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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

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

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

We develop a fully automatic image colorization system. Our approach leverages recent advances in deep networks, exploiting both low-level and semantic representations. As many scene elements naturally appear according to multimodal color…

Computer Vision and Pattern Recognition · Computer Science 2017-08-15 Gustav Larsson , Michael Maire , Gregory Shakhnarovich

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

In this paper, we present a color transfer algorithm to colorize a broad range of gray images without any user intervention. The algorithm uses a machine learning-based approach to automatically colorize grayscale images. The algorithm uses…

Graphics · Computer Science 2017-04-18 Raj Kumar Gupta , Alex Yong-Sang Chia , Deepu Rajan , Huang Zhiyong

This work proposes a complete methodology to colorize images of Fakemon, anime-style monster-like creatures. In addition, we propose algorithms to extract the line art from colorized images as well as to extract color hints. Our work is the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Erick Oliveira Rodrigues , Esteban Clua , Giovani Bernardes Vitor

We present a novel approach to automatic image colorization by imitating the imagination process of human experts. Our imagination module is designed to generate color images that are context-correlated with black-and-white photos. Given a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Chenyang Lei , Yue Wu , Qifeng Chen

We tackle the problem of machine translation of manga, Japanese comics. Manga translation involves two important problems in machine translation: context-aware and multimodal translation. Since text and images are mixed up in an…

Computation and Language · Computer Science 2021-01-12 Ryota Hinami , Shonosuke Ishiwatari , Kazuhiko Yasuda , Yusuke Matsui

Automatic colorization is the process of adding color to greyscale images. We condition this process on language, allowing end users to manipulate a colorized image by feeding in different captions. We present two different architectures…

Computer Vision and Pattern Recognition · Computer Science 2018-04-18 Varun Manjunatha , Mohit Iyyer , Jordan Boyd-Graber , Larry Davis

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

Deep networks have shown impressive performance in the image restoration tasks, such as image colorization. However, we find that previous approaches rely on the digital representation from single color model with a specific mapping…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Xiangcheng Du , Zhao Zhou , Yanlong Wang , Zhuoyao Wang , Yingbin Zheng , Cheng Jin

In this paper, we present a novel approach that uses deep learning techniques for colorizing grayscale images. By utilizing a pre-trained convolutional neural network, which is originally designed for image classification, we are able to…

Computer Vision and Pattern Recognition · Computer Science 2016-04-28 Tung Nguyen , Kazuki Mori , Ruck Thawonmas

We propose a framework for automatic colorization that allows for iterative editing and modifications. The core of our framework lies in an imagination module: by understanding the content within a grayscale image, we utilize a pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Xiaoyan Cong , Yue Wu , Qifeng Chen , Chenyang Lei

Image colorization, the task of adding colors to grayscale images, has been the focus of significant research efforts in computer vision in recent years for its various application areas such as color restoration and automatic animation…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Changyuan Qiu , Hangrui Cao , Qihan Ren , Ruiyu Li , Yuqing Qiu

Today, manga has gained worldwide popularity. However, the question of how various elements of manga, such as characters, text, and panel layouts, reflect the uniqueness of a particular work, or even define it, remains an unexplored area.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Siyuan Feng , Teruya Yoshinaga , Katsuhiko Hayashi , Koki Washio , Hidetaka Kamigaito

Multimodal manga analysis focuses on enhancing manga understanding with visual and textual features, which has attracted considerable attention from both natural language processing and computer vision communities. Currently, most comics…

Computation and Language · Computer Science 2023-10-27 Hongcheng Guo , Boyang Wang , Jiaqi Bai , Jiaheng Liu , Jian Yang , Zhoujun Li

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

Automatic colorization of line drawings has been widely studied to reduce the labor cost of hand-drawn anime production. Deep learning approaches, including image/video generation and feature-based correspondence, have improved accuracy but…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Kazuma Nagata , Naoshi Kaneko

It is a time-consuming and tedious work for manually colorizing anime line drawing images, which is an essential stage in cartoon animation creation pipeline. Reference-based line drawing colorization is a challenging task that relies on…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Yu Cao , Xiangqiao Meng , P. Y. Mok , Xueting Liu , Tong-Yee Lee , Ping Li
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