Patent ID: 8666910
Filing Date: 2014-03-04
Classification: G06F

Abstract:
1. A retrieval method for a search device, comprising: selecting a query method from a query-by-emotion-point (QBEP) method, a query-by-emotion-trajectory (QBET) method, a query-by-artist-emotion (QBAE) method and a query-by-emotion-region (QBER) method through an interface of the search device, wherein the QBAE method is a combination of the QBEP and a conventional artist-based retrieval method, and the QBEP method, the QBET method, the QBAE method and the QBER method are run on the search device; receiving at least one pair of emotion coordinates of a specific music emotion in an emotion space by a user; and retrieving at least one desired music based on the emotion coordinates using the query method, wherein the search device comprises a processor configured to organize music by emotions in the emotion space for browsing and retrieving music collections, the emotion space is a 2-dimentional coordinate system and has an arousal axis and a valence axis, and each music is represented by a pair of emotion coordinates (R wherein when the QBEP query method is selected as the query method, the search device retrieves multiple pieces of the desired music corresponding to the specific music emotion by: wherein when the QBET query method is selected as the query method, the search device retrieves multiple pieces of the desired music with specific song-by-song emotion variation by: wherein when the QBAE query method is selected as the query method, the search device retrieves music collections of at least one artist corresponding to the specific music emotion by: wherein when the QBER query method is selected as the query method, the search device retrieves multiple pieces of music in a region by: