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Watermarking helps in ensuring originality, ownership and copyrights of a digital image. This paper aims at embedding a Watermark in an image using Wave Atom Transform. Preference of Wave Atoms on other transformations has been due to its…

多媒体 · 计算机科学 2015-08-10 Ijaz Bukhari , Nuhman-ul-Haq , Khizar Hyat

The field of steganography has experienced a surge of interest due to the recent advancements in AI-powered techniques, particularly in the context of multimodal setups that enable the concealment of signals within signals of a different…

密码学与安全 · 计算机科学 2023-03-16 Jaume Ros , Margarita Geleta , Jordi Pons , Xavier Giro-i-Nieto

When using medical images for diagnosis, either by clinicians or artificial intelligence (AI) systems, it is important that the images are of high quality. When an image is of low quality, the medical exam that produced the image often…

Spectral imaging is an umbrella term for energy-resolved x-ray imaging in medicine. The technique makes use of the energy dependence of x-ray attenuation to either increase the contrast-to-noise ratio, or to provide quantitative image data…

医学物理 · 物理学 2021-01-05 Erik Fredenberg

Medical image fusion is the process of registering and combining multiple images from single or multiple imaging modalities to improve the imaging quality and reduce randomness and redundancy in order to increase the clinical applicability…

计算机视觉与模式识别 · 计算机科学 2014-01-03 A. P. James , B. V. Dasarathy

Steganalysis means analysis of stego images. Like cryptanalysis, steganalysis is used to detect messages often encrypted using secret key from stego images produced by steganography techniques. Recently lots of new and improved…

多媒体 · 计算机科学 2014-05-21 Tanmoy Sarkar , Sugata Sanyal

The current work is focusing on the implementation of a robust watermarking algorithm for digital images, which is based on an innovative spread spectrum analysis algorithm for watermark embedding and on a content-based image retrieval…

数据结构与算法 · 计算机科学 2009-09-29 Dimitrios K. Tsolis , Spyros Sioutas , Theodore S. Papatheodorou

This paper focuses on several theoretical issues and principles in steganography security, and defines four security levels by analyzing the corresponding algorithm instances. In the theoretical analysis, we discuss the differences between…

多媒体 · 计算机科学 2019-06-13 Yan Ke , Jia Liu , Min-qing Zhang , Ting-ting Su , Xiao-yuan Yang

Medical imaging is a cornerstone of modern healthcare, driving advancements in diagnosis, treatment planning, and patient care. Among its various tasks, segmentation remains one of the most challenging problem due to factors such as data…

计算机视觉与模式识别 · 计算机科学 2025-05-15 Fares Bougourzi , Abdenour Hadid

Topological correctness, i.e., the preservation of structural integrity and specific characteristics of shape, is a fundamental requirement for medical imaging tasks, such as neuron or vessel segmentation. Despite the recent surge in…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Alexander H. Berger , Laurin Lux , Alexander Weers , Martin Menten , Daniel Rueckert , Johannes C. Paetzold

Image segmentation is often performed on medical images for identifying diseases in clinical evaluation. Hence it has become one of the major research areas. Conventional image segmentation techniques are unable to provide satisfactory…

计算机视觉与模式识别 · 计算机科学 2017-02-13 Pratik Kalshetti , Manas Bundele , Parag Rahangdale , Dinesh Jangra , Chiranjoy Chattopadhyay , Gaurav Harit , Abhay Elhence

Medical Image Segmentation is a useful application for medical image analysis including detecting diseases and abnormalities in imaging modalities such as MRI, CT etc. Deep learning has proven to be promising for this task but usually has a…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Soham Bhosale , Arjun Krishna , Ge Wang , Klaus Mueller

With the proliferation of inexpensive CMOS cameras, medical imaging experiences a noticeable influx of new technologies. While anatomical imaging is based on well-established principles of photography, physiological optical imaging is a…

医学物理 · 物理学 2023-02-02 Gennadi Saiko

Medical data employed in research frequently comprises sensitive patient health information (PHI), which is subject to rigorous legal frameworks such as the General Data Protection Regulation (GDPR) or the Health Insurance Portability and…

图像与视频处理 · 电气工程与系统科学 2024-10-17 Moritz Rempe , Lukas Heine , Constantin Seibold , Fabian Hörst , Jens Kleesiek

Image registration is a fundamental task in medical image analysis. Recently, deep learning based image registration methods have been extensively investigated due to their excellent performance despite the ultra-fast computational time.…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Boah Kim , Dong Hwan Kim , Seong Ho Park , Jieun Kim , June-Goo Lee , Jong Chul Ye

Image steganography is the technique of embedding secret information within images. The development of deep learning has led to significant advances in this field. However, existing methods often struggle to balance image quality, embedding…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Abhinav Kumar , Pratham Singla , Aayan Yadav

Despite the recent success of deep learning methods at achieving new state-of-the-art accuracy for medical image segmentation, some major limitations are still restricting their deployment into clinics. One major limitation of deep…

图像与视频处理 · 电气工程与系统科学 2023-05-30 Lucas Fidon

Medical image registration is a difficult problem. Not only a registration algorithm needs to capture both large and small scale image deformations, it also has to deal with global and local image intensity variations. In this paper we…

计算机视觉与模式识别 · 计算机科学 2009-07-14 Ulas Bagci , Li Bai

We propose adversarial embedding, a new steganography and watermarking technique that embeds secret information within images. The key idea of our method is to use deep neural networks for image classification and adversarial attacks to…

密码学与安全 · 计算机科学 2019-12-04 Salah Ghamizi , Maxime Cordy , Mike Papadakis , Yves Le Traon

Steganography is technique of hiding a data under cover media using different steganography tools. Image steganography is hiding of data (Text/Image/Audio/Video) under a cover as Image. This review paper presents classification of image…

密码学与安全 · 计算机科学 2025-08-28 Ms. Preeti P. Bhatt , Rakesh R. Savant