INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD AND PROGRAM

PROBLEM TO BE SOLVED: To provide an information processing device that allows participants in conversation to deepen mutual friendships more smoothly.SOLUTION: The information processing device comprises a speaker information acquisition unit 201 that acquires information for specifying a conversation partner of a user of a communication terminal, an interest tag acquisition unit 202 that acquires a plurality of interest tags indicating an interest of the conversation partner with reference to a recording unit 21 in which information indicating the interest of the conversation partner is recorded, a link cost calculation unit 205 that calculates a link cost indicating a degree of connection between interest tags, an interest tag transmission unit 203 that transmits the plurality of interest tags to the communication terminal, an interest tag reception unit 204 that receives one or a plurality of interest tags selected by the user from the plurality of interest tags from the communication terminal, an interest tag line determination unit 206 that determines a line of the interest tags including one or the plurality of interest tags received by the interest tag reception unit 204 based on the link cost, and an interest tag line transmission unit 207 that transmits the line of the interest tags to the communication terminal.SELECTED DRAWING: Figure 3 【課題】会話の参加者がより円滑に親睦を深めることを可能とする。【解決手段】情報処理装置は、通信端末のユーザの会話の相手を特定するための情報を取得する話者情報取得部２０１と、会話の相手の興味を示す情報が記録された記録部２１を参照して、会話の相手の興味を示す興味タグを複数取得する興味タグ取得部２０２と、興味タグ間のつながり度合いを示すリンクコストを算出するリンクコスト算出部２０５と、複数の興味タグを通信端末に送信する興味タグ送信部２０３と、複数の興味タグからユーザに選択された一又は複数の興味タグを通信端末から受信する興味タグ受信部２０４と、興味タグ受信部２０４が受信した一又は複数の興味タグを含む、興味タグの列をリンクコストに基づいて決定する興味タグ列決定部２０６と、興味タグの列を通信端末に送信する興味タグ列送信部２０７と、を備える。【選択図】図３