Patents by Inventor Tuan Quang Nguyen

Tuan Quang Nguyen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Query Expansion Method Using Augmented Terms for Improving Precision Without Degrading Recall
    Publication number: 20100070506
    Abstract: A query expansion method that improves the precision without degrading the recall, uses augmented terms. The method steps expand an initial query by adding new terms that are related to each term of the initial query. The query is further expanded by adding augmented terms, which are conjunctions of the terms. A weight is assigned to each term so that the augmented terms have higher weights than the other terms.
    Type: Application
    Filed: March 10, 2009
    Publication date: March 18, 2010
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Kyu-Young Whang, Yi Reun Kim, Jun Seok Heo, Jung Hoon Lee, Tuan Quang Nguyen