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  1. Article

    Open Access

    Density clustering-based automatic anatomical section recognition in colonoscopy video using deep learning

    Recognizing anatomical sections during colonoscopy is crucial for diagnosing colonic diseases and generating accurate reports. While recent studies have endeavored to identify anatomical regions of the colon u...

    Byeong Soo Kim, Minwoo Cho, Goh Eun Chung, Jooyoung Lee in Scientific Reports (2024)

  2. No Access

    Chapter and Conference Paper

    A Machine Learning-Based Blood Volume Classification Model for Cardiopulmonary Resuscitation Robot Feedback System

    During Cardio Pulmonary Resuscitation (CPR), appropriate heart compression affects the quality of CPR, which is directly related to the patient’s life. Therefore, it is important to accurately judge the qualit...

    Byung Jun Kim, Dong Ah Shin, Jaehoon Sim, Woo Sang Cho in Intelligent Autonomous Systems 18 (2024)

  3. Article

    DNN based reliability evaluation for telemedicine data

    Telemedicine data are measured directly by untrained patients, which may cause problems in data reliability. Many deep learning-based studies have been conducted to improve the quality of measurement data. How...

    Dong Ah Shin, Jiwoon Kim, Seong-Wook Choi, Jung Chan Lee in Biomedical Engineering Letters (2023)

  4. Article

    Open Access

    Nasal and temporal curvatures of lamina CRIBROSA in myopic eyes

    Little is known about the myopic characteristics of lamina cribrosa (LC) curvature. As such, we investigated nasal and temporal LC curvatures in myopia. In this retrospective, cross-sectional study, 144 myopic...

    Sooyeon Choe, Yoon Ha Joo, Yong Woo Kim, Young Kook Kim in Scientific Reports (2022)

  5. No Access

    Article

    Fat Graft with Allograft Adipose Matrix and Magnesium Hydroxide-Incorporated PLGA Microspheres for Effective Soft Tissue Reconstruction

    Autologous fat grafting is one of the most common procedures used in plastic surgery to correct soft tissue deficiency or depression deformity. However, its clinical outcomes are often suboptimal, and lack of ...

    Dae-Hee Kim, Da-Seul Kim, Hyun-Jeong Ha in Tissue Engineering and Regenerative Medici… (2022)

  6. Article

    Open Access

    Colonoscopic image synthesis with generative adversarial network for enhanced detection of sessile serrated lesions using convolutional neural network

    Computer-aided detection (CADe) systems have been actively researched for polyp detection in colonoscopy. To be an effective system, it is important to detect additional polyps that may be easily missed by end...

    Dan Yoon, Hyoun-Joong Kong, Byeong Soo Kim, Woo Sang Cho in Scientific Reports (2022)

  7. Article

    Open Access

    Left atrial wall thickness and its relationship with reconnection after pulmonary vein isolation in patients with atrial fibrillation evaluated using a three-dimensional wall thickness map

    The major cause of recurrence after pulmonary vein (PV) isolation for atrial fibrillation (AF) is PV reconnection, and thicker wall could be associated with reconnection.

    Seil Oh, Yoon Ha Joo, Euijae Lee, So-Ryoung Lee in International Journal of Arrhythmia (2021)

  8. Article

    Open Access

    Point-of-care testing of plasma free hemoglobin and hematocrit for mechanical circulatory support

    Hematological analysis is essential for patients who are supported by a mechanical circulatory support (MCS). The laboratory methods used to analyze blood components are conventional and accurate, but they req...

    Dong Ah Shin, Jung Chan Lee, Heean Shin, Young-Jae Cho, Hee Chan Kim in Scientific Reports (2021)

  9. No Access

    Article

    CT-based deep learning model to differentiate invasive pulmonary adenocarcinomas appearing as subsolid nodules among surgical candidates: comparison of the diagnostic performance with a size-based logistic model and radiologists

    To evaluate the deep learning models for differentiating invasive pulmonary adenocarcinomas (IACs) among subsolid nodules (SSNs) considered for resection in a retrospective diagnostic cohort in comparison with...

    Hyung** Kim, Dongheon Lee, Woo Sang Cho, Jung Chan Lee, ** Mo Goo in European Radiology (2020)

  10. Chapter and Conference Paper

    Erratum to: Application of Robot Manipulator for Cardiopulmonary Resuscitation

    Jaesug Jung, Jeeseop Kim, Sanghyun Kim in 2016 International Symposium on Experiment… (2017)

  11. No Access

    Chapter and Conference Paper

    Application of Robot Manipulator for Cardiopulmonary Resuscitation

    This paper presents an application of a robot manipulator to perform Cardiopulmonary resuscitation(CPR) in emergency situations. CPR is one of the most important treatments which serves to save patients in car...

    Jaesug Jung, Jeeseop Kim, Sanghyun Kim in 2016 International Symposium on Experiment… (2017)

  12. No Access

    Article

    A numerical study of the Coriolis effect in centrifugal microfluidics with different channel arrangements

    The Coriolis force has been of great interest to control the transversal flow that is critical for mixing or switching fluids in centrifugal microfluidics. Therefore, the variation in the Coriolis effect has b...

    Jiheum Park, Gi-Hun Lee, Joong Yull Park, Jung Chan Lee in Microfluidics and Nanofluidics (2016)

  13. Article

    Open Access

    Influence of the Chin-Down and Chin-Tuck Maneuver on the Swallowing Kinematics of Healthy Adults

    The purpose of the study was to investigate the influence of the chin-tuck maneuver on the movements of swallowing-related structures in healthy subjects and formulate standard instructions for the maneuver. A...

    Ja-Ho Leigh, Byung-Mo Oh, Han Gil Seo, Goo Joo Lee, Yusun Min, Keewon Kim in Dysphagia (2015)

  14. No Access

    Article

    Influence of the washing program on the blood processing performance of a continuous autotransfusion device

    The continuous autotransfusion system has been widely used in surgical operations. It is known that if oil is added to blood, and this mixture is then processed by an autotransfusion device, the added oil is r...

    Chiyul Yoon, Seungwoo Noh, Jung Chan Lee, Sung Ho Ko in Journal of Artificial Organs (2014)

  15. No Access

    Chapter and Conference Paper

    Characteristics of Schottky Tunneling Barrier InP MOSFET with TiO2/Al2O3 as Gate Oxides

    The characteristics of Schottky tunneling barrier diodes and corresponding MOSFET with atomic layer deposited TiO2/Al2O3 stacked gate oxides were investigated. The Schottky barrier height is lowered from Schottky...

    Yong-Cheng Lu, Chih-Feng Yen, Jung-Chan Lee, Hao Cheng in Advanced Materials (2014)

  16. Article

    Open Access

    Electrocardiogram frequency change by extracorporeal blood perfusion in a swine ventricular fibrillation model

    Extracorporeal cardiopulmonary resuscitation (ECPR) refers to the application of extracorporeal blood circulation with oxygenation as a resuscitation tool. The objective of this study is to observe the frequen...

    Jung Chan Lee, Gil Joon Suh, Hee Chan Kim in BioMedical Engineering OnLine (2013)

  17. No Access

    Article

    Characterization of SiON/InP MOS structure with sulfidation, fluorination, and hydrogenation

    Liquid phase deposited SiON film on InP with (NH4)2S treatment shows superior electrical characteristics due to the reduction of native oxides and sulfur passivation. Simultaneously, HF in SiON liquid phase depos...

    Ming-Kwei Lee, Chih-Feng Yen, Chi-Hsuan Cheng, Jung-Chan Lee in Applied Physics A (2013)

  18. No Access

    Article

    Hermitian structures on the product of Sasakian manifolds

    We investigate the curvature properties of a two-parameter family of Hermitian structures on the product of two Sasakian manifolds, as well as intermediate relations. We give a necessary and sufficient conditi...

    Jung Chan Lee, Jeong Hyeong Park, Kouei Sekigawa in Geometriae Dedicata (2012)

  19. No Access

    Article

    Prevalence and clinical features of arthralgia/arthritis in healthy pregnant women

    The authors prospectively investigated 155 pregnant women, without a history of rheumatic disease who visited the Department of Obstetrics and Gynecology for routine antenatal care, to evaluate the prevalences...

    Hyo ** Choi, Jung Chan Lee, Yun Jong Lee, Eun Bong Lee in Rheumatology International (2008)