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A. Masaoka · SciRah

Researcher profile · Semantic Scholar

A. Masaoka

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A. Masaoka — researcher profile on SciRah

h-index: 7
Works: 22
Citations: 278

Most-cited papers

HyperArc VMAT planning for single and multiple brain metastases stereotactic radiosurgery: a new treatment planning approach
S. Ohira, Y. Ueda, Y. Akino, Misaki Hashimoto +5 more
2018Radiation Oncology162 citations Open access
Semantic Scholar
Effect of collimator angle on HyperArc stereotactic radiosurgery planning for single and multiple brain metastases.
S. Ohira, Tomohiro Sagawa, Y. Ueda, S. Inui +6 more
2020Medical Dosimetry30 citations
Semantic Scholar
Intra‐fractional patient motion when using the Qfix Encompass immobilization system during HyperArc treatment of patients with brain metastases
Riho Komiyama, S. Ohira, Hikari Ueda, Naoyuki Kanayama +5 more
2021Journal of Applied Clinical Medical Physics27 citations Open access
Semantic Scholar
Can clinically relevant dose errors in patient anatomy be detected by gamma passing rate or modulation complexity score in volumetric-modulated arc therapy for intracranial tumors?
S. Ohira, Y. Ueda, M. Isono, A. Masaoka +5 more
2017Journal of Radiation Research14 citations Open access
Semantic Scholar
Preliminary analysis of the sequential simultaneous integrated boost technique for intensity-modulated radiotherapy for head and neck cancers
M. Miyazaki, K. Nishiyama, Y. Ueda, S. Ohira +4 more
2016Journal of Radiation Research11 citations Open access
Semantic Scholar
Improvement of image quality for pancreatic cancer using deep learning-generated virtual monochromatic images: Comparison with single-energy computed tomography.
S. Ohira, Yuhei Koike, Y. Akino, Naoyuki Kanayama +8 more
2021Physica medica (Testo stampato)7 citations
Semantic Scholar
VMAT–SBRT planning based on an average intensity projection for lung tumors located in close proximity to the diaphragm: a phantom and clinical validity study
S. Ohira, Y. Ueda, Misaki Hashimoto, M. Miyazaki +6 more
2015Journal of Radiation Research7 citations Open access
Semantic Scholar
Comparison of Interfractional Setup Reproducibility between Two Types of Patient Immobilization Devices in Image-Guided Radiation Therapy for Prostate Cancer
S. Inui, Y. Ueda, S. Ohira, M. Isono +6 more
2018Journal of Medical Physics6 citations Open access
Semantic Scholar
Setup accuracy and dose attenuation of a wooden immobilization system for lung stereotactic body radiotherapy
Yuya Nitta, Y. Ueda, S. Murata, M. Isono +8 more
2022Reports of Practical Oncology & Radiotherapy3 citations Open access
Semantic Scholar
[Analysis of Workflow and Structuring of the Problem Element for Workflow Database Construction of Radiological Technologists in Radiation Therapy].
A. Masaoka, M. Kawamata, R. Ishigaki, Seiichi Ota +7 more
2019Nihon Hōshasen Gijutsu Gakkai zasshi2 citations Open access
Semantic Scholar
Dose Volume Parameters as Predictors for Radiation-Induced Hypothyroidism After IMRT or VMAT for Head and Neck Squamous Cell Carcinoma: Comparison of the Availability Between Mean Thyroid Dose and Median Thyroid Dose
Takero Hirata, N. Kishi, Y. Imai, Naoyuki Kanayama +7 more
20162 citations Open access
Semantic Scholar
Source position evaluation using X-ray fluoroscopy of the Geneva and Venezia applicators for brachytherapy: An assessment of inter-applicator differences.
Sayaka Kihara, Y. Ueda, Masahiro Morimoto, S. Tamenaga +6 more
2025Brachytherapy1 citations
Semantic Scholar
Impact of contrast-enhanced agent on segmentation using a deep learning-based software "Ai-Seg" for head and neck cancer.
Sayaka Kihara, Y. Ueda, Shuichi Harada, A. Masaoka +6 more
2025British Journal of Radiology1 citations
Semantic Scholar
Enhancing the Contouring Efficiency for Head and Neck Cancer Radiotherapy Using Atlas-based Auto-segmentation and Scripting
Yukari Nagayasu, S. Ohira, Toshiki Ikawa, A. Masaoka +7 more
2024In Vivo1 citations Open access
Semantic Scholar
Retrospective Comparison of Geometrical Accuracy among Atlas-based Auto-segmentation, Deep Learning Auto-segmentation, and Deformable Image Registration in the Treatment Replanning for Adaptive Radiotherapy of Head-and-Neck Cancer
Yukari Nagayasu, S. Inui, Y. Ueda, A. Masaoka +3 more
2024Journal of Medical Physics1 citations Open access
Semantic Scholar
Effects of Mechanical Performance on Deliverability and Dose Distribution by Comparing Multi Institutions’ Knowledge-based Models for Prostate Cancer in Volumetric Modulated Arc Therapy
Haruhi Tsuru, Y. Ueda, M. Tamura, H. Monzen +8 more
2022In Vivo1 citations Open access
Semantic Scholar
Customization of a Model For Knowledge-Based Planning to Achieve Ideal Dose Distributions in Volume Modulated arc Therapy for Pancreatic Cancers
Yuya Nitta, Y. Ueda, M. Isono, S. Ohira +5 more
2021Journal of Medical Physics1 citations Open access
Semantic Scholar
Planning Study for Esophageal Cancer: A Dosimetric Comparison of Conformal Radiation Therapy, VMAT, and Hybrid-VMAT
M. Miyazaki, Y. Ueda, S. Oohira, K. Tsujii +4 more
20171 citations
Semantic Scholar
[Improved Patients' Satisfaction Level of Radiation Therapy: The Effect of "Explainer Videos about Radiation Therapy", "Treatment of Breast Cancer Patients by Female Radiation Therapists" and "Treating Male Patients While Wearing Underwear in Pelvic Radiation Therapy"].
Riho Komiyama, S. Ohira, Hikari Ueda, A. Masaoka +5 more
2023Nihon Hōshasen Gijutsu Gakkai zasshi0 citations Open access
Semantic Scholar
OC-0269: Comparison of dosimetric parameters of two techniques with VMAT for head and neck cancers
M. Miyazaki, Y. Ueda, S. Ohira, K. Tsujii +3 more
20160 citations Open access
Semantic Scholar
[A Quality Assurance (QA) System with a Web Camera for High-dose-rate Brachytherapy].
A. Hirose, Y. Ueda, S. Oohira, M. Isono +6 more
2016Nihon Hōshasen Gijutsu Gakkai zasshi0 citations Open access
Semantic Scholar
SU-E-T-437: Four-Dimensional Treatment Planning for Lung VMAT-SBRT.
Misaki Hashimoto, S. Oohira, Y. Ueda, M. Miyazaki +5 more
20150 citations
Semantic Scholar

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Y. Ueda×19
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