Resolving user ambiguity in conversational interaction

摘要

A method for resolving user ambiguity in conversational interaction for information retrieval is disclosed. The method includes providing access to a set of content items with metadata describing the content items and providing access to structural knowledge indicating semantic relationships and links between the content items. . The method further provides providing a user preference signature, receiving from the user a first input intended to identify at least one desired content item by the user, and an ambiguity index of the first input. Determining. If the ambiguity index is high, the method determines a query input based on the first input and at least one of structural knowledge, user preference signature, user location, and time of the first input, and the query A content item is selected based on a comparison of the input and metadata associated with the content item.