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Learning-based image compression was shown to achieve a competitive performance with state-of-the-art transform-based codecs. This motivated the development of new learning-based visual compression standards such as JPEG-AI. Of particular…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Yingpeng Deng , Lina J. Karam

An orthogonal approximation for the 8-point discrete cosine transform (DCT) is introduced. The proposed transformation matrix contains only zeros and ones; multiplications and bit-shift operations are absent. Close spectral behavior…

Multimedia · Computer Science 2014-02-26 R. J. Cintra , F. M. Bayer

With the proliferation of deep learning methods, many computer vision problems which were considered academic are now viable in the consumer setting. One drawback of consumer applications is lossy compression, which is necessary from an…

Computer Vision and Pattern Recognition · Computer Science 2021-09-21 Max Ehrlich , Larry Davis , Ser-Nam Lim , Abhinav Shrivastava

For click-based interactive segmentation methods, reducing the number of clicks required to obtain a desired segmentation result is essential. Although recent click-based methods yield decent segmentation results, we observe that…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Chaewon Lee , Chang-Su Kim

Cloud based medical image analysis has become popular recently due to the high computation complexities of various deep neural network (DNN) based frameworks and the increasingly large volume of medical images that need to be processed. It…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Zihao Liu , Xiaowei Xu , Tao Liu , Qi Liu , Yanzhi Wang , Yiyu Shi , Wujie Wen , Meiping Huang , Haiyun Yuan , Jian Zhuang

In recent years, it has been found that screen content images (SCI) can be effectively compressed based on appropriate probability modelling and suitable entropy coding methods such as arithmetic coding. The key objective is determining the…

Image and Video Processing · Electrical Eng. & Systems 2023-05-11 Shabhrish Reddy Uddehal , Tilo Strutz , Hannah Och , André Kaup

The compression is an important topic in computer science which allows we to storage more amount of data on our data storage. There are several techniques to compress any file. In this manuscript will be described the most important…

Multimedia · Computer Science 2019-02-14 Pasquale De Luca , Vincenzo Maria Russiello , Raffaele Ciro Sannino , Lorenzo Valente

Image compression using neural networks have reached or exceeded non-neural methods (such as JPEG, WebP, BPG). While these networks are state of the art in ratedistortion performance, computational feasibility of these models remains a…

Image and Video Processing · Electrical Eng. & Systems 2019-12-19 Nick Johnston , Elad Eban , Ariel Gordon , Johannes Ballé

The distributed representation of correlated multi-view images is an important problem that arise in vision sensor networks. This paper concentrates on the joint reconstruction problem where the distributively compressed correlated images…

Multimedia · Computer Science 2015-06-05 Vijayaraghavan Thirumalai , Pascal Frossard

Image segmentation has come a long way since the early days of computer vision, and still remains a challenging task. Modern variations of the classical (purely bottom-up) approach, involve, e.g., some form of user assistance (interactive…

Computer Vision and Pattern Recognition · Computer Science 2017-07-19 Eyasu Zemene , Leulseged Tesfaye Alemu , Marcello Pelillo

Deep learning models have grown increasingly complex, with input data sizes scaling accordingly. Despite substantial advances in specialized deep learning hardware, data loading continues to be a major bottleneck that limits training and…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Sruthi Srinivasan , Elham Shakibapour , Rajy Rawther , Mehdi Saeedi

It is known that JPEG images uploaded to social networks (SNs) are mostly re-compressed by the social network providers. Because of such a situation, a new image identification scheme for double-compressed JPEG images is proposed in this…

Image and Video Processing · Electrical Eng. & Systems 2019-01-30 Kenta Iida , Hitoshi Kiya

As deep neural networks (DNNs) have been integrated into critical systems, several methods to attack these systems have been developed. These adversarial attacks make imperceptible modifications to an image that fool DNN classifiers. We…

Computer Vision and Pattern Recognition · Computer Science 2018-03-05 Aaditya Prakash , Nick Moran , Solomon Garber , Antonella DiLillo , James Storer

Despite recent advances in the field of supervised deep learning for text line segmentation, unsupervised deep learning solutions are beginning to gain popularity. In this paper, we present an unsupervised deep learning method that embeds…

Computer Vision and Pattern Recognition · Computer Science 2021-05-24 Berat Kurar Barakat , Ahmad Droby , Raid Saabni , Jihad El-Sana

Image compression-based approaches for defending against the adversarial-example attacks, which threaten the safety use of deep neural networks (DNN), have been investigated recently. However, prior works mainly rely on directly tuning…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Zihao Liu , Qi Liu , Tao Liu , Nuo Xu , Xue Lin , Yanzhi Wang , Wujie Wen

The need for fast diagnostic image viewing in zero footprint web applications and the ever increasing image sizes for new modalities such as digital pathology have painfully brought to light that the currently available image compression…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Bas Hulsken

Semantic communication represents a promising technique towards reducing communication costs, especially when dealing with image segmentation, but it still lacks a balance between computational efficiency and bandwidth requirements while…

Networking and Internet Architecture · Computer Science 2025-07-22 Ebrahim Abu-Helalah , Jordi Serra , Jordi Perez-Romero

This paper presents the performance of different blockbased discrete cosine transform (DCT) algorithms for compressing color image. In this RGB component of color image are converted to YCbCr before DCT transform is applied. Y is luminance…

Computer Vision and Pattern Recognition · Computer Science 2012-08-16 Walaa M. Abd-Elhafiez , Wajeb Gharibi

JPEG image compression algorithm is a widely used technique for image size reduction in edge and cloud computing settings. However, applying such lossy compression on images processed by deep neural networks can lead to significant accuracy…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Arian Bakhtiarnia , Qi Zhang , Alexandros Iosifidis

Deep learning for computer vision depends on lossy image compression: it reduces the storage required for training and test data and lowers transfer costs in deployment. Mainstream datasets and imaging pipelines all rely on standard JPEG…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Zhijing Li , Christopher De Sa , Adrian Sampson