Method and the device which use the compact characteristic of the cluster to category is converted television program as a standard of occurrence of the additional cluster which

摘要

Before utilizing the viewing past record or purchase past record of the user, method and the device which nominate the item which has interest in the user like television program nomination are disclosed. Viewing of the third party or purchase past record is processed as generated the learning habit profile which reflects the typical pattern of the item which is selected by the typical viewer. The profile which possesses the item which as for the user, most it is possible from the learning habit profile which occurs, to select the learning habit of one or more which has relation most it approaches to the interest of the viewer himself with this, is initialized. Cluster conversion routine viewing of the third party or purchase past record (the data set) divides into the cluster making use of k average cluster conversion algorithm, for example the point of 1 clusters (, television program), the particular cluster that tries gets near evenly in comparison with the other cluster. The value of k is done, following to the measurement of compact characteristic of the cluster, increment.