Tatsuya KOYAMA

Effect of probe arrangement on reproducibility of images by near-infrared topography evaluated by a virtual head phantom

Hiroshi Kawaguchi, Tatsuya KOYAMA, Eiji Okada · Applied Optics · 2007 · 27 citations

Medicine, Biomedical Engineering, Radiology +17

Practical and adequate approach to modeling light propagation in an adult head with low-scattering regions by use of diffusion theory

Tatsuya KOYAMA, Atsushi Iwasaki, Yosuke Ogoshi et al. · Applied Optics · 2005 · 23 citations

Engineering, Biomedical Engineering, Neuroscience +17

Facial expression preserving privacy protection using image melding

Yuta Nakashima, Tatsuya KOYAMA, Naokazu Yokoya et al. · 2015 · 19 citations · Full text

Computing, Vision Science, Computer Vision +13

Measurement of the Contact Force of the Pantograph by Image Processing Technology

Tatsuya KOYAMA, Mitsuru Ikeda, Shigeyuki KOBAYASHI et al. · Quarterly Report of RTRI · 2014 · 13 citations · Full text

Engineering, Mechatronics Engineering, Equipment +8

<b>Methods for Detecting Pantograph Defects Using Sensors Installed on Contact Lines</b>

Tatsuya KOYAMA, Takayuki Usuda, Kunihiro Kawasaki et al. · Quarterly Report of RTRI · 2016 · 11 citations · Full text

Engineering, Electrical Engineering, Mechanical Engineering +17