result 47501 件
Author | Kataoka, Hitomi U| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Shinoura, Susumu| Yagi, Takahito| Sadamori, Hiroshi| Matsuda, Hiroaki| Umeda, Yuzo| Yoshida, Ryuichi| Satoh, Daisuke| Utsumi, Masashi| Yokomichi, Naosuke| Kuise, Takashi| Fujiwara, Toshiyoshi| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Hamano, Ryosuke| Inagaki, Masaru| Kimura, Yuuji| Isoda, Kenta| Kitada, Koji| Nishie, Manabu| Nomura, Nagahisa| Tokunaga, Naoyuki| Takahashi, Kenji| Miyasou, Hideaki| Tsunemitsu, Yosuke| Ohtsuka, Shinya| Miyoshi, Kazuya| Iwakawa, Kazuhide| Takahashi, Masahiko| Iwagaki, Hiromi| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Miyasou, Hideaki| Iwakawa, Kazuhide| Inagaki, Masaru| Kimura, Yuuji| Nishie, Manabu| Hamano, Ryousuke| Tokunaga, Naoyuki| Tunemitsu, Yousuke| Otsuka, Shinya| Iwagaki, Hiromi| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Ichiba, Shingo| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Oh, Hidemasa| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Mankura, Mitsumasa| Noda, Yasuko| Mori, Akitane| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Title Alternative | Damus-Kaye-Stansel anastomosis |
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FullText URL | 124_9.pdf |
Author | Fujii, Yasuhiro| Sano, Shunji| Arai, Sadahiko| Kasahara, Shingo| Tateishi, Atsushi| Takagaki, Masami| Fujita, Yasufumi| Ozawa, Susumu| |
Keywords | Damus-Kaye-Stansel吻合 単心室症 心室流出路狭窄 肺動脈弁逆流 |
Publication Title | 岡山医学会雑誌 |
Published Date | 2012-04-01 |
Volume | volume124 |
Issue | issue1 |
Start Page | 9 |
End Page | 13 |
ISSN | 0030-1558 |
language | Japanese |
Copyright Holders | Copyright (c) 2012 岡山医学会 |
File Version | publisher |
DOI | 10.4044/joma.124.9 |
NAID | 130004505753 |
Author | Asakura, Shoji| Hashimoto, Daigo| Takashima, Shuichiro| Sugiyama, Haruko| Maeda, Yoshinobu| Akashi, Koichi| Tanimoto, Mitsune| Teshima, Takanori| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
Author | Bekku, Yoko| Ninomiya, Yoshifumi| Oohashi, Toshitaka| |
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Published Date | 2012-04-01 |
Publication Title | 岡山医学会雑誌 |
Volume | volume124 |
Issue | issue1 |
Content Type | Journal Article |
JaLCDOI | 10.18926/48127 |
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FullText URL | mfe_046_021_033.pdf |
Author | Kanatani, Kenichi| Niitsuma, Hirotaka| |
Abstract | Because 3-D data are acquired using 3-D sensing such as stereo vision and laser range finders, they have inhomogeneous and anisotropic noise. This paper studies optimal computation of the similarity (rotation, translation, and scale change) of such 3-D data. We first point out that the Gauss-Newton and the Gauss-Helmert methods, regarded as different techniques, have similar structures. We then combine them to define what we call the modified Gauss-Helmert method and do stereo vision simulation to show that it is superior to either of the two in convergence performance. Finally, we show an application to real GPS geodetic data and point out that the widely used homogeneous and isotropic noise model is insufficient and that GPS geodetic data are prone to numerical problems. |
Publication Title | Memoirs of the Faculty of Engineering, Okayama University |
Published Date | 2012-01 |
Volume | volume46 |
Start Page | 21 |
End Page | 33 |
ISSN | 1349-6115 |
language | English |
Copyright Holders | Copyright © by the authors |
File Version | publisher |
NAID | 80022451622 |
JaLCDOI | 10.18926/48126 |
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FullText URL | mfe_046_010_020.pdf |
Author | Kanatani, Kenichi| |
Abstract | We present a new technique for calibrating ultra-wide fisheye lens cameras by imposing the constraint that collinear points be rectified to be collinear, parallel lines to be parallel, and orthogonal lines to be orthogonal. Exploiting the fact that line fitting reduces to an eigenvalue problem, we do a rigorous perturbation analysis to obtain a Levenberg-Marquardt procedure for the optimization. Doing experiments, we point out that spurious solutions exist if collinearity and parallelism alone are imposed. Our technique has many desirable properties. For example, no metric information is required about the reference pattern or the camera position, and separate stripe patterns can be displayed on a video screen to generate a virtual grid, eliminating the grid point extraction processing. |
Publication Title | Memoirs of the Faculty of Engineering, Okayama University |
Published Date | 2012-01 |
Volume | volume46 |
Start Page | 10 |
End Page | 20 |
ISSN | 1349-6115 |
language | English |
Copyright Holders | Copyright © by the authors |
File Version | publisher |
NAID | 80022451621 |
JaLCDOI | 10.18926/48125 |
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FullText URL | mfe_046_001_009.pdf |
Author | Kanatani, Kenichi| Niitsuma, Hirotaka| |
Abstract | We optimally estimate the similarity (rotation, translation, and scale change) between two sets of 3-D data in the presence of inhomogeneous and anisotropic noise. Adopting the Lie algebra representation of the 3-D rotational change, we derive the Levenberg-Marquardt procedure for simultaneously optimizing the rotation, the translation, and the scale change. We test the performance of our method using simulated stereo data and real GPS geodetic sensing data. We conclude that the conventional method assuming homogeneous and isotropic noise is insufficient and that our simultaneous optimization scheme can produce an accurate solution. |
Publication Title | Memoirs of the Faculty of Engineering, Okayama University |
Published Date | 2012-01 |
Volume | volume46 |
Start Page | 1 |
End Page | 9 |
ISSN | 1349-6115 |
language | English |
Copyright Holders | Copyright © by the authors |
File Version | publisher |
NAID | 80022451620 |
Author | Faculty of Engineering, Okayama University| |
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Published Date | 2012-01 |
Publication Title | Memoirs of the Faculty of Engineering, Okayama University |
Volume | volume46 |
Content Type | Others |
Author | Ichiyama, Kenji| Mitsuzumi, Hitoshi| Zhong, Ming| Tai, Akihiro| Tsuchioka, Akihiro| Kawai, Saeko| Yamamoto, Itaru| Gohda, Eiichi| |
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Published Date | 2009-02-21 |
Publication Title | Immunology Letters |
Volume | volume122 |
Issue | issue2 |
Content Type | Journal Article |
Author | Ono, Takehiro| Tsuji, Tomoe| Sakai, Miho| Yukizaki, Chizuko| Ino, Hisatoshi| Akagi, Isao| Hiramatsu, Kaori| Matsumoto, Yohsuke| Sugiura, Yoshihiro| Uto, Hirofumi| Tsubouchi, Hirohito| Gohda, Eiichi| |
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Published Date | 2009-04 |
Publication Title | Cytokine |
Volume | volume46 |
Issue | issue1 |
Content Type | Journal Article |
Author | Matsuura, Eiji| Igarashi, Yoshiko| Yasuda, Tatsuji| Triplett, Douglas A.| Koike, Takao| |
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Published Date | 1994-02-01 |
Publication Title | Journal of Experimental Medicine |
Volume | volume179 |
Issue | issue2 |
Content Type | Journal Article |
Author | Suma, Harumi| |
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Published Date | 1936-06-30 |
Publication Title | 岡山医学会雑誌 |
Volume | volume48 |
Issue | issue6 |
Content Type | Journal Article |
Author | Nambu, Takuo| |
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Published Date | 1936-06-30 |
Publication Title | 岡山医学会雑誌 |
Volume | volume48 |
Issue | issue6 |
Content Type | Journal Article |
Author | Konisi, Manao| |
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Published Date | 1936-06-30 |
Publication Title | 岡山医学会雑誌 |
Volume | volume48 |
Issue | issue6 |
Content Type | Journal Article |