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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 24  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIP, EA, SP, MI
(Joint) [detail]
2018-03-19
13:40
Okinawa   A pilot study to detect anatomical landmarks using convolutional neural network
Mitsutaka Nemoto, Shogo Watanabe, Yuichi Kimura (Kindai Univ.), Shouhei Hanaoka, Yukihiro Nomura, Takeharu Yoshikawa, Naoto Hayashi (Univ. of Tokyo)
 [more] MI2017-80
pp.47-50
MI 2017-01-18
11:46
Okinawa Tenbusu Naha [Short Paper] Comparison of FDG-PET Image and MR Image in differential dementia diagnosis using machine learning
Xiaoyu Wang (Chiba Univ./Tokyo Metropolitan Geriatric Hospital), Muneyuki Sakata, Kenji Ishii (Tokyo Metropolitan Geriatric Hospital), Yuichi Kimura (Tokyo Metropolitan Geriatric Hospital/KINDAI Univ.), Keii Wagatsuma, Kenji Ishibashi, Jun Toyohara (Tokyo Metropolitan Geriatric Hospital), Noriko Yata, Yoshitsugu Manabe (Chiba Univ.)
 [more] MI2016-78
pp.31-32
MI 2017-01-18
15:48
Okinawa Tenbusu Naha [Short Paper] PET image analysis using sparse nonnegative matrix factorization for accumulation model survey of amyloid beta
Tatsuya Nagata, Hidekata Hontani, Tatsuya Yokota (NIT), Yuchi Kimura (Kindai Univ.), Koichi Ito (Tohoku Univ.), Takashi Kato, Kaori Iwata, Akinori Nakamura (NCGG)
(To be available after the conference date) [more] MI2016-117
pp.183-184
MI 2016-11-14
15:00
Tottori Tottori Univ. [Short Paper] Study of Dynamic PET Reconstruction by Low-rank Non-negative Matrix Factorization
Junya Yamada, Hidekata Hontani, Tatsuya Yokota (NIT), Muneyuki Sakata (TMIG), Yuichi Kimura (KU)
Tissue time activity curves observed in dynamic images are used for kinetic analysis of brain PET. In order for improvin... [more] MI2016-69
pp.31-32
MI 2016-01-19
13:20
Okinawa Bunka Tenbusu Kan Algorithm for automated delineation of reference regions in PET amyloid imaging based on pattern recognition scheme and kinetics of administered tracer -- Performance evaluation using climical data --
Takahiro Yamada, Yuichi Kimura, Takashi Nagaoka, Shima Okada, Chisa Hosokawa, Kazunari Ishii (Kindai)
Deposit of amyloid beta (Aβ) caused Alzheimer disease (AD). Very early diagnosis of Aβ deposit is expected to an effecti... [more] MI2015-84
pp.59-63
MI 2015-11-11
16:00
Nara NAIST Algorithm for automated delineation of reference regions in PET amyloid imaging based on pattern recognition scheme and kinetics administered tracer
Takahiro Yamada, Yuichi Kimura, Takashi Nagaoka, Shima Okada, Chisa Hosokawa, Kazunari Ishii (Kindai Unvi)
Deposit of amyloid beta (Aβ) destroyed nerve cells, and it caused Alzheimer disease(AD). Very early diagnosis of Aβ depo... [more] MI2015-68
pp.55-59
MI 2015-03-02
16:36
Okinawa Hotel Miyahira Eliminations of dura maters from MR Images using probablistic atlas and graph cut technique
Shin-ya Uto, Hidekata Hontani (NIT), Muneyuki Sakata (TMIG), Yuichi Kimura (Kinki Univ)
This study aims at proposing algorithm that liminate the dura maters in brain MR images accurately. Ordinary methods oft... [more] MI2014-86
pp.151-155
MI 2014-01-26
13:30
Okinawa Bunka Tenbusu Kan Employment of MRI anatomical normalization in statistical comparison of brain FDG-PET -- Improvement of the whole brain extraction process and performance evaluation --
Akihiro Ejiri (Chiba Univ./TMIG), Muneyuki Sakata, Kenji Ishii (TMIG), Yuichi Kimura (Kinki Univ. /TMIG), Keiichi Oda, Jun Toyohara (TMIG), Noriko Yata (Chiba Univ.), Kiichi Ishiwata (TMIG), Yoshitsugu Manabe (Chiba Univ.)
 [more] MI2013-79
pp.127-132
MI 2014-01-27
11:30
Okinawa Bunka Tenbusu Kan [Special Talk] Present State of PET Functional Imaging and Clinical or Investigative Applications
Yuichi Kimura (Kinki Univ.)
 [more] MI2013-98
p.231
MI 2014-01-27
13:30
Okinawa Bunka Tenbusu Kan Comparison between a Renormalization Method for Linear Regression and a Bayes Method for Denoizing with respect to Improvement of Dynamic PET Image Analysis
Takahiro Kozawa, Hidekata Hontani (Nagoya Inst. of Tech.), Kazuya Sakaguchi (Kitasato Univ), Muneyuki Sakata (TMIG), Yuichi Kimura (Kinki Univ)
The tissue time activity curve (tTAC) represents a time variation of radioactivity of ligand in the brain derived from b... [more] MI2013-109
pp.285-290
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.)
Statistical comparisons to detect significant decreases of glucose metabolism in brain images of positron emission tomog... [more] MI2012-66
pp.25-29
MI 2013-01-25
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)
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)
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)
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
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.)
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
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)
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.)
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
11:40
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.)
In a compartment model analysis using positron emission tomography (PET), some problems arises in non-linear estimation:... [more] MI2009-84
pp.53-56
MI 2008-09-17
14:10
Kyoto Shimadzu Corp. Determination of starting point for Logan graphical analysis using run test to improve PET neuroreceptor quantification
Hiroto Ogaki (Chiba Univ), Yuichi Kimura, Mika Naganawa (NIRS), Muneyuki Sakata (TMIG), Miho Sidahara (NIRS), Mikio Suga (Chiba Univ)
This study aims at developing an algorithm to estimate a starting point, t*, for Logan Graphical Analysis (LGA). LGA is ... [more] MI2008-40
pp.27-31
MI 2006-11-13
09:50
Tokyo TMIG Omission of arterial blood sampling in PET neuroreceptor mapping using intersectional searching method -- Improvement of the blood curve estimation using the selection of voxels base on singular values and the clustering --
Junichi Yano (Waseda Univ), Mika Naganawa (TMIG PET), Masao Yanagisawa (Waseda Univ), Yuichi Kimura (TMIG PET)
 [more] MI2006-72
pp.13-18
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