12. A system for automatic construction of information organization structure, comprising: a processor that controls the system to implement: an input that receives input of a search term; an object retrieving unit that retrieves search results related to the search term; a topic extraction unit that extracts topics related to the search term; an existing structure identification unit that searches a website related to the search term for topics related to the search term among the extracted topics to identify other websites related to the search term; and a matched structure obtaining unit that selects a matching website from the identified other websites by comparing the search term with each of the identified other websites and sets a structure of the matching website as a structure for organizing the search results related to the search term.
12. A system for automatic construction of information organization structure, comprising: a processor that controls the system to implement: an input that receives input of a search term; an object retrieving unit that retrieves search results related to the search term; a topic extraction unit that extracts topics related to the search term; an existing structure identification unit that searches a website related to the search term for topics related to the search term among the extracted topics to identify other websites related to the search term; and a matched structure obtaining unit that selects a matching website from the identified other websites by comparing the search term with each of the identified other websites and sets a structure of the matching website as a structure for organizing the search results related to the search term. 19. The system according to claim 12 , further compromising: an information object assignment unit that assigns the search results to the categories of the structure of the matching website.