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Related papers: Document Image Binarization in JPEG Compressed Dom…

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In real life, various degradation scenarios exist that might damage document images, making it harder to recognize and analyze them, thus binarization is a fundamental and crucial step for achieving the most optimal performance in any…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Risab Biswas , Swalpa Kumar Roy , Ning Wang , Umapada Pal , Guang-Bin Huang

Degraded document image binarization is one of the most challenging tasks in the domain of document image analysis. In this paper, we present a novel approach towards document image binarization by introducing three-player min-max…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Amandeep Kumar , Shuvozit Ghose , Pinaki Nath Chowdhury , Partha Pratim Roy , Umapada Pal

Conditional Generative Adversarial Networks (GANs) for cross-domain image-to-image translation have made much progress recently. Depending on the task complexity, thousands to millions of labeled image pairs are needed to train a…

Computer Vision and Pattern Recognition · Computer Science 2018-10-12 Zili Yi , Hao Zhang , Ping Tan , Minglun Gong

The inherent noise in the observed (e.g., scanned) binary document image degrades the image quality and harms the compression ratio through breaking the pattern repentance and adding entropy to the document images. In this paper, we design…

Computer Vision and Pattern Recognition · Computer Science 2017-04-25 Yandong Guo , Cheng Lu , Jan P. Allebach , Charles A. Bouman

We present a learned image compression system based on GANs, operating at extremely low bitrates. Our proposed framework combines an encoder, decoder/generator and a multi-scale discriminator, which we train jointly for a generative learned…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Eirikur Agustsson , Michael Tschannen , Fabian Mentzer , Radu Timofte , Luc Van Gool

This paper is on image and face super-resolution. The vast majority of prior work for this problem focus on how to increase the resolution of low-resolution images which are artificially generated by simple bilinear down-sampling (or in a…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Adrian Bulat , Jing Yang , Georgios Tzimiropoulos

Despite Generative Adversarial Networks (GANs) have been widely used in various image-to-image translation tasks, they can be hardly applied on mobile devices due to their heavy computation and storage cost. Traditional network compression…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Hanting Chen , Yunhe Wang , Han Shu , Changyuan Wen , Chunjing Xu , Boxin Shi , Chao Xu , Chang Xu

Recent advances in deep learning have led to superhuman performance across a variety of applications. Recently, these methods have been successfully employed to improve the rate-distortion performance in the task of image compression.…

Image and Video Processing · Electrical Eng. & Systems 2022-02-01 Ankur Mali , Alexander Ororbia , Daniel Kifer , Lee Giles

Content-based image retrieval (CBIR) systems on pixel domain use low-level features, such as colour, texture and shape, to retrieve images. In this context, two types of image representations i.e. local and global image features have been…

Image and Video Processing · Electrical Eng. & Systems 2021-07-09 Shrikant Temburwar , Bulla Rajesh , Mohammed Javed

JPEG is one of the popular image compression algorithms that provide efficient storage and transmission capabilities in consumer electronics, and hence it is the most preferred image format over the internet world. In the present digital…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Bulla Rajesh , Mohammed Javed , P Nagabhushan

Image extension models have broad applications in image editing, computational photography and computer graphics. While image inpainting has been extensively studied in the literature, it is challenging to directly apply the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Piotr Teterwak , Aaron Sarna , Dilip Krishnan , Aaron Maschinot , David Belanger , Ce Liu , William T. Freeman

Classification of images within the compressed domain offers significant benefits. These benefits include reduced memory and computational requirements of a classification system. This paper proposes two such methods as a proof of concept:…

Image and Video Processing · Electrical Eng. & Systems 2021-10-14 P. R. Hill , D. R. Bull

Detection of double JPEG compression is important to forensics analysis. A few methods were proposed based on convolutional neural networks (CNNs). These methods only accept inputs from pre-processed data, such as histogram features and/or…

Computer Vision and Pattern Recognition · Computer Science 2017-10-17 Bin Li , Hu Luo , Haoxin Zhang , Shunquan Tan , Zhongzhou Ji

Document Image Binarization is a well-known problem in Document Analysis and Computer Vision, although it is far from being solved. One of the main challenges of this task is that documents generally exhibit degradations and acquisition…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Fabio Quattrini , Vittorio Pippi , Silvia Cascianelli , Rita Cucchiara

Domain shift between medical images from multicentres is still an open question for the community, which degrades the generalization performance of deep learning models. Generative adversarial network (GAN), which synthesize plausible…

Image and Video Processing · Electrical Eng. & Systems 2020-07-31 Xinpeng Xie , Jiawei Chen , Yuexiang Li , Linlin Shen , Kai Ma , Yefeng Zheng

To evaluate their performance, existing dehazing approaches generally rely on distance measures between the generated image and its corresponding ground truth. Despite its ability to produce visually good images, using pixel-based or even…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Sébastien de Blois , Ihsen Hedhli , Christian Gagné

This paper presents a novel iterative deep learning framework and apply it for document enhancement and binarization. Unlike the traditional methods which predict the binary label of each pixel on the input image, we train the neural…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Sheng He , Lambert Schomaker

Binarization of degraded historical manuscript images is an important pre-processing step for many document processing tasks. We formulate binarization as a pixel classification learning task and apply a novel Fully Convolutional Network…

Computer Vision and Pattern Recognition · Computer Science 2017-08-11 Chris Tensmeyer , Tony Martinez

When a JPEG image is compressed using the loss compression method with a high compression rate, a blocking phenomenon can occur in the image, making it necessary to restore the image to its original quality. In particular, restoring…

Image and Video Processing · Electrical Eng. & Systems 2023-06-23 Jongwook Si , Sungyoung Kim

Class-conditional image generation using generative adversarial networks (GANs) has been investigated through various techniques; however, it continues to face challenges such as mode collapse, training instability, and low-quality output…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Taesun Yeom , Minhyeok Lee