Koji Okamoto

30 papers Journal 27Unranked 3
YearRankTypeTitle / Venue / Authors
2025 J jnl
BF-GAN: Development of an AI-driven Bubbly Flow Image Generation Model Using Generative Adversarial Networks.
CoRR
Wen Zhou, Shuichiro Miwa, Yang Liu, Koji Okamoto
2025 J jnl
Development of an industry-applicable two-phase flow regime identification approach using flow-induced vibration acceleration signals.
Eng. Appl. Artif. Intell.
Hanyu Wang, Shuichiro Miwa, Wen Zhou, Takashi Hibiki, Koji Okamoto
2022 J jnl
Application of non-negative matrix factorization in oncology: one approach for establishing precision medicine.
Briefings Bioinform.
Ryuji Hamamoto, Ken Takasawa, Hidenori Machino, Kazuma Kobayashi, Satoshi Takahashi, Amina Bolatkan, Norio Shinkai, Akira Sakai, Rina Aoyama, Masayoshi Yamada, Ken Asada, Masaaki Komatsu, Koji Okamoto, Hirokazu Kameoka, Syuzo Kaneko
2018 J jnl
Discussion on probability of cesium-137 release exceeding 100 TBq as a part of the consideration of nuclear power plant probabilistic risk criteria for environmental protection.
Reliab. Eng. Syst. Saf.
Kampanart Silva, Koji Okamoto
2017 J jnl
Experimental investigation of the effect of control rod guide tubes on the breakup of a molten metal jet in the lower plenum of a boiling water reactor under isothermal conditions.
J. Vis.
Hongyang Wei, Nejdet Erkan, Koji Okamoto
2016 J jnl
Natural convection in wake of molten metal moving with phase change of wax.
J. Vis.
Nejdet Erkan, Penghui Chai, Koji Okamoto
2016 J jnl
Near-field spatial variation in similarity spectra decomposition of a Mach 1.8 laboratory-scale jet.
Proc. Meet. Acoust.
Aaron B. Vaughn, Tracianne B. Neilsen, Kent L. Gee, Koji Okamoto, Masahito Akamine
2015 J jnl
Numerical simulation of droplet deposition onto a liquid film by VOF-MPS hybrid method.
J. Vis.
Nejdet Erkan, Toshihiro Kawakami, Hiroshi Madokoro, Penghui Chai, Yuki Ishiwatari, Koji Okamoto
2015 J jnl
The 16th international symposium on flow visualization, ISFV16.
J. Vis.
Koji Okamoto, Jun Sakakibara
2011 J jnl
A fractal-based 2D expansion method for multi-scale volume data visualization.
J. Vis.
Takanori Fujiwara, Masaki Iwamaru, Manabu Tange, Satoshi Someya, Koji Okamoto
2011 J jnl
Entrained droplets in underexpanded gas jet in water.
J. Vis.
Satoshi Someya, Mitsunori Uchida, Yan Rong Li, Hiroyuki Ohshima, Koji Okamoto
2010 J jnl
An experimental investigation of flow-induced acoustic resonance and flow field in a closed side branch system using a high time-resolved PIV technique.
J. Vis.
Yan Rong Li, Satoshi Someya, Koji Okamoto
2010 — conf
Fractal Map: Fractal-Based 2D Expansion Method for Multi-scale High-Dimensional Data Visualization.
ISVC (1)
Takanori Fujiwara, Ryo Matsushita, Masaki Iwamaru, Manabu Tange, Satoshi Someya, Koji Okamoto
2010 J jnl
Jet ejection from droplets near the Leidenfrost temperature.
J. Vis.
Satoshi Someya, Satoshi Yoshida, Koji Okamoto, Yan Rong Li, Manabu Tange, Mohammad Mezbah Uddin
2009 — conf
A 14.6
CICC
Michiko Tokumaru, Heiji Ikoma, Yuji Yamada, Koji Okamoto, Akira Yamamoto, Yoshinori Shirakawa
2009 J jnl
Study on concurrent measurements of velocity and density distributions for high-speed CO
J. Vis.
Yong-Jae Kim, Koji Okamoto, Han Seo Ko
2008 J jnl
Measurement of two overlapped velocity vector fields in microfluidic devices using time-resolved PIV.
J. Vis.
Nejdet Erkan, K. Shinohara, Koji Okamoto, T. Okamoto, T. Fujii
2008 J jnl
Mixing enhancement in a microfluidic device.
J. Vis.
Zheyan Jin, Satoshi Someya, Koji Okamoto, Hui Hu
2007 J jnl
Measurement of the flow and its vibration in Japanese traditional bamboo flute using the dynamic PIV.
J. Vis.
Satoshi Someya, Koji Okamoto
2007 J jnl
X-ray visualization of powder flow in a screw feeder for different shaped screws.
J. Vis.
Keisuke Uchida, Koji Okamoto
2006 J jnl
A -90 dBc@ 10 kHz Phase Noise Fractional-N Frequency Synthesizer with Accurate Loop Bandwidth Control Circuit.
IEICE Trans. Electron.
Shiro Dosho, Takashi Morie, Koji Okamoto, Yuji Yamada, Kazuaki Sogawa
2005 J jnl
4D-PTV Measurements of an impinged jet with a dynamic 3D-PTV.
J. Vis.
Tee Gyu Hwang, Deog Hee Doh, Koji Okamoto
2005 J jnl
Effect of korteweg stress in miscible liquid two-layer flow in a microfluidic device.
J. Vis.
Yasuhiko Sugii, Koji Okamoto, Akihide Hibara, Manabu Tokeshi, Takehiko Kitamori
2004 — conf
A 0.13um CMOS ultra-compact DVD SoC employing a full digital equalizing PRML read channel.
CICC
Kouichi Nagano, Koji Okamoto, Akira Yamamoto, Hiroki Mouri, Akira Kawabe, Hirokuni Fujiyama, Takashi Morie, Hiroyuki Nakahira, Masahiro Kuramochi, Minoru Ochiai, Kazutoshi Aida, Youichi Ogura, Toshihiko Takahashi, Toru Kakiage, Masao Takiguchi, Takashi Yamamoto, Hiroshi Kamiyama, Yutaka Katabe
2004 J jnl
Quantitative visualization of micro-tube flow using micro-PIV.
J. Vis.
Yasuhiko Sugii, Koji Okamoto
2003 J jnl
3D shape reconstruction from synthetic images captured by a rotating periscope system with a single focal direction.
J. Vis.
Satoshi Someya, Koji Okamoto, Gentaro Tanaka
2003 J jnl
A fully integrated 0.13-μm CMOS mixed-signal SoC for DVD player applications.
IEEE J. Solid State Circuits
Koji Okamoto, Takashi Morie, Akira Yamamoto, Kouichi Nagano, Koji Sushihara, Hiroyuki Nakahira, Ryusuke Horibe, Kazutoshi Aida, Toshihiko Takahashi, Minoru Ochiai, Akinobu Soneda, Toru Kakiage, Tamaki Iwasaki, Hiroshi Taniuchi, Tadashi Shibata, Takahiro Ochi, Masao Takiguchi, Takashi Yamamoto, Tadayoshi Seike, Akira Matsuzawa
2003 J jnl
Chemically racting liquid round jet.
J. Vis.
SeongDae Hong, Koji Okamoto, Hyun Jung Kim, Yasuhiko Sugii, Haruki Madarame
2003 J jnl
Preliminary study of two immiscible liquid layers subjected to a horizontal temperature gradient.
J. Vis.
Satoshi Someya, Tetsuo Munakata, Masahiro Nishio, Koji Okamoto
1994 J jnl
dutA RNA functions as an untranslatable RNA in the development of Dictyostelium discoideum.
Nucleic Acids Res.
Hiderou Yoshida, Hiroshi Kumimoto, Koji Okamoto