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相关论文: Real-Time Impulse Noise Removal from MR Images for…

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Noise is an important factor that degrades the quality of medical images. Impulse noise is a common noise, which is caused by malfunctioning of sensor elements or errors in the transmission of images. In medical images due to presence of…

计算机视觉与模式识别 · 计算机科学 2017-10-13 Zohreh HosseinKhani , Mohsen Hajabdollahi , Nader Karimi , Reza Soroushmehr , Shahram Shirani , Kayvan Najarian , Shadrokh Samavi

Noise is a major issue while transferring images through all kinds of electronic communication. One of the most common noise in electronic communication is an impulse noise which is caused by unstable voltage. In this paper, the comparison…

计算机视觉与模式识别 · 计算机科学 2014-10-09 Suman Shrestha

This paper deals with impulse noise removal from color images. The proposed noise removal algorithm employs a novel approach with morphological filtering for color image denoising; that is, detection of corrupted pixels and removal of the…

计算机视觉与模式识别 · 计算机科学 2017-07-12 Alexey Ruchay , Vitaly Kober

Magnetic Resonance Imaging (MRI) is an essential diagnostic tool in clinical settings but its utility is often hindered by noise artifacts introduced during the imaging process. Effective denoising is critical for enhancing image quality…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Zeyun Deng , Joseph Campbell

Noise is an important factor which when get added to an image reduces its quality and appearance. So in order to enhance the image qualities, it has to be removed with preserving the textural information and structural features of image.…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Vivek Kumar , Atul Samadhiya

Background noise in many fields such as medical imaging poses significant challenges for accurate diagnosis, prompting the development of denoising algorithms. Traditional methodologies, however, often struggle to address the complexities…

图像与视频处理 · 电气工程与系统科学 2025-02-03 Amirreza Hashemi , Sayantan Dutta , Bertrand Georgeot , Denis Kouame , Hamid Sabet

Patient scans from MRI often suffer from noise, which hampers the diagnostic capability of such images. As a method to mitigate such artifact, denoising is largely studied both within the medical imaging community and beyond the community…

图像与视频处理 · 电气工程与系统科学 2022-03-25 Hyungjin Chung , Eun Sun Lee , Jong Chul Ye

Medical image denoising is considered among the most challenging vision tasks. Despite the real-world implications, existing denoising methods have notable drawbacks as they often generate visual artifacts when applied to heterogeneous…

图像与视频处理 · 电气工程与系统科学 2025-03-11 S M A Sharif , Rizwan Ali Naqvi , Woong-Kee Loh

Endoscopes featuring a miniaturized design have significantly enhanced operational flexibility, portability, and diagnostic capability while substantially reducing the invasiveness of medical procedures. Recently, single-use endoscopes…

图像与视频处理 · 电气工程与系统科学 2025-06-19 Yu Xing , Shishi Huang , Meng Lv , Guo Chen , Huailiang Wang , Lingzhi Sui

Image denoising stands as a critical challenge in image processing and computer vision, aiming to restore the original image from noise-affected versions caused by various intrinsic and extrinsic factors. This process is essential for…

图像与视频处理 · 电气工程与系统科学 2024-03-19 Peter Luvton , Alfredo Castillejos , Jim Zhao , Christina Chajo

Objectives: Analyze the types of studies and algorithms that are most applied, Identify the anatomical regions treated. Determine the application of parallel techniques used in studies carried out between 2010 and 2022 in research on noise…

图像与视频处理 · 电气工程与系统科学 2023-01-05 Sussana M. Florez-Aroni , Mijail A. Hancco-Condori , Fred Torres-Cruz

Medical imaging modalities including magnetic resonance imaging (MRI), computed tomography (CT), and ultrasound are essential for accurate diagnosis and treatment planning in modern healthcare. However, noise contamination during image…

图像与视频处理 · 电气工程与系统科学 2025-08-22 Asadullah Bin Rahman , Masud Ibn Afjal , Md. Abdulla Al Mamun

Ultrasound images are widespread in medical diagnosis for muscle-skeletal, cardiac, and obstetrical diseases, due to the efficiency and non-invasiveness of the acquisition methodology. However, ultrasound acquisition introduces noise in the…

图像与视频处理 · 电气工程与系统科学 2025-06-24 Simone Cammarasana , Paolo Nicolardi , Giuseppe Patanè

Denoising algorithms play a crucial role in medical image processing and analysis. However, classical denoising algorithms often ignore explanatory and critical medical features preservation, which may lead to misdiagnosis and legal…

图像与视频处理 · 电气工程与系统科学 2023-11-09 Guanfang Dong , Anup Basu

Noise reduction is one the most important and still active research topic in low-level image processing due to its high impact on object detection and scene understanding for computer vision systems. Recently, we can observe a substantial…

计算机视觉与模式识别 · 计算机科学 2020-05-22 Krystian Radlak , Lukasz Malinski , Bogdan Smolka

Acquired images for medical and other purposes can be affected by noise from both the equipment used in the capturing or the environment. This can have adverse effect on the information therein. Thus, the need to restore the image to its…

图像与视频处理 · 电气工程与系统科学 2024-01-19 E. G. Onyedinma , I. E. Onyenwe

This paper proposes a novel method for automatic MRI denoising that exploits last advances in deep learning feature regression and self-similarity properties of the MR images. The proposed method is a two-stage approach. In the first stage,…

图像与视频处理 · 电气工程与系统科学 2019-11-19 Jose V. Manjon , Pierrick Coupe

In this paper, we propose a new method to reconstruct a signal corrupted by noise where both signal and noise are sparse but in different domains. The problem investigated in this paper arises in different applications such as impulsive…

信号处理 · 电气工程与系统科学 2019-04-02 Sahar Sadrizadeh , Nematollah Zarmehi , Ehsan Asadi , Hamidreza Abin , Farokh Marvasti

Ultrasound images are widespread in medical diagnosis for musculoskeletal, cardiac, and obstetrical imaging due to the efficiency and non-invasiveness of the acquisition methodology. However, the acquired images are degraded by acoustic…

图像与视频处理 · 电气工程与系统科学 2023-06-14 Hojat Asgariandehkordi , Sobhan Goudarzi , Adrian Basarab , Hassan Rivaz

Image denoising has become an essential exercise in medical imaging especially the Magnetic Resonance Imaging (MRI). This paper proposes a medical image denoising algorithm using contourlet transform. Numerical results show that the…

其他计算机科学 · 计算机科学 2011-03-28 S. Satheesh , KVSVR Prasad
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