Zobrazeno 1 - 10
of 87
pro vyhledávání: '"Ching-Ching Yang"'
Autor:
Hsin-Yi Tsai, Yu-Hsuan Lin, Kuo-Cheng Huang, Ching-Ching Yang, Chun-Han Chou, Liang-Chieh Chao
Publikováno v:
Micromachines, Vol 14, Iss 2, p 282 (2023)
Viruses and bacteria, which can rapidly spread through droplets and saliva, can have serious effects on people’s health. Viral activity is traditionally inhibited using chemical substances, such as alcohol or bleach, or physical methods, such as th
Externí odkaz:
https://doaj.org/article/77f9a915487343c597262dcc6f09857c
Publikováno v:
Diagnostics, Vol 12, Iss 2, p 319 (2022)
We aimed to investigate the effect of a patient’s body mass index (BMI) on radiation dose and image quality in prospectively ECG-triggered coronary CT angiography (CCTA) performed on a 256-slice multi-detector CT scanner. In total, 87 consecutive p
Externí odkaz:
https://doaj.org/article/8a0994ac2454495fabec629d79c6d9eb
Autor:
Ching-Ching Yang
Publikováno v:
Diagnostics, Vol 11, Iss 12, p 2275 (2021)
This study aimed to investigate the feasibility of positron range correction based on three different convolutional neural network (CNN) models in preclinical PET imaging of Ga-68. The first model (CNN1) was originally designed for super-resolution r
Externí odkaz:
https://doaj.org/article/bdc5adab87234ea5a71790fb5785146e
Publikováno v:
Diagnostics, Vol 11, Iss 5, p 816 (2021)
This study aimed to facilitate pseudo-CT synthesis from MRI by normalizing MRI intensity of the same tissue type to a similar intensity level. MRI intensity normalization was conducted through dividing MRI by a shading map, which is a smoothed ratio
Externí odkaz:
https://doaj.org/article/021c2756a894478daeca06017ca0c30e
Autor:
Ching-Ching Yang
Publikováno v:
Diagnostics, Vol 10, Iss 10, p 787 (2020)
The dose metrics and factors influencing radiation exposure for patients undergoing head, chest, and abdominal computed tomography (CT) scans were investigated for optimization of patient dose levels. The local diagnostic reference levels (DRLs) of a
Externí odkaz:
https://doaj.org/article/8a39e55907c043f38c253da46d7d6c64
Publikováno v:
PLoS ONE, Vol 11, Iss 6, p e0157072 (2016)
The aim of this study was to improve the image quality of cone-beam computed tomography (CBCT) mounted on the gantry of a linear accelerator used in radiation therapy based on the image information provided by planning multi-detector CT (MDCT).MDCT-b
Externí odkaz:
https://doaj.org/article/730f8173e9ba4a668f03337f89d5f74c
Autor:
Ching-Ching Yang
Publikováno v:
PLoS ONE, Vol 11, Iss 3, p e0149904 (2016)
Scatter is a very important artifact causing factor in dental cone-beam CT (CBCT), which has a major influence on the detectability of details within images. This work aimed to improve the image quality of dental CBCT through scatter correction.Scatt
Externí odkaz:
https://doaj.org/article/4fc2dec1ca9e4875ad6b773cfaa6cd8b
Publikováno v:
PLoS ONE, Vol 8, Iss 6 (2013)
Externí odkaz:
https://doaj.org/article/4a181784574a484fa2b35c1b5ab1d58f
Publikováno v:
PLoS ONE, Vol 7, Iss 11, p e49212 (2012)
OBJECTIVE: In this retrospective non-randomized cohort study, the image quality and radiation dose were compared between prospectively electrocardiogram (ECG)-gated axial (PGA) and retrospectively ECG-gated helical (RGH) techniques for the assessment
Externí odkaz:
https://doaj.org/article/cab510a6e6a941bab75b04c7b05b5016
Publikováno v:
PLoS ONE, Vol 7, Iss 11, p e49609 (2012)
BACKGROUND: The aims of this study were to investigate the image quality and radiation exposure of pediatric protocols for cardiac CT angiography (CTA) in infants under one year of age. METHODOLOGY/PRINCIPAL FINDINGS: Cardiac CTA examinations were pe
Externí odkaz:
https://doaj.org/article/b0fa45a8cd1144488801263cb615c1d1