General-purpose data fusion system and general-purpose data fusion method

摘要

A general-purpose data fusion in which additional survey data can be merged by performing additional surveys on some subjects in the basic data, as if additional surveys were performed on all target users in the basic data System provision. A computer apparatus C includes an additional survey subject extraction means 6, an additional survey database creation means 7, and a similarity calculation means 8. The computing unit of the computer apparatus C adds an additional survey database calculated by the similarity calculation unit 8 to each of target data that is not included in the target extracted by the additional survey subject extraction unit 6 and is not subjected to the additional survey. The response content data of the survey is virtual additional survey data, specified as additional survey data, added as additional survey data, and extracted by the additional survey subject extraction means and the additional survey subject extraction means of the basic database The additional survey data specified is assigned to all of the target persons who are not, and the additional survey data is merged into the basic database. [Selection] Figure 2