Rakuten Group, Inc.

Jing Mi

Vijay Daultani

Robin Swezey

Identification means of an information processing system identifies, based on an action history of each of a plurality of users, a plurality of data items having a degree of action equal to or more than a predetermined degree. First information acquisition means acquires, based on the action history of each user, first information indicating relevance between the respective data items identified by the identification means. Output means outputs, when details of each of the plurality of data items are input, second information indicating relevance between the respective data items based on a predetermined parameter. Setting means sets the parameter based on the details of each data item identified by the identification means and the first information.

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Tokyo, Japan

Jing Mi