Yoshinori Funama

Kumamoto University — Japan

Medicine · Health Sciences

35h-index4.7kcitations239works2.62yr avg
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Research Topics

Radiation Dose and Imaging(146), Advanced X-ray and CT Imaging(145), Cardiac Imaging and Diagnostics(76), Medical Imaging Techniques and Applications(67), Advanced MRI Techniques and Applications(28)

Publications239 total

Contrast-specific conversion factor for accurate radiation dose estimation in contrast-enhanced abdominal computed tomography
Journal of Clinical Imaging Science·2026Open Access
Performance of State-of-the-Art Multimodal Large Language Models on an Image-Rich Radiology Board Examination: Comparison to Human Examinees
Academic Radiology·2025· 1 citedOpen Access
Image quality with reduced radiation dose and contrast medium of cardiac computed tomography in infants with congenital heart disease using 70 KVP and DEEP-learning reconstruction with 256-detector CT
Radiation Protection Dosimetry·2025
Large Language Model Cost and Performance: A Comprehensive Analysis in the Context of the Japan Radiology Board Examination
Journal of Computer Assisted Tomography·2025
Image Quality Variation with Gantry Rotation Time and Reconstruction Algorithm in Ultra-high-resolution CT
Academic Radiology·2025Open Access
Clarifications on Methods and Findings: Response to the Letter Regarding “Evaluating the Performance of Reasoning Large Language Models on Japanese Radiology Board Examination Questions”
Academic Radiology·2025
Usefulness of contrast injection methods with the implanted port system during dynamic hepatic computed tomography scan
Radiography·2025
Radiation dose in 1–60-month children undergoing 64-detector cardiac CT angiography: ECG-gated versus non-gated scans
Radiography·2025
Evaluating the Performance of Reasoning Large Language Models on Japanese Radiology Board Examination Questions
Academic Radiology·2025· 8 cited
Utility of diluted contrast materials for pediatric patients with congenital heart disease during the computed tomography angiography
2025Open Access
Calculating the heart rate cutoff that avoids motion artifacts with and without beta-blockers during 64-row coronary artery CT angiography
Radiography·2025
Use of Electron Density Maps and Fused Images in Dual-Energy Cardiac Computed Tomography to Facilitate Detection of Late Iodine Enhancement
Circulation Reports·2025Open Access
Basic verification of myocardial extracellular volume quantification by prototype photon-counting detector computed tomography: A phantom study
Journal of Clinical Imaging Science·2025· 3 citedOpen Access
Super-resolution deep-learning reconstruction with 1024 matrix improves CT image quality for pancreatic ductal adenocarcinoma assessment
European Journal of Radiology·2025· 5 cited
Impact of deep learning reconstruction on radiation dose reduction and cancer risk in CT examinations: a real-world clinical analysis
European Radiology·2024· 4 cited
Machine Learning for Evaluating Vulnerable Plaque on Coronary Computed Tomography Using Spectral Imaging
Circulation Reports·2024· 1 citedOpen Access
Performance of Multimodal Large Language Models in Japanese Diagnostic Radiology Board Examinations (2021-2023)
Academic Radiology·2024· 16 cited
Effectiveness of the air-gap method for reducing radiation dose in neonate CT examinations
Radiological Physics and Technology·2024· 1 cited
Advances in spatial resolution and radiation dose reduction using super-resolution deep learning–based reconstruction for abdominal computed tomography: A phantom study
Academic Radiology·2024· 4 cited
Cardiac CT-derived quantification of myocardial extracellular volume using deep learning-based reconstruction: A feasibility study
Journal of cardiovascular computed tomography·2024· 2 cited
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Frequent Co-authors

Yasuyuki Yamashita(39), Takeshi Nakaura(34), Seitaro Oda(29), Kazuo Awai(23), Daisuke Utsunomiya(21), Masafumi Kidoh(19), Yasunori Nagayama(13), Yumi Yanaga(11), Toshinori Hirai(11), Yoshiharu Nakayama(9), Masahiro Hatemura(9), Tomohiro Namimoto(9), Hideaki Yuki(8), Takafumi Emoto(7), Kenichi Tsujita(7), Kazuhiro Katahira(7), Daisuke Sakabe(6), Shoji Morishita(5), Katsuyuki Taguchi(5), Seiji Takashio(5)