Y
Yoshihito Fujiwara
Researcher at Sony Broadcast & Professional Research Laboratories
Publications - 26
Citations - 640
Yoshihito Fujiwara is an academic researcher from Sony Broadcast & Professional Research Laboratories. The author has contributed to research in topics: Information processing & Information processor. The author has an hindex of 13, co-authored 26 publications receiving 640 citations.
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Patent
Information retrieval method and apparatus
TL;DR: In an information retrieval method and apparatus, a specific user model is formed for a specific users based at least upon the specific user's own selection data as discussed by the authors, and information is subsequently retrieved based on the group user model.
Patent
Digital signal encoding apparatus
TL;DR: In this paper, a digital signal encoding apparatus is proposed in which input digital signals are divided into a plurality of frequency bands so that the bandwidth of each frequency band will be greater the higher the frequency band, and the allowable noise level is set for each frequency bands on the basis of the energy value of each band.
Patent
Method and apparatus for encoding audio signals divided into a plurality of frequency bands
Yoshihito Fujiwara,Tomoko Umezawa,Masayuki Nishiguchi,Akune Makoto,Naoto Iwahashi,Kenzo Akagiri +5 more
TL;DR: In this paper, the authors proposed a digital signal encoding apparatus in which the digital signal is divided into frequency components in plural frequency bands and the bandwidth of the frequency bands is.Iaddend.
Patent
Keyword creation method and its apparatus
TL;DR: In this article, a keyword creation method and its apparatus to simply create keywords in user's retrieving a desired item of information from a vast amount of information is described. But the method is not suitable for a large number of users, as it requires the user to answer questions on daily items of the user, and the typical situation dependent keyword(s) of a user in one or more individual typical situations previously prepared is created in accordance with the degree of typical liking tendency of the users.
Patent
Information display method
TL;DR: An information display method comprises a first display step of displaying information icons EY for guiding respective information on a part of a display screen as the base units of an information guide; a second display step displaying the summaries of information corresponding to the information icons as discussed by the authors.