INFORMATION PROVISION SERVER DEVICE, PROGRAM AND INFORMATION PROVISION METHOD
PROBLEM TO BE SOLVED: To provide an information provision server, etc., with which it is possible to provide standard information which gives unexpectedness but is acceptable to a user.SOLUTION: The information provision server comprises: means for counting the number of items purchased, etc., for e...
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Format: | Patent |
Sprache: | eng ; jpn |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide an information provision server, etc., with which it is possible to provide standard information which gives unexpectedness but is acceptable to a user.SOLUTION: The information provision server comprises: means for counting the number of items purchased, etc., for each category; means for calculating the degree of similarity between users; means for classifying other users for a request user into high, middle and low similarity classes; means for comparing the items purchased by the request user with the items purchased by users of high level similarity and extracting a category for which a prescribed relationship about the number of items purchased, etc., is established; means for finding the degree of standardness on the basis of the number of items purchased by users belonging to the middle and low level similarity classes from among the items included in the extracted category; means for extracting, on the basis of the degree of standardness, a prescribed item from among the items included in the extracted category; and means for providing information pertaining to the extracted item.SELECTED DRAWING: Figure 1
【課題】ユーザが意外性を感じつつも、受け入れやすい定番情報を提供することができる情報提供サーバ等を提供する。【解決手段】アイテム購入数等をカテゴリ毎にカウントする手段、ユーザ間における類似度を算出する手段、要求ユーザに対する他のユーザを、高、中、低の類似度クラスに区分けする手段と、高程度類似度の各ユーザが購入等したアイテムと、要求ユーザが購入等したアイテムとをカテゴリ毎に比較し、購入数等に所定の関係が成立するカテゴリを意外性カテゴリとして抽出する手段、抽出されたカテゴリに含まれるアイテムの中から、中程度類似度クラス及び低程度類似度クラスに属するユーザにより購入等されたアイテムの購入数等に基づき定番度を求める手段、定番度に基づき、抽出されたカテゴリに含まれるアイテムの中から所定のアイテムを抽出する手段、及び抽出されたアイテムに関する情報を提供する出段を備える。【選択図】図1 |
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