| 摘要 |
In one embodiment, for each of one or more users, the user having provided one or more opinions concerning one or more products, deriving one or more opinion records from the one or more opinions, wherein each opinion record is derived from a specific opinion provided by the user concerning a specific product; generating a user-preference profile based on the one or more opinion records, wherein: the user-preference profile comprises one or more user-preference vectors corresponding to the one or more products; and each user-preference vector comprises one or more features of the corresponding product and one or more feature scores respectively corresponding to the one or more features. |
