CONFERENCE PROCEEDINGS
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Koichiro Sakaguchi
at Keio Univ
SPIE Involvement:
Author
Publications (5)
Proceedings Article | 10 July 2009 Paper
Influence of SNR on statistical analysis of spatial extent of brain activation measured by multi-spectral imaging
Naotaka Sakashita, Koichiro Sakaguchi, Satoshi Matsuo, Haruka Nakayama, Takushige Katsura, Kyoko Yamazaki, Naoki Tanaka, Hideo Kawaguchi, Atsushi Maki, Eiji Okada
Proceedings Volume 7369, 73690Z (2009) https://doi.org/10.1117/12.831688
KEYWORDS: Signal to noise ratio, Brain activation, Statistical analysis, Reflectivity, Brain mapping, Optical filters, Signal detection, Beam splitters, Tissue optics, Brain
Proceedings Article | 10 July 2009 Paper
Measurements of temporal-spatial change in blood flow and volume in exposed cortex of guinea pig evoked by auditory stimulation
Haruka Nakayama, Koichiro Sakaguchi, Satoshi Matsuo, Naotaka Sakashita, Takushige Katsura, Kyoko Yamazaki, Naoki Tanaka, Hideo Kawaguchi, Atsushi Maki, Eiji Okada
Proceedings Volume 7369, 73691G (2009) https://doi.org/10.1117/12.831655
KEYWORDS: Blood circulation, Blood, Imaging systems, Speckle, Tissues, Reflectivity, Speckle pattern, Optical imaging, Brain activation, Laser speckle imaging
Proceedings Article | 12 July 2007 Paper
Path-length correction for the haemoglobin-concentration measurement using the skull cranial window by multi-spectral imaging analysis
Koichiro Sakaguchi, Shunsuke Furukawa, Takushige Katsura, Kyoko Yamazaki, Hideo Kawaguchi, Atsushi Maki, Eiji Okada
Proceedings Volume 6629, 66290K (2007) https://doi.org/10.1117/12.728225
KEYWORDS: Skull, Tissue optics, Reflectivity, Tissues, Cranial windows, Monte Carlo methods, Brain, Brain activation, Neuroimaging, Geometrical optics
Proceedings Article | 8 October 2005 Paper
Estimation of path length factor for measurement of haemoglobin concentration in the exposed cortical tissue
K. Sakaguchi, T. Tachibana, K. Yokoyama, S. Furukawa, T. Katsura, A. Maki, H. Kawaguchi, E. Okada
Proceedings Volume 5859, 58590S (2005) https://doi.org/10.1117/12.632848
KEYWORDS: Tissue optics, Reflectivity, Tissues, Monte Carlo methods, Geometrical optics, Brain, Optical properties, Imaging systems, Neuroimaging, CCD cameras
Proceedings Article | 10 October 2003 Paper
Simulation of the fracture shear dilation
Sergei Fomin, Ayumu Shimizu, K. Matsuki, K. Sakaguchi, Toshiyuki Hashida
Proceedings Volume 5127, (2003) https://doi.org/10.1117/12.517978
KEYWORDS: Fractal analysis, Mathematical modeling, Fourier transforms, Spatial frequencies, Computer simulations, Numerical simulations, Berkelium, Lead, Surface roughness, Profilometers
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