English
Related papers

Related papers: A maximal-information color to gray conversion met…

200 papers

We propose a new algorithm for color transfer between images that have perceptually similar semantic structures. We aim to achieve a more accurate color transfer that leverages semantically-meaningful dense correspondence between images. To…

Computer Vision and Pattern Recognition · Computer Science 2018-12-13 Mingming He , Jing Liao , Dongdong Chen , Lu Yuan , Pedro V. Sander

Image-to-image translation is an important and challenging problem in computer vision and image processing. Diffusion models (DM) have shown great potentials for high-quality image synthesis, and have gained competitive performance on the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Bo Li , Kaitao Xue , Bin Liu , Yu-Kun Lai

The explosion of data has resulted in more and more associated text being transmitted along with images. Inspired by from distributed source coding, many works utilize image side information to enhance image compression. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Shiyu Qin , Bin Chen , Yujun Huang , Baoyi An , Tao Dai , Shu-Tao Xia

To enhance low-light images to normally-exposed ones is highly ill-posed, namely that the mapping relationship between them is one-to-many. Previous works based on the pixel-wise reconstruction losses and deterministic processes fail to…

Image and Video Processing · Electrical Eng. & Systems 2021-09-14 Yufei Wang , Renjie Wan , Wenhan Yang , Haoliang Li , Lap-Pui Chau , Alex C. Kot

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

Enhancement of human vision to get an insight to information content is of vital importance. The traditional histogram equalization methods have been suffering from amplified contrast with the addition of artifacts and a surprising…

Computer Vision and Pattern Recognition · Computer Science 2015-08-25 Muhammad Ali Qadar , Yan Zhaowen , Li Hua

We propose a new approach for image compression in digital cameras, where the goal is to achieve better quality at a given rate by using the characteristics of a Bayer color filter array. Most digital cameras produce color images by using a…

Multimedia · Computer Science 2009-03-16 Sang-Yong Lee , Antonio Ortega

Recently, unsupervised exemplar-based image-to-image translation, conditioned on a given exemplar without the paired data, has accomplished substantial advancements. In order to transfer the information from an exemplar to an input image,…

Computer Vision and Pattern Recognition · Computer Science 2019-06-11 Wonwoong Cho , Sungha Choi , David Keetae Park , Inkyu Shin , Jaegul Choo

Bimodal objects, such as the checkerboard pattern used in camera calibration, markers for object tracking, and text on road signs, to name a few, are prevalent in our daily lives and serve as a visual form to embed information that can be…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Shijie Lin , Xiang Zhang , Lei Yang , Lei Yu , Bin Zhou , Xiaowei Luo , Wenping Wang , Jia Pan

Current systems used by the Tunisian national archives for the automatic transcription of archival documents are hindered by many issues related to the performance of the optical character recognition (OCR) tools. Indeed, using a classical…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Walid Elhedda , Maroua Mehri , Mohamed Ali Mahjoub

Capturing images under extremely low-light conditions poses significant challenges for the standard camera pipeline. Images become too dark and too noisy, which makes traditional image enhancement techniques almost impossible to apply. Very…

Computer Vision and Pattern Recognition · Computer Science 2020-06-19 Ahmet Serdar Karadeniz , Erkut Erdem , Aykut Erdem

The search for image compression optimization techniques is a topic of constant interest both in and out of academic circles. One method that shows promise toward future improvements in this field is image colorization since image…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Ian Tassin , Kristen Goebel , Brittany Lasher

Although many methods have been proposed to deal with nature image super-resolution (SR) and get impressive performance, the text images SR is not good due to their ignorance of document images. In this paper, we propose a matting-based…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Yubao Liu , Kai Lin

Given a composite image, image harmonization aims to adjust the foreground to make it compatible with the background. High-resolution image harmonization is in high demand, but still remains unexplored. Conventional image harmonization…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Wenyan Cong , Xinhao Tao , Li Niu , Jing Liang , Xuesong Gao , Qihao Sun , Liqing Zhang

Computing the gradient of an image is a common step in computer vision pipelines. The image gradient quantifies the magnitude and direction of edges in an image and is used in creating features for downstream machine learning tasks.…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Shouvik Mani

This paper presents an effective color normalization method for thin blood film images of peripheral blood specimens. Thin blood film images can easily be separated to foreground (cell) and background (plasma) parts. The color of the plasma…

Computer Vision and Pattern Recognition · Computer Science 2016-07-15 F. Boray Tek , Andrew G. Dempster , İzzet Kale

We transpose an optimal control technique to the image segmentation problem. The idea is to consider image segmentation as a parameter estimation problem. The parameter to estimate is the color of the pixels of the image. We use the…

Numerical Analysis · Mathematics 2011-05-24 Hend Ben Ameur , Guy Chavent , Francois Clément , Pierre Weis

Scene text recognition in low-resource languages frequently faces challenges due to the limited availability of training datasets derived from real-world scenes. This study proposes a novel approach that generates text images in…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Chihiro Noguchi , Shun Fukuda , Shoichiro Mihara , Masao Yamanaka

Combining high-level and low-level visual tasks is a common technique in the field of computer vision. This work integrates the technique of image super resolution to semantic segmentation for document image binarization. It demonstrates…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Chih-Chia Chen , Wei-Han Chen , Jen-Shiun Chiang , Chun-Tse Chien , Tingkai Chang

Image binarization is the process of separation of pixel values into two groups, white as background and black as foreground. Thresholding plays a major in binarization of images. Thresholding can be categorized into global thresholding and…

Computer Vision and Pattern Recognition · Computer Science 2012-01-26 T. Romen Singh , Sudipta Roy , O. Imocha Singh , Tejmani Sinam , Kh. Manglem Singh