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Related papers: Automatic Temporally Coherent Video Colorization

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In this paper, we investigate the problem of unpaired video-to-video translation. Given a video in the source domain, we aim to learn the conditional distribution of the corresponding video in the target domain, without seeing any pairs of…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Kwanyong Park , Sanghyun Woo , Dahun Kim , Donghyeon Cho , In So Kweon

Sketch colorization is a critical task for automating and assisting in the creation of animations and digital illustrations. Previous research identified the primary difficulty as the distribution shift between semantically aligned training…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Dingkun Yan , Xinrui Wang , Ru Wang , Zhuoru Li , Jinze Yu , Yusuke Iwasawa , Yutaka Matsuo , Jiaxian Guo

Cartoons and animation domain videos have very different characteristics compared to real-life images and videos. In addition, this domain carries a large variability in styles. Current computer vision and deep-learning solutions often fail…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Oron Nir , Gal Rapoport , Ariel Shamir

Animating hand-drawn sketches using traditional tools is challenging and complex. Sketches provide a visual basis for explanations, and animating these sketches offers an experience of real-time scenarios. We propose an approach for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Gaurav Rai , Ojaswa Sharma

This paper studies the problem of real-world video super-resolution (VSR) for animation videos, and reveals three key improvements for practical animation VSR. First, recent real-world super-resolution approaches typically rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Yanze Wu , Xintao Wang , Gen Li , Ying Shan

Long-range temporal alignment is critical yet challenging for video restoration tasks. Recently, some works attempt to divide the long-range alignment into several sub-alignments and handle them progressively. Although this operation is…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Kun Zhou , Wenbo Li , Liying Lu , Xiaoguang Han , Jiangbo Lu

We present Follow-Your-Color, a diffusion-based framework for multi-instance sketch colorization. The production of multi-instance 2D line art colorization adheres to an industry-standard workflow, which consists of three crucial stages:…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Yinhan Zhang , Yue Ma , Bingyuan Wang , Qifeng Chen , Zeyu Wang

This paper proposes a novel deep learning-based video object matting method that can achieve temporally coherent matting results. Its key component is an attention-based temporal aggregation module that maximizes image matting networks'…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Yunke Zhang , Chi Wang , Miaomiao Cui , Peiran Ren , Xuansong Xie , Xian-sheng Hua , Hujun Bao , Qixing Huang , Weiwei Xu

Image colorization estimates RGB colors for grayscale images or video frames to improve their aesthetic and perceptual quality. Over the last decade, deep learning techniques for image colorization have significantly progressed,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Saeed Anwar , Muhammad Tahir , Chongyi Li , Ajmal Mian , Fahad Shahbaz Khan , Abdul Wahab Muzaffar

Temporal action localization aims to identify the boundaries and categories of actions in videos, such as scoring a goal in a football match. Single-frame supervision has emerged as a labor-efficient way to train action localizers as it…

Human-Computer Interaction · Computer Science 2023-12-11 Changjian Chen , Jiashu Chen , Weikai Yang , Haoze Wang , Johannes Knittel , Xibin Zhao , Steffen Koch , Thomas Ertl , Shixia Liu

Recently, realistic image generation using deep neural networks has become a hot topic in machine learning and computer vision. Images can be generated at the pixel level by learning from a large collection of images. Learning to generate…

Computer Vision and Pattern Recognition · Computer Science 2017-05-09 Yifan Liu , Zengchang Qin , Zhenbo Luo , Hua Wang

Recent advances in text-to-video diffusion models have enabled high-quality video synthesis, but controllable generation remains challenging, particularly under limited data and compute. Existing fine-tuning methods for conditional…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Kinam Kim , Junha Hyung , Jaegul Choo

Long-form video understanding requires designing approaches that are able to temporally localize activities or language. End-to-end training for such tasks is limited by the compute device memory constraints and lack of temporal annotations…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Mengmeng Xu , Erhan Gundogdu , Maksim Lapin , Bernard Ghanem , Michael Donoser , Loris Bazzani

Manga, a form of Japanese comics and distinct visual storytelling, has captivated readers worldwide. Traditionally presented in black and white, manga's appeal lies in its ability to convey complex narratives and emotions through intricate…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Tawin Jiramahapokee

Automatic black-and-white image sequence colorization while preserving character and object identity (ID) is a complex task with significant market demand, such as in cartoon or comic series colorization. Despite advancements in visual…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Junhao Zhuang , Xuan Ju , Zhaoyang Zhang , Yong Liu , Shiyi Zhang , Chun Yuan , Ying Shan

Video action recognition has made significant strides, but challenges remain in effectively using both spatial and temporal information. While existing methods often focus on either spatial features (e.g., object appearance) or temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Huilin Chen , Lei Wang , Yifan Chen , Tom Gedeon , Piotr Koniusz

Step-by-step painting tutorials are vital for learning artistic techniques, but existing video resources (e.g., YouTube) lack interactivity and personalization. While recent generative models have advanced artistic image synthesis, they…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Markus Pobitzer , Chang Liu , Chenyi Zhuang , Teng Long , Bin Ren , Nicu Sebe

Colorization of grayscale images has been a hot topic in computer vision. Previous research mainly focuses on producing a colored image to match the original one. However, since many colors share the same gray value, an input grayscale…

Computer Vision and Pattern Recognition · Computer Science 2017-07-04 Yun Cao , Zhiming Zhou , Weinan Zhang , Yong Yu

In this paper we are particularly interested in the image inpainting problem using directional complex tight wavelet frames. Under the assumption that frame coefficients of images are sparse, several iterative thresholding algorithms for…

Information Theory · Computer Science 2014-07-14 Yi Shen , Bin Han , Elena Braverman

Automatic color enhancement is aimed to adaptively adjust photos to expected styles and tones. For current learned methods in this field, global harmonious perception and local details are hard to be well-considered in a single model…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Chaowei Shan , Zhizheng Zhang , Zhibo Chen