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Three kinds of data, i.e., a keyword frequency-of-appearance, a document length, and a keyword weight, are produced. Then, a document profile vector and a keyword profile vector are calculated. Then, by independently performing the weighted principal component analysis considering the document lengt

Three kinds of data, i.e., a keyword frequency-of-appearance, a document length, and a keyword weight, are produced. Then, a document profile vector and a keyword profile vector are calculated. Then, by independently performing the weighted principal component analysis considering the document length and the keyword weight, a document feature vector and a keyword feature vectors are obtained. Then, documents and keywords having higher similarity to the feature vectors calculated with reference to the retrieval and extracting conditions are obtained and displayed.

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Three kinds of data, i.e., a keyword frequency-of-appearance, a document length, and a keyword weight, are produced. Then, a document profile vector and a keyword profile vector are calculated. Then, by independently performing the weighted principal component analysis considering the document lengt

Three kinds of data, i.e., a keyword frequency-of-appearance, a document length, and a keyword weight, are produced. Then, a document profile vector and a keyword profile vector are calculated. Then, by independently performing the weighted principal component analysis considering the document length and the keyword weight, a document feature vector and a keyword feature vectors are obtained. Then, documents and keywords having higher similarity to the feature vectors calculated with reference to the retrieval and extracting conditions are obtained and displayed. raphics Animation and Simulation Workshop Proceedings Eurographics Technical Report Series, ISSN 1017-4656, Sep. 4-5, 1993, pp. 135-147. Elhajj et al., "Supermedia-Enhanced Internet-Based Telerobotics," Proceedings of the IEEE, vol. 91, No. 3, pp. 396-421 (Mar. 2003). Galyean, "Sculpting: An Interactive Volumetric Modeling Technique," Computer Graphics (SIGGRAPH '91 Las Vegas), vol. 25, No. 4, pp. 267-274 (Jul. 1991). Hashimoto et al., "Dynamic Force Simulator for Force Feedback Human-Machine Interaction", IEEE, Sep. 1993, pp. 209-215. Hirata et al., "3-Dimensional Interface Device for Virtual Work Space," Proceedings of the 1992 IEEE, Jul. 7-10, 1992, pp. 889-896. Hirota et al., "Providing Force Feedback in Virtual Environments", IEEE, Sep. 1995, pp. 22-30. Hirota et al., "Development of Surface Display," Proceedings of the Virtual Reality Annual International Symposium (Seattle), pp. 256-262 (Sep. 18-23, 1993). Howe et al., "Task Performance with a Dextrous Teleoperated Hand System," Telemanipulator Technology, Nov. 1992, Proceedings of SPIE, vol. 1833, pp. 1-9. Immersion Corporation, "Impulse Engine 2000," http://www.immerse.com/WWWpages/IE2000pg.htm, 2 pages (1997). Immersion Corporation, "Laparoscopic IMPULSE ENGINE.perspectiveto.: A New FORCE FEEDBACK Surgical Simulation Tool", Immersion Corporation, 1995. http://www.immerse.com/wwwpages/lapIEpg.htm 1 page. Immersion Corporation, "The IMPULSE ENGINE.perspectiveto.", 1 page, Immersion Corporation, 1996. Immersion Corporation, "Virtual Laparoscopic Interface", Immersion Corporation, 1995, 1 pg. Inoue et al., "Parallel Manipulator," Proceedings of 3rd Robotics Research: The Third International Symposium, Faugeras & Giralt, eds., MIT Press 1986. Pp. 321-327. Ishii et al., "A 3D Interface Device wi