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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MI | 2013-01-24 11:05 |
Okinawa | Bunka Tenbusu Kan | Performance improvements using MRI anatomical normalization in statistical comparison of brain FDG-PET for dementia diagnosis Ryosuke Mizuno (Chiba Univ./TMIG), Muneyuki Sakata, Kenji Ishii, Keiichi Oda, Jun Toyohara, Kiichi Ishiwata (TMIG), Yuichi Kimura (NIRS/Chiba Univ.)  MI2012-66 |
Statistical comparisons to detect significant decreases of glucose metabolism in brain images of positron emission tomog... [more] | MI2012-66 pp.25-29 |
| MI | 2013-01-24 13:10 |
Okinawa | Bunka Tenbusu Kan | Comparison of MR Elastography and US Elastography: a Phantom Study Atsuhisa Koyama (Chiba Univ.), Mikio Suga (Chiba Univ./NIRS), Riwa Kishimoto (NIRS), Hajime Ikeda, Shinpei Shimazaki (Chiba Univ.), Tetsuya Wakayama (GEHC-J), Takayuki Obata, Hiroshi Tsuji (NIRS) MI2012-68 |
MR Elastography (MRE) and Ultrasound Elastography (USE) are used to quantify the storage modulus or shear wave velocity ... [more] | MI2012-68 pp.33-36 |
| MI | 2013-01-24 16:00 |
Okinawa | Bunka Tenbusu Kan | Time delay correction method for PET-based tumor tracking Tetsuya Shinaji (Chiba Univ.), Hideaki Tashima, Eiji Yoshida, Hideo Murayama, Taiga Yamaya (NIRS), Hideaki Haneishi (Chiba Univ.) MI2012-87 |
The world’s first open type PET, named OpenPET, is being developed at the National Institute Radiological Sciences. We a... [more] | MI2012-87 pp.129-133 |
| MI | 2013-01-25 13:10 |
Okinawa | Bunka Tenbusu Kan | in-vivo Brain MR Elastography using Mechanical Vibration of the Patient Table by Vibration Induced Switching Gradient Hajime Ikeda (Chiba Univ.), Mikio Suga (Chiba Univ./NIRS), Atsuhisa Koyama, Shinpei Shimazaki (Chiba Univ.), Tetsuya Wakayama (GEHC-J), Riwa Kishimoto, Takayuki Obata (NIRS) MI2012-107 |
Magnetic resonance elastography (MRE) is a noninvasive method for measuring tissue quantitative elasticity. Current brai... [more] | MI2012-107 pp.235-238 |
| MI | 2013-01-25 13:10 |
Okinawa | Bunka Tenbusu Kan | Influence of MRI-based attenuation correction methods on quantitative analysis of brain PET Hiroshi Kawaguchi (NIRS), Asuka Tanigawa, Mikio Suga (Chiba Univ.), Yoshiyuki Hirano, Takahiro Shiraishi, Eiji Yoshida, Yasuyuki Kimura, Katsuyuki Tanimoto, Takayuki Obata, Hiroshi Ito, Taiga Yamaya (NIRS) MI2012-108 |
The quantitative capability is fundamental for PET in the human brain. Several attenuation correction methods for PET/MR... [more] | MI2012-108 pp.239-244 |
| MI | 2013-01-25 13:10 |
Okinawa | Bunka Tenbusu Kan | Influence of rate constants as the prior to performance of denoising tissue time activity curves for PET kinetic analaysis Takahiro Kozawa, Hidekata Hontani (NIT), Kazuya Sakaguchi (Kitasato Univ), Muneyuki Sakata (TMIG), Yuichi Kimura (NIRS) MI2012-117 |
A Bayesian approach to de-noise tissue time activity curves (tTAC) is proposed. The proposed method estimate the posteri... [more] | MI2012-117 pp.287-292 |
| MI | 2012-07-19 15:40 |
Yamagata | Yamagata Univ. | Bayesian Inference Approach to Visualize Neuroreceptor Density using Positron Emission Tomography without Arterial Blood Sampling Takahiro Kozawa, Hidekata Hontani (NIT), Kazuya Sakaguchi (Kitasato Univ), Muneyuki Sakata (TMGHIG), Yuichi Kimura (NIRS) MI2012-26 |
A Bayesian approach to de-noise tissue time activity curves (tTAC) is proposed in order to quantitatively visualize neur... [more] | MI2012-26 pp.29-34 |
| MI | 2012-01-19 10:30 |
Okinawa | Bayesian Approach for the Denoising to PET Dynamic Data without Arterial Blood Sampling Takahiro Kozawa, Hidekata Hontani (NIT), Kazuya Sakaguchi (Kitasato Univ), Muneyuki Sakata (TMGHIG), Yuichi Kimura (NIRS) MI2011-79 |
In this report, we propose a new method for denoising tissue time activity curve (tTAC) measured from brain PET images. ... [more] | MI2011-79 pp.11-16 |
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| MI | 2012-01-20 11:25 |
Okinawa | GPU-Based Simulation of optical photons in Laser-processed crystal block of PET detector Yuma Ogata (Chiba Univ.), Takahiro Moriya (Hamamatsu Photonics K.K.), Naoko Inadama, Fumihiko Nishikido, Eiji Yoshida, Hideo Murayama, Taiga Yamaya (NIRS), Hideaki Haneishi (Chiba Univ.) MI2011-124 |
[more] | MI2011-124 pp.257-261 |
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| MI | 2012-01-20 15:35 |
Okinawa | Validation of Spatio-temporal Reconstruction Algorithm Based on DRAMA Using Small Animal Dynamic PET Data Tatsuya Kon, Takashi Obi, Nagaaki Ohyama (Tokyo Inst. of Tech.), Yuichi Kimura (National Inst. of Radiological Sci.) MI2011-155 |
The accuracy of the estimated parametric images is largely dependent on that of the tissue time activity curves (tTACs.)... [more] | MI2011-155 pp.431-435 |
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| MI | 2012-01-20 15:50 |
Okinawa | The 2nd generation OpenPET geometry for joint cancer therapy imaging Shoko Kinouchi (Chiba Univ./NIRS), Taiga Yamaya, Hideaki Tashima, Yoshiyuki Hirano, Eiji Yoshida, Fumihiko Nishikido (NIRS), Hideaki Haneishi, Mikio Suga (Chiba Univ.) MI2011-156 |
One of the challenging applications of positron emission tomography (PET) is in situ monitoring of the irradiation field... [more] | MI2011-156 pp.437-439 |
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| MI | 2011-09-06 10:20 |
Ibaraki | AIST | Development of Actuator for MR Elastography toward High-Resolution Viscoelasticity Measurement Shinya Ozawa (Chiba Univ.), Mikio Suga (Chiba Univ./NIRS), Hajime Ikeda, Atsuhisa Koyama (Chiba Univ.), Tetsuya Wakayama (GEHCJ), Takayuki Obata (NIRS) MI2011-50 |
Magnetic Resonance Elastography (MRE) is a method to visualize local viscoelastic modulus from wave motion images in tis... [more] | MI2011-50 pp.17-20 |
| MI | 2011-01-20 10:15 |
Okinawa | Naha-Bunka-Tembusu | Preliminary study of in-vivo liver measurement by optimized pulse sequence for MR elastography Ken Arai (Chiba Univ.), Mikio Suga (Chiba Univ./NIRS), Shinya Ozawa, Hajime Ikeda (Chiba Univ.), Masaya Hirano (GEHC-JP), Etsuko Kobayashi (Tokyo Univ.), Takayuki Obata (NIRS) MI2010-89 |
Magnetic resonance elastography (MRE) is a technique for quantitative and noninvasive assessment of tissue elasticity. M... [more] | MI2010-89 pp.47-50 |
| MI | 2010-01-28 09:55 |
Okinawa | Naha-Bunka-Tenbusu | Determination of starting time for graphical analysis using X-square test in PET receptor imaging Hiroto Ogaki (Chiba Univ/NIRS), Kazuya Sakaguchi (NIRS), Mikio Suga (Chiba Univ/NIRS), Yuichi Kimura (NIRS/Chiba Univ) MI2009-75 |
This study aims at developing an algorithm to estimate a starting point, t*, for Logan Graphical Analysis (LGA) and Mult... [more] | MI2009-75 pp.1-6 |
| MI | 2010-01-28 10:05 |
Okinawa | Naha-Bunka-Tenbusu | A Strategy to Improve PET Neuroreceptor Analysis MA1 Based on Statistics of Measurement Errors Naoki Hoshino, Hidekata Hontani (Nagoya Inst. of Tech.), Mika Naganawa, Kazuya Sakaguchi (National Inst. of Radiological Sci.), Muneyuki Sakata, Kiichi Ishiwata (Tokyo Metro Inst. of Gerontology), Yuichi Kimura (National Inst. of Radiological Sci.) MI2009-76 |
In this article, we propose a new method for improving MA1, which estimates total distribution volume $V_{\rm T}$, the ... [more] |
MI2009-76 pp.7-12 |
| MI | 2010-01-28 11:05 |
Okinawa | Naha-Bunka-Tenbusu | Simplification of the patient set up in radiotherapy with guideline using epipolar geometry Riki Fukuhara (Chiba Univ.), Shinichiro Mori, Motoki Kumagai (National Inst. of Radiological Sci.), Hideaki Haneishi (Chiba Univ.) MI2009-81 |
It is necessary to perform patient set up accurately in radiotherapy. Generally the radiotherapy is performed repeatedly... [more] | MI2009-81 pp.37-40 |
| MI | 2010-01-28 11:40 |
Okinawa | Naha-Bunka-Tenbusu | Estimation algorithm using direct search method in PET neuroreceptor quantification Yosuke Okanishi (Chiba Univ.), Yuichi Kimura, Mikio Suga (National Inst. of Radiological Sci./Chiba Univ.) MI2009-84 |
In a compartment model analysis using positron emission tomography (PET), some problems arises in non-linear estimation:... [more] | MI2009-84 pp.53-56 |
| MI | 2010-01-28 11:40 |
Okinawa | Naha-Bunka-Tenbusu | Implementation of list-mode PET reconstruction using GPU Shoko Kinouchi (Chiba Univ./National Inst. of Radiological Sci.), Taiga Yamaya, Eiji Yoshida (National Inst. of Radiological Sci.), Mikio Suga (Chiba Univ.) MI2009-85 |
We developed a 3D list-mode iterative image reconstruction using GPU. The efficiency of acceleration depends on the impl... [more] | MI2009-85 pp.57-60 |
| MI | 2010-01-28 11:40 |
Okinawa | Naha-Bunka-Tenbusu | Development of the Next Supporting System for a Radiation Treatment Planning System
-- Evaluation of Nonlinear Registration using 3D Free Form Deformation -- Takumi Tanikawa, Yutaka Ando (National Inst. of Radiological Sci.), Koji Uemura (Kawasaki University of Medical Welfare), Masami Mukai (National Inst. of Radiological Sci.), Takashi Masuzawa, Masakazu Osada (Toshiba Medical), Nobuhiro Tsukamoto (Saitama Medical Univ.), Osamu Kawaguchi (Keio Univ.) MI2009-92 |
The three-dimensional free form deformation (3D-FFD) method was studied for the registration of CT images. The purpose o... [more] | MI2009-92 pp.93-96 |
| MI | 2010-01-29 11:40 |
Okinawa | Naha-Bunka-Tenbusu | [Poster Presentation]
Comparison of Inversion Algorithm for Magnetic Resonance Elastography
-- Availability for Focused Acoustic Driver -- Hisayuki Miura, Mikio Suga (Chiba Univ.), Hiroshi Fujiwara (Kyoto Univ.), Takao Yamamoto (Gunma Univ.), Masaya Hirano (GE Healthcare Japan), Hiroo Ikehira, Takayuki Obata (National Inst. of Radiological Sci.) MI2009-142 |
The stiffness of tissue is related to physiological and pathological state. Magnetic resonance elastography (MRE) is a t... [more] | MI2009-142 pp.357-360 |
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