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Related papers: Automatic Temporally Coherent Video Colorization

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Decolorization is the process to convert a color image or video to its grayscale version, and it has received great attention in recent years. An ideal decolorization algorithm should preserve the original color contrast as much as…

Graphics · Computer Science 2014-04-23 Wei Hu , Wei Li , Fan Zhang , Qian Du

Videos captured by consumer cameras often exhibit temporal variations in color and tone that are caused by camera auto-adjustments like white-balance and exposure. When such videos are sub-sampled to play fast-forward, as in the…

Graphics · Computer Science 2017-10-02 Xuaner Cecilia Zhang , Joon-Young Lee , Kalyan Sunkavalli , Zhaowen Wang

Video colorization is a challenging task that involves inferring plausible and temporally consistent colors for grayscale frames. In this paper, we present ColorDiffuser, an adaptation of a pre-trained text-to-image latent diffusion model…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Hanyuan Liu , Minshan Xie , Jinbo Xing , Chengze Li , Tien-Tsin Wong

Image colorization adds color to grayscale images. It not only increases the visual appeal of grayscale images, but also enriches the information contained in scientific images that lack color information. Most existing methods of…

Computer Vision and Pattern Recognition · Computer Science 2012-10-17 Yingzhen Yang , Xinqi Chu , Tian-Tsong Ng , Alex Yong-Sang Chia , Shuicheng Yan , Thomas S. Huang

We use large amounts of unlabeled video to learn models for visual tracking without manual human supervision. We leverage the natural temporal coherency of color to create a model that learns to colorize gray-scale videos by copying colors…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Carl Vondrick , Abhinav Shrivastava , Alireza Fathi , Sergio Guadarrama , Kevin Murphy

Editing long videos remains a challenging task due to the need for maintaining both global consistency and temporal coherence across thousands of frames. Existing methods often suffer from structural drift or temporal artifacts,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Zichi Liu , Yinggui Wang , Tao Wei , Chao Ma

While video compression algorithms effectively reduce bitrate, aggressive quantization often compromises temporal coherence, introducing artifacts such as flicker, motion inconsistency, and unstable textures. Although spatial quality…

Image and Video Processing · Electrical Eng. & Systems 2026-05-19 Peter Zsoldos

This paper presents the first end-to-end network for exemplar-based video colorization. The main challenge is to achieve temporal consistency while remaining faithful to the reference style. To address this issue, we introduce a recurrent…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Bo Zhang , Mingming He , Jing Liao , Pedro V. Sander , Lu Yuan , Amine Bermak , Dong Chen

Recent diffusion-based human image animation techniques have demonstrated impressive success in synthesizing videos that faithfully follow a given reference identity and a sequence of desired movement poses. Despite this, there are still…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Xiang Wang , Shiwei Zhang , Changxin Gao , Jiayu Wang , Xiaoqiang Zhou , Yingya Zhang , Luxin Yan , Nong Sang

We propose a novel framework to produce cartoon videos by fetching the color information from two input keyframes while following the animated motion guided by a user sketch. The key idea of the proposed approach is to estimate the dense…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Xiaoyu Li , Bo Zhang , Jing Liao , Pedro V. Sander

Human animation aims to generate temporally coherent and visually consistent videos over long sequences, yet modeling long-range dependencies while preserving frame quality remains challenging. Inspired by the human ability to leverage past…

We propose a novel approach to automatically produce multiple colorized versions of a grayscale image. Our method results from the observation that the task of automated colorization is relatively easy given a low-resolution version of the…

Computer Vision and Pattern Recognition · Computer Science 2017-06-07 Sergio Guadarrama , Ryan Dahl , David Bieber , Mohammad Norouzi , Jonathon Shlens , Kevin Murphy

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

Colorizing grayscale images offers an engaging visual experience. Existing automatic colorization methods often fail to generate satisfactory results due to incorrect semantic colors and unsaturated colors. In this work, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Han Wang , Xinning Chai , Yiwen Wang , Yuhong Zhang , Rong Xie , Li Song

Graph coloring has been broadly used to discover concurrency in parallel computing. To speedup graph coloring for large-scale datasets, parallel algorithms have been proposed to leverage modern GPUs. Existing GPU implementations either have…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-01-22 Xuhao Chen , Pingfan Li , Jianbin Fang , Tao Tang , Zhiying Wang , Canqun Yang

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

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

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

Most existing real-time deep models trained with each frame independently may produce inconsistent results across the temporal axis when tested on a video sequence. A few methods take the correlations in the video sequence into…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Yifan Liu , Chunhua Shen , Changqian Yu , Jingdong Wang

Aligning video sequences is a fundamental yet still unsolved component for a broad range of applications in computer graphics and vision. Most classical image processing methods cannot be directly applied to related video problems due to…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Patrick Wieschollek , Ido Freeman , Hendrik P. A. Lensch