Search Results - "Ikushima, Yoichiro"

A Triphasic Split-bolus Contrast Injection Protocol for Artery-vein Separation During Pulmonary Computed Tomographic Angiography by Tokurei, Shogo, Takegami, Kazuki, Ikushima, Yoichiro, Sato, Shusaku, Kudomi, Shohei, Okada, Munemasa

“…Accurate artery-vein separation on pulmonary computed tomographic (CT) angiography is desirable for preoperative 3-dimensional image simulation, while using a…”
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Medical display application for degraded image sharpness restoration based on the modulation transfer function: initial assessment for a five-megapixel mammography display monitor by Tokurei Shogo, Ikushima Yoichiro, Takegami Kazuki, Okada Munemasa, Morishita Junji

“…An image-display application for medical liquid–crystal display (LCD) monitors called the sharpness recovery (SR) function has been developed to compensate for…”
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Influence of monitor display resolution and displayed image size on the spatial resolution of ultra-high-resolution CT images: a phantom study by Ikushima, Yoichiro, Tokurei, Shogo, Sato, Shusaku, Ikushima, Kojiro, Hashimoto, Noriyuki, Morishita, Junji, Yabuuchi, Hidetake

“…To determine the optimal display conditions for ultra-high-resolution computed tomography (UHRCT) images in clinical practice, this study investigated the…”
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Effects of Imaging Parameters on the Quality of Contrast-Enhanced MR Angiography of Cerebral Aneurysms Treated Using Stent-Assisted Coiling: A Phantom Study by Ikushima, Yoichiro, Hashido, Takashi, Watanabe, Yoshiyuki, Doi, Tsukasa

“…Purpose: To quantitatively investigate in vitro the effects of flip angle (FA), receiver bandwidth (BW), echo time (TE), and magnetic field strength (FS) on…”
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Analysis of Dominant Factors Affecting Fatigue Caused by Soft-Copy Reading by Ikushima, Yoichiro, MS, Yabuuchi, Hidetake, MD, PhD, Morishita, Junji, PhD, Honda, Hiroshi, MD, PhD

“…Rationale and Objectives The aim of this study was to analyze the dominant factors affecting fatigue caused by soft-copy reading to identify a method for…”
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Visual assessment method of angular performance in medical liquid–crystal displays by use of the ANG test pattern: effect of ambient illuminance and effectiveness of modified scoring by Ikushima, Yoichiro, Morishita, Junji, Akamine, Hiroshi, Nakamura, Yasuhiko, Hashimoto, Noriyuki

“…A visual assessment method of the angular performance in medical liquid–crystal displays (LCDs) by use of the “ANG test pattern” was proposed by Badano and the…”
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A novel algorithm for comprehensive quality assessment of clinical magnetic resonance images based on natural scene statistics in spatial domain by Ikushima, Yoichiro, Tokurei, Shogo, Tarewaki, Hiroyuki, Morishita, Junji, Yabuuchi, Hidetake

“…BACKGROUNDA magnetic resonance imaging (MRI)-specific objective image quality assessment (IQA) algorithm, the quality evaluation using multidirectional filters…”
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Usefulness of pituitary high-resolution 3D MRI with deep-learning-based reconstruction for perioperative evaluation of pituitary adenomas by Ishimoto, Yuka, Ide, Satoru, Watanabe, Keita, Oyu, Kazuhiko, Kasai, Sera, Umemura, Yoshihito, Sasaki, Miho, Nagaya, Haruka, Tatsuo, Soichiro, Nozaki, Atsushi, Ikushima, Yoichiro, Wakayama, Tetsuya, Asano, Kenichiro, Saito, Atsushi, Tomiyama, Masahiko, Kakeda, Shingo

“…Purpose To evaluate the diagnostic value of T1-weighted 3D fast spin-echo sequence (CUBE) with deep learning-based reconstruction (DLR) for depiction of…”
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A Triphasic Split-bolus Contrast Injection Protocol for Artery-vein Separation During Pulmonary Computed Tomographic Angiography by Tokurei, Shogo, Takegami, Kazuki, Ikushima, Yoichiro, Sato, Shusaku, Kudomi, Shohei, Okada, Munemasa

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Effects of Imaging Parameters on the Quality of Contrast-Enhanced MR Angiography of Cerebral Aneurysms Treated Using Stent-Assisted Coiling by Ikushima, Yoichiro, Hashido, Takashi, Watanabe, Yoshiyuki, Doi, Tsukasa

“…Purpose: To quantitatively investigate in vitro the effects of flip angle (FA), receiver bandwidth (BW), echo time (TE), and magnetic field strength (FS) on…”
Get full text