatiotemporal redundancies in videos. Index-based INRs ignore the content-specific spatial features and hybrid INRs ignore the contextual dependency on adjacent…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Qi Zhao , M. Salman Asif , Zhan Ma

Implicit neural representations (INRs) have emerged as a promising approach for video storage and processing, showing remarkable versatility across various video tasks. However, existing methods often fail to fully leverage their…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Xinjie Zhang , Ren Yang , Dailan He , Xingtong Ge , Tongda Xu , Yan Wang , Hongwei Qin , Jun Zhang

Learning contextual and spatial environmental representations enhances autonomous vehicle's hazard anticipation and decision-making in complex scenarios. Recent perception systems enhance spatial understanding with sensor fusion but often…

Robotics · Computer Science 2024-01-18 Shoaib Azam , Farzeen Munir , Ville Kyrki , Moongu Jeon , Witold Pedrycz

Visual navigation for autonomous agents is a core task in the fields of computer vision and robotics. Learning-based methods, such as deep reinforcement learning, have the potential to outperform the classical solutions developed for this…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Zachary Seymour , Kowshik Thopalli , Niluthpol Mithun , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Modern optical flow methods are often composed of a cascade of many independent steps or formulated as a black box neural network that is hard to interpret and analyze. In this work we seek for a plain, interpretable, but learnable…

Computer Vision and Pattern Recognition · Computer Science 2018-11-12 Christoph Vogel , Patrick Knöbelreiter , Thomas Pock

Performing data augmentation for learning deep neural networks is known to be important for training visual recognition systems. By artificially increasing the number of training examples, it helps reducing overfitting and improves…

Computer Vision and Pattern Recognition · Computer Science 2019-09-23 Nikita Dvornik , Julien Mairal , Cordelia Schmid