Patent ID: 7428487
Filing Date: 2008-09-23
Classification: G06F

Abstract:
1. A semi-automatic construction method for a knowledge base of an encyclopedia question answering system, the method comprising the steps of: (a) constructing a structure of the knowledge base with a plurality of templates for each entry of an encyclopedia and a plurality attributes related to each of the templates, wherein each entry of said encyclopedia includes (i) a body and (ii) summary information of said body; (b) automatically extracting structured information, including at least an attribute name and associated attribute values, from the summary information of the entry in the encyclopedia; (c) automatically extracting unstructured information, including at least an attribute name and associated attribute values, from the body of the entry in the encyclopedia; and (d) storing the automatically extracted structured information and unstructured information in the corresponding templates and attributes of the knowledge base according to the entry; wherein the unstructured information automatically extracted in the step (c) from the body of the entry is the information omitted from the summary information of said entry, and is subsequently reformed and constructed in the form of the summary information for storing in the step (d), thereby enhancing completion of the knowledge base.