Relationship of the uncertainty between the positioning and the sound speed in GNSS-A seafloor positioning.

by Ishikawa, Tadashi
Published 2019

Statistical method for accuracy evaluation of seafloor geodetic observation.

by Ishikawa, Tadashi
Published 2016

Replacement of seafloor stations in seafloor geodetic observation

by Ishikawa, Tadashi
Published 2011

Handling of sound speed in seafloor geodetic observation.

by Ishikawa, Tadashi, Matsumoto, Yoshihiro
Published 2007

Evaluation of the method of estimating the center positions of transponder array via constraining the geometry of transponder array

by Ishikawa, Tadashi, Sato, Mariko
Published 2012

Inverse method and precision improvement for seafloor positioning

by Ishikawa, Tadashi, Fujita, Masayuki
Published 2005

Development of multi-epoch method for determining seafloor station position.

by Matsumoto, Yoshihiro, Fujita, Masayuki, Ishikawa, Tadashi
Published 2008

The influence of underwater temperature structure on seafloor positioning

by Ishikawa, Tadashi, Fujita, Masayuki, Matsumoto, Yoshihiro
Published 2006

Bias estimation of acoustic transducer position for seafloor geodetic observation

by Matsumoto, Yoshihiro, Ishikawa, Tadashi, Fujita, Masayuki
Published 2007

Status of KGPS analysis of seafloor geodetic observation.

by Kawai, Koji, Ishikawa, Tadashi, Matsumoto, Yoshihiro, Mochizuki, Masashi
Published 2007

Development of numerical simulator for seafloor geodetic observation system.

by Yokota, Yusuke, Tashiro, Toshiharu, Ishikawa, Tadashi, Watanabe, Shun-ichi
Published 2016

New analysis method for maintaining the observationcontinuity after replacement of seafloor stations

by Ujihara, Naoto, Sato, Mariko, Ishikawa, Tadashi, Watanabe, Shun-ichi
Published 2013

Accuracy evaluation of the long baseline KGPS.

by Kawai, Koji, Fujita, Masayuki, Ishikawa, Tadashi, Matsumoto, Yoshihiro, Mochizuki, Masashi
Published 2006

Machine (antenna)-dependency of long baseline KGPS positioning accuracy.

by Kawai, Koji, Narita, Yoshitaka, Fujita, Masayuki, Ishikawa, Tadashi, Fuchinoue, Hirokazu, Nagaoka, Mitsugu
Published 2005

Utilization of GPS antenna on the mast for seafloor geodetic observation.

by Matsumoto, Yoshihiro, Fujita, Masayuki, Kawai, Koji, Ishikawa, Tadashi, Yabuki, Tetsuichiro, Mochizuki, Masashi, Asada, Akira
Published 2006

Acoustic phase characteristics and phase centers of the acoustic transducers for seafloor geodetic observation

by Mochizuki, Masahi, Narita, Yoshitaka, Ishikawa, Tadashi, Yoshida, Zengo, Kawai, Koji, Matsushita, Hiroshi, Kawai, Jinichi, Fuchinoue, Hirokazu, Matsumoto, Yoshihiro, Fujita, Masayuki, Asada, Akira
Published 2007