Takayuki Obata

Publication Activity (10 Years)

Years Active: 2002-2020
Publications (10 Years): 3

Top Topics

Diffusion Weighted

Magnetic Resonance

Convolutional Neural Network

Finite Element Analysis

Top Venues

Publications

Yasuhiko Tachibana, Masataka Nishimori, Naoyuki Kitamura, Kensuke Umehara, Junko Ota, Takayuki Obata, Tatsuya Higashi
A neural network model that learns differences in diagnosis strategies among radiologists has an improved area under the curve for aneurysm status classification in magnetic resonance angiography image series. CoRR (2020)
Yasuhiko Tachibana, Akifumi Hagiwara, Masaaki Hori, Jeff Kershaw, Misaki Nakazawa, Tokuhiko Omatsu, Riwa Kishimoto, Kazumasa Yokoyama, Nobutaka Hattori, Shigeki Aoki, Tatsuya Higashi, Takayuki Obata
The utility of a convolutional neural network for generating a myelin volume index map from rapid simultaneous relaxometry imaging. CoRR (2019)
Sunao Tomita, Hayato Suzuki, Itsuro Kajiwara, Gen Nakamura, Yu Jiang, Mikio Suga, Takayuki Obata, Shigeru Tadano
Numerical simulations of magnetic resonance elastography using finite element analysis with a linear heterogeneous viscoelastic model. J. Vis. 21 (1) (2018)
Daigo Kuroiwa, Takayuki Obata, Hiroshi Kawaguchi, Joonas A. A. Autio, Masaya Hirano, Ichio Aoki, Iwao Kanno, Jeff Kershaw
Signal contributions to heavily diffusion-weighted functional magnetic resonance imaging investigated with multi-SE-EPI acquisitions. NeuroImage 98 (2014)
Jeff Kershaw, Christoph Leuze, Ichio Aoki, Takayuki Obata, Iwao Kanno, Hiroshi Ito, Yuki Yamaguchi, Hiroshi Handa
Systematic changes to the apparent diffusion tensor of in vivo rat brain measured with an oscillating-gradient spin-echo sequence. NeuroImage 70 (2013)
Joonas A. A. Autio, Jeff Kershaw, Sayaka Shibata, Takayuki Obata, Iwao Kanno, Ichio Aoki
High b-value diffusion-weighted fMRI in a rat forepaw electrostimulation model at 7 T. NeuroImage 57 (1) (2011)
Yukihiko Shirayama, Takayuki Obata, Daisuke Matsuzawa, Hiroi Nonaka, Yoko Kanazawa, Eiji Yoshitome, Hiroo Ikehira, Kenji Hashimoto, Masaomi Iyo
Specific metabolites in the medial prefrontal cortex are associated with the neurocognitive deficits in schizophrenia: A preliminary study. NeuroImage 49 (3) (2010)
Takayuki Obata, Mineo Kaneko
Solvability of Simultaneous Control Step and Timing Skew Assignments in High Level Synthesis. ISCAS (2009)
Nobuhiro Sawano, Tsuyoshi Hoshikawa, Takayuki Obata
Web-Based Support Coordination by Using WIDIS - Case Study of Chuesu-oki Earthquake in 2007. AINA Workshops (2008)
Takayuki Obata, Mineo Kaneko
Simultaneous Optimization of Skew and Control Step Assignments in RT-Datapath Synthesis. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2008)
Takayuki Obata, Mineo Kaneko
Concurrent skew and control step assignments in RT-level datapath synthesis. ISCAS (2008)
Miho Ota, Takayuki Obata, Yoshihide Akine, Hiroshi Ito, Hiroo Ikehira, Takashi Asada, Tetsuya Suhara
Age-related degeneration of corpus callosum measured with diffusion tensor imaging. NeuroImage 31 (4) (2006)
Satoshi Umeda, Yoshihide Akine, Motoichiro Kato, Taro Muramatsu, Masaru Mimura, Susumu Kandatsu, Shuji Tanada, Takayuki Obata, Hiroo Ikehira, Tetsuya Suhara
Functional network in the prefrontal cortex during episodic memory retrieval. NeuroImage 26 (3) (2005)
Takayuki Obata, Thomas T. Liu, Karla L. Miller, Wen-Ming Luh, Eric C. Wong, Lawrence R. Frank, Richard B. Buxton
Discrepancies between BOLD and flow dynamics in primary and supplementary motor areas: application of the balloon model to the interpretation of BOLD transients. NeuroImage 21 (1) (2004)
Kazuya Wakata, Hiroaki Saito, Kunihiro Fujiyoshi, Keishi Sakanushi, Takayuki Obata, Chikaaki Kodama
An Improved Method of Convex Rectilinear Block Packing Based on Sequence-Pair. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2003)
Hiroaki Saito, Kazuya Wakata, Kunihiro Fujiyoshi, Keishi Sakanushi, Takayuki Obata
An improved method of convex-shaped block packing based on sequence-pair [VLSI layout]. APCCAS (2) (2002)