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    Article

    Design theory and experiment of acousto-optical tunable filter by use of flexural waves applied to thin optical fiber

    Spectral response of acoustically induced microbending through thin optical fiber is discussed from mode-coupling of core and cladding modes. The thin fiber is analyzed in three-layered structure (core-claddin...

    Fatemeh Abrishamian, Shinichi Nagai, Shinya Sato… in Optical and Quantum Electronics (2008)

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    Chapter and Conference Paper

    Active Detection of Anomalous Region as Primitive Processing for Visual Object Segregation

    Visual object segregation is a challenging task for an autonomous robot situated in the real world. The task involves two problems that depend on each other: what to find and where to find it. Because of this ...

    Shinichi Nagai, Koji Akatsuka, Tetsuya Ido… in Knowledge-Based Intelligent Information an… (2003)

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    Article

    Estimation of prey consumption of a mantid,Paratenodera angustipennis (S.) in a natural habitat

    Using a relationship between prey consumption and growth rate, field prey consumption of adults ofParatenodera angustipennis (S.) in a paddy field was estimated. Since a great number of grasshoppers (Oxya japonic...

    Toshiaki Matsura, Shinichi Nagai in Researches on Population Ecology (1983)