Atsuko Koizumi

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Sign language is characterized by its interactivity and multimodality, which cause difficulties in data collection and annotation. To address these difficulties, we have developed a video-based Japanese sign language (JSL) corpus and a corpus tool for annotation and linguistic analysis. As the first step of linguistic annotation, we transcribed manual signs(More)
This paper describes the development of a portable speech interpreter by which the user can look for words and relating sentences easily using his/her voice. The prototype uses a RISC microprocessor for the embedded use, resulting in a compact body of 15cm(W) and 6cm(H). The voice user interface is helpful, especially in small devices, but it has a serious(More)
This paper describes a trajectory planning method of ladder climbing for a four-limbed robot. The overall design of the four-limbed robot and the specific design of its end-effector is explained. The trajectory planning consists of two components: path planning and time planning, and the separation of these two parts are realized by arc-length(More)
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