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cs.CV2026
Prior-guided Hierarchical Instance-pixel Contrastive Learning for Ultrasound Speckle Noise Suppression
Zhenyu Bu, Yuanxin Xie, Guang-Quan Zhou
Ultrasound denoising is essential for mitigating speckle-induced degradations, thereby enhancing image quality and improving diagnostic reliability. Nevertheless, because speckle p…
cs.CV2024★ 1 cited
DDSB: An Unsupervised and Training-free Method for Phase Detection in Echocardiography
Zhenyu Bu, Yang Liu, Jiayu Huo +7
Accurate identification of End-Diastolic (ED) and End-Systolic (ES) frames is key for cardiac function assessment through echocardiography. However, traditional methods face severa…
cs.CV2023
A Complementary Global and Local Knowledge Network for Ultrasound denoising with Fine-grained Refinement
Zhenyu Bu, Kai-Ni Wang, Fuxing Zhao +2
Ultrasound imaging serves as an effective and non-invasive diagnostic tool commonly employed in clinical examinations. However, the presence of speckle noise in ultrasound images i…