Patent ID: 7698296
Filing Date: 2010-04-13
Classification: G06F,Y10S

Abstract:
1. A content reproducing apparatus comprising: a display unit configured to display at least one of a play list, candidate content items which can be added to the play list, and prepared content items; a selection unit configured to select, from the candidate content items, undesired content items which a user does not want to add to the play list and/or, from the prepared content items, desired content items which the user wants to add to the play list; a calculation unit configured to calculate at least one of a first retrieval statistical quantity based on first characteristic quantities of all of the undesired content items and a second retrieval statistical quantity based on second characteristic quantities of all of the desired content items; and a retrieve unit configured to retrieve the candidate content items to prepare the play list, in accordance with a similarity which has been calculated by using at least one of the first retrieval statistical quantity and the second retrieval statistical quantity, and which shows as to what a given content item having a third characteristic quantity is similar to, the desired content items or the undesired content items; wherein the calculation unit calculates at least one of an average vector of the first characteristic quantities as the first retrieval statistical quantity, and an average vector of the second characteristic quantities as the second retrieval statistical quantity.