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The Japanese comic format known as Manga is popular all over the world. It is traditionally produced in black and white, and colorization is time consuming and costly. Automatic colorization methods generally rely on greyscale values, which…

Graphics · Computer Science 2017-06-22 Paulina Hensman , Kiyoharu Aizawa

We developed "Comicolorization", a semi-automatic colorization system for manga images. Given a monochrome manga and reference images as inputs, our system generates a plausible color version of the manga. This is the first work to address…

Computer Vision and Pattern Recognition · Computer Science 2017-09-29 Chie Furusawa , Kazuyuki Hiroshiba , Keisuke Ogaki , Yuri Odagiri

Japanese comics (called manga) are traditionally created in monochrome format. In recent years, in addition to monochrome comics, full color comics, a more attractive medium, have appeared. Unfortunately, color comics require manual…

Computer Vision and Pattern Recognition · Computer Science 2021-07-19 Yugo Shimizu , Ryosuke Furuta , Delong Ouyang , Yukinobu Taniguchi , Ryota Hinami , Shonosuke Ishiwatari

Manga, a widely celebrated Japanese comic art form, is renowned for its diverse narratives and distinct artistic styles. However, the inherently visual and intricate structure of Manga, which comprises images housing multiple panels, poses…

Information Retrieval · Computer Science 2023-11-07 Conghao Tom Shen , Violet Yao , Yixin Liu

Colorization is an ambiguous problem, with multiple viable colorizations for a single grey-level image. However, previous methods only produce the single most probable colorization. Our goal is to model the diversity intrinsic to the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-28 Aditya Deshpande , Jiajun Lu , Mao-Chuang Yeh , Min Jin Chong , David Forsyth

While manga is a popular entertainment form, creating manga is tedious, especially adding screentones to the created sketch, namely manga screening. Unfortunately, there is no existing method that tailors for automatic manga screening,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Jian Lin , Xueting Liu , Chengze Li , Minshan Xie , Tien-Tsin Wong

Derived from diffusion models, MangaNinjia specializes in the task of reference-guided line art colorization. We incorporate two thoughtful designs to ensure precise character detail transcription, including a patch shuffling module to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Zhiheng Liu , Ka Leong Cheng , Xi Chen , Jie Xiao , Hao Ouyang , Kai Zhu , Yu Liu , Yujun Shen , Qifeng Chen , Ping Luo

Recent advances in image inpainting increasingly use generative models to handle large irregular masks. However, these models can create unrealistic inpainted images due to two main issues: (1) Unwanted object insertion: Even with unmasked…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Yikai Wang , Chenjie Cao , Junqiu Yu , Ke Fan , Xiangyang Xue , Yanwei Fu

Manga, as a widely beloved form of entertainment around the world, have shifted from paper to electronic screens with the proliferation of handheld devices. However, as the demand for image quality increases with screen development,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Chih-Yuan Yao , Husan-Ting Chou , Yu-Sheng Lin , Kuo-wei Chen

This paper introduces a novel method for image colorization that utilizes a color transformer and generative adversarial networks (GANs) to address the challenge of generating visually appealing colorized images. Conventional approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Hamza Shafiq , Bumshik Lee

Handling various objects with different colors is a significant challenge for image colorization techniques. Thus, for complex real-world scenes, the existing image colorization algorithms often fail to maintain color consistency. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Subhankar Ghosh , Saumik Bhattacharya , Prasun Roy , Umapada Pal , Michael Blumenstein

Manga is a popular medium that combines stylized drawings and text to convey stories. As manga panels differ from natural images, computational systems traditionally had to be designed specifically for manga. Recently, the adaptive nature…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Hikaru Ikuta , Leslie Wöhler , Kiyoharu Aizawa

Automatic colorization of anime line drawing has attracted much attention in recent years since it can substantially benefit the animation industry. User-hint based methods are the mainstream approach for line drawing colorization, while…

Computer Vision and Pattern Recognition · Computer Science 2023-02-27 Yu Cao , Hao Tian , P. Y. Mok

Masked AutoEncoders (MAE) have emerged as a robust self-supervised framework, offering remarkable performance across a wide range of downstream tasks. To increase the difficulty of the pretext task and learn richer visual representations,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Carlos Hinojosa , Shuming Liu , Bernard Ghanem

Understanding region-wise correspondences between manga line art images is fundamental for high-level manga processing, supporting downstream tasks such as line art colorization and in-between frame generation. Unlike natural images that…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Yingxuan Li , Jiafeng Mao , Qianru Qiu , Yusuke Matsui

Manga is a world popular comic form originated in Japan, which typically employs black-and-white stroke lines and geometric exaggeration to describe humans' appearances, poses, and actions. In this paper, we propose MangaGAN, the first…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Hao Su , Jianwei Niu , Xuefeng Liu , Qingfeng Li , Jiahe Cui , Ji Wan

The process of adapting or repurposing manga pages is a time-consuming task that requires manga artists to manually work on every single screentone region and apply new patterns to create novel screentones across multiple panels. To address…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Minshan Xie , Chengze Li , Tien-Tsin Wong

Manga, or Japanese comics, is a richly multimodal narrative form that blends images and text in complex ways. Teaching large multimodal models (LMMs) to understand such narratives at a human-like level could help manga creators reflect on…

Computation and Language · Computer Science 2026-01-27 Jeonghun Baek , Kazuki Egashira , Shota Onohara , Atsuyuki Miyai , Yuki Imajuku , Hikaru Ikuta , Kiyoharu Aizawa

Video colorization aims to transform grayscale videos into vivid color representations while maintaining temporal consistency and structural integrity. Existing video colorization methods often suffer from color bleeding and lack…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Zixun Fang , Zhiheng Liu , Kai Zhu , Yu Liu , Ka Leong Cheng , Wei Zhai , Yang Cao , Zheng-Jun Zha

Greyscale image colorization for applications in image restoration has seen significant improvements in recent years. Many of these techniques that use learning-based methods struggle to effectively colorize sparse inputs. With the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Harrish Thasarathan , Kamyar Nazeri , Mehran Ebrahimi
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