| 摘要 |
PROBLEM TO BE SOLVED: To extract a node having relevance to a specific node and having relevance to an analysis object with high accuracy.SOLUTION: A server 1 selects a node having relevance to a received node, and a node having relevance to an extracted node. Then the server 1 calculates the following relevance in each registration content of an item in which a registration content of the analysis object in a table is registered on the basis of a registration content of an item to be used when calculating relevance in the table. That is, the server 1 calculates relevance between the registration content of the item in which the registration content of the analysis object in the table and the selected nodes. Then, the server 1 extracts a node having relevance to the analysis object among the selected nodes on the basis of the calculated relevance. |
