中文
相关论文

相关论文: Learned Full Waveform Inversion Incorporating Task…

200 篇论文

Medical image registration is one of the key processing steps for biomedical image analysis such as cancer diagnosis. Recently, deep learning based supervised and unsupervised image registration methods have been extensively studied due to…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Boah Kim , Jieun Kim , June-Goo Lee , Dong Hwan Kim , Seong Ho Park , Jong Chul Ye

Diffusion model shows remarkable potential on sparse-view computed tomography (SVCT) reconstruction. However, when a network is trained on a limited sample space, its generalization capability may be constrained, which degrades performance…

图像与视频处理 · 电气工程与系统科学 2025-11-11 Zekun Zhou , Tan Liu , Bing Yu , Yanru Gong , Liu Shi , Qiegen Liu

This study proposes a fully convolutional network (FCN) model for raw waveform-based speech enhancement. The proposed system performs speech enhancement in an end-to-end (i.e., waveform-in and waveform-out) manner, which dif-fers from most…

机器学习 · 统计学 2017-06-16 Szu-Wei Fu , Yu Tsao , Xugang Lu , Hisashi Kawai

Seismic full waveform inversion (FWI) is a widely used technique in geophysics for inferring subsurface structures from seismic data. And InversionNet is one of the most successful data-driven machine learning models that is applied to…

机器学习 · 计算机科学 2023-10-19 Zhepeng Wang , Isaacshubhanand Putla , Weiwen Jiang , Youzuo Lin

An important part of breast cancer staging is the assessment of the sentinel axillary node for early signs of tumor spreading. However, this assessment by pathologists is not always easy and retrospective surveys often requalify the status…

定量方法 · 定量生物学 2024-04-30 Eric Bonnet

Breast cancer is one of the most serious disease affecting women's health. Due to low cost, portable, no radiation, and high efficiency, breast ultrasound (BUS) imaging is the most popular approach for diagnosing early breast cancer.…

计算机视觉与模式识别 · 计算机科学 2019-10-24 Kuan Huang , Yingtao Zhang , H. D. Cheng , Ping Xing , Boyu Zhang

With the rapid development of deep learning and computer vision technologies, medical image segmentation plays a crucial role in the early diagnosis of breast cancer. However, due to the characteristics of breast ultrasound images, such as…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Jiajun Ding , Beiyao Zhu , Wenjie Wang , Shurong Zhang , Dian Zhua , Zhao Liua

Ultrasound (US) imaging is an indispensable tool for diagnostic imaging, particularly given its cost, safety, and portability profiles compared to other modalities. However, US is challenged in subjects with morphological heterogeneity…

信号处理 · 电气工程与系统科学 2025-08-19 Scott Schoen , Brian Lause , Marko Jakovljevic , Rimon Tadross , Mike Washburn , Anthony E. Samir

In plane-wave imaging, multiple unfocused ultrasound waves are transmitted into a medium of interest from different angles and an image is formed from the recorded reflections. The number of plane waves used leads to a trade-off between…

图像与视频处理 · 电气工程与系统科学 2021-11-23 Georgios Pilikos , Chris L. de Korte , Tristan van Leeuwen , Felix Lucka

In Ultrasound Localization Microscopy (ULM), achieving high-resolution images relies on the precise localization of contrast agent particles across a series of beamformed frames. However, our study uncovers an enormous potential: The…

计算几何 · 计算机科学 2024-04-09 Christopher Hahne , Georges Chabouh , Arthur Chavignon , Olivier Couture , Raphael Sznitman

In salt provinces, full-waveform inversion (FWI) is most likely to fail when starting with a poor initial model that lacks the salt information. Conventionally, salt bodies are included in the FWI starting model by interpreting the salt…

地球物理 · 物理学 2023-04-07 Abdullah Alali , Tariq Alkhalifah

Full Waveform Inversion (FWI) is a highly nonlinear and ill-posed problem that aims to recover subsurface velocity maps from surface-recorded seismic waveforms data. Existing data-driven FWI typically uses small models, as available…

机器学习 · 计算机科学 2026-05-29 Yinan Feng , Peng Jin , Yuzhe Guo , Yinpeng Chen , Youzuo Lin

This paper proposes a computationally efficient algorithm to address the Full-Waveform Inversion (FWI) problem with a Total Variation (TV) constraint, designed to accurately reconstruct subsurface properties from seismic data. FWI, as an…

信号处理 · 电气工程与系统科学 2025-01-15 Yudai Inada , Shingo Takemoto , Shunsuke Ono

Digital Breast Tomosynthesis (DBT) provides an insight into the fine details of normal fibroglandular tissues and abnormal lesions by reconstructing a pseudo-3D image of the breast. In this respect, DBT overcomes a major limitation of…

计算机视觉与模式识别 · 计算机科学 2013-07-24 Guang Yang , John H. Hipwell , David J. Hawkes , Simon R. Arridge

We propose a novel transformer model, capable of segmenting medical images of varying modalities. Challenges posed by the fine grained nature of medical image analysis mean that the adaptation of the transformer for their analysis is still…

图像与视频处理 · 电气工程与系统科学 2023-01-31 Athanasios Tragakis , Chaitanya Kaul , Roderick Murray-Smith , Dirk Husmeier

Underwater Image Enhancement (UIE) technology aims to tackle the challenge of restoring the degraded underwater images due to light absorption and scattering. To address problems, a novel U-Net based Reinforced Swin-Convs Transformer for…

计算机视觉与模式识别 · 计算机科学 2022-05-03 Tingdi Ren , Haiyong Xu , Gangyi Jiang , Mei Yu , Ting Luo

Ultrasound (US) is one of the most commonly used imaging modalities in both diagnosis and surgical interventions due to its low-cost, safety, and non-invasive characteristic. US image segmentation is currently a unique challenge because of…

图像与视频处理 · 电气工程与系统科学 2020-01-22 Bahareh Behboodi , Mina Amiri , Rupert Brooks , Hassan Rivaz

Breast-conserving surgery (BCS) aims to completely remove malignant lesions while maximizing healthy tissue preservation. Intraoperative margin assessment is essential to achieve a balance between thorough cancer resection and tissue…

图像与视频处理 · 电气工程与系统科学 2026-01-16 Pouya Afshin , David Helminiak , Tongtong Lu , Tina Yen , Julie M. Jorns , Mollie Patton , Bing Yu , Dong Hye Ye

Ultrasound (US) is widely used for clinical imaging applications thanks to its real-time and non-invasive nature. However, its lesion detectability is often limited in many applications due to the phase aberration artefact caused by…

图像与视频处理 · 电气工程与系统科学 2022-02-18 Shujaat Khan , Jaeyoung Huh , Jong Chul Ye

We present a technique for reconstructing subsurface velocity model changes from time-lapse seismic survey data using full-waveform inversion (FWI). The technique is based on simultaneously inverting multiple survey vintages, with model…

地球物理 · 物理学 2014-09-30 Musa Maharramov , Biondo Biondi