no code implementations • 27 Jul 2023 • Hyoung Suk Park, Kiwan Jeon, Jin Keun Seo
This study introduces a novel reconstruction method for dental cone-beam computed tomography (CBCT), focusing on effectively reducing metal-induced artifacts commonly encountered in the presence of prevalent metallic implants.
no code implementations • 17 May 2023 • Hyoung Suk Park, Chang Min Hyun, Sang-Hwy Lee, Jin Keun Seo, Kiwan Jeon
A main contribution of this study is that the proposed method does not require annotated training data of facial landmarks because it uses a pre-trained facial landmark detection algorithm that is known to be robust and generalized to various 2D face image models.
no code implementations • 17 May 2023 • Hyoung Suk Park, Young Jin Jeong, Kiwan Jeon
Notably, for external validation datasets from unseen domains, the proposed method achieved comparable or superior results relative to methods trained with these datasets, in terms of quantitative metrics such as normalized root mean-square error and structure similarity index measure.
no code implementations • 3 Mar 2023 • Hyoung Suk Park, Chang Min Hyun, Jin Keun Seo
This paper describes the mathematical structure of the ill-posed nonlinear inverse problem of low-dose dental cone-beam computed tomography (CBCT) and explains the advantages of a deep learning-based approach to the reconstruction of computed tomography images over conventional regularization methods.
no code implementations • 8 Feb 2022 • Chang Min Hyun, Taigyntuya Bayaraa, Hye Sun Yun, Tae Jun Jang, Hyoung Suk Park, Jin Keun Seo
To improve the learning ability, the proposed network is designed to take advantage of the intra-oral scan data as side-inputs and perform multi-task learning of auxiliary tooth segmentation.
no code implementations • 4 Mar 2019 • Hyoung Suk Park, Jineon Baek, Sun Kyoung You, Jae Kyu Choi, Jin Keun Seo
This paper proposes a deep learning-based denoising method for noisy low-dose computerized tomography (CT) images in the absence of paired training data.