Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2019/09/01 Vol. E102-DNo. 9pp. 1686-1688 Type of Manuscript: Special Section LETTER (Special Section on Log Data Usage Technology and Office Information Systems) Category: Physical Security Keyword: smartphone theft prevention method, wristwatch type device, acceleration sensor, dozing detection,
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1994/03/25 Vol. E77-BNo. 3pp. 404-410 Type of Manuscript: Special Section PAPER (Special Issue on Future Private Networks) Category: Keyword: private networks, information sharing, knowledge propagation, CSCW, groupware,