Clarion Co

Yasuki Horibe

Haruhiko Sawajiri

Kazushige Hiroi

Masao Ishiguro

Akio Hayashi

Provided are a co-occurrence word data generating unit configured to generate co-occurrence word data including a co-occurrence word that is a vocabulary used along with a predetermined keyword in posted data in all periods and an appearance frequency of the co-occurrence word, from among pieces of posted data posed in a plurality of different periods; and a related data generating unit configured to generate related data including the co-occurrence word as a usual related word when a temporal variation in the appearance frequency of the co-occurrence word is smaller than a first threshold value and the appearance frequency is higher than a second threshold value.

Related data generating apparatus, related data generating method, and program

Provided is a technology that allows use of a trend rating acquired more objectively. A POI information providing device includes: a storage unit which stores POI data including a POI name; a posted data acquisition unit which acquires posted data through a network; a trend rating acquisition unit which obtains a matching degree between a word included in the posted data and the POI name for each piece of the posted data, and uses a predetermined calculation expression for the matching degree to calculate and acquire a trend rating indicating an attention degree of a POI; a trend rating identification unit which identifies, when a request for the trend rating is received from another device connected through the network, the trend rating corresponding to the request; and a transmission unit which transmits the trend rating identified by the trend rating identification unit to the another device.

POI information providing system, POI information providing device, POI information output device, POI information providing method, and program therefor

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Saitama, Japan

Yasuki Horibe