Patents by Inventor Weina Chen

Weina Chen 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).

  • Patent number: 11494420
    Abstract: A method and apparatus for generating information are disclosed. An implementation of the method includes: receiving a target text, the target text including an objective and descriptive information of the objective; performing a dependency syntax parsing on the target text to generate a dependency tree of the target text; matching predetermined syntactic structure tree with the dependency tree to obtain at least one triple, a triple including a subject, a predicate, and an object; and determining, based on words contained in a triple among the at least one triple and a predetermined weight of the syntactic structure tree matched to obtain the triple, a target triple among the at least one triple.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: November 8, 2022
    Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Yuguang Chen, Lu Pan, Wenhao Chen, Hui Zhou, Weina Chen, Yuhong Zheng
  • Patent number: 11210469
    Abstract: A method and an apparatus for event detection, a device, and a storage medium. An event is formed by acquiring a plurality of texts including a target keyword; extracting phrases independently describing event information from titles of the plurality of texts; and clustering the extracted phrases and gathering texts where phrases belonging to a same cluster are located to form an event. The accuracy of the event detection and the recall rate for an event can be improved through the method provided by embodiments of the present application.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: December 28, 2021
    Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Yuguang Chen, Wenhao Chen, Hui Zhou, Yuhong Zheng, Weina Chen
  • Publication number: 20190370272
    Abstract: A method and apparatus for generating information are disclosed. An implementation of the method includes: receiving a target text, the target text including an objective and descriptive information of the objective; performing a dependency syntax parsing on the target text to generate a dependency tree of the target text; matching predetermined syntactic structure tree with the dependency treeto obtain at least one triple, a triple including a subject, a predicate, and an object; and determining, based on words contained in a triple among the at least one triple and a predetermined weight of the syntactic structure tree matched to obtain the triple, a target triple among the at least one triple.
    Type: Application
    Filed: March 15, 2019
    Publication date: December 5, 2019
    Inventors: Yuguang Chen, Lu Pan, Wenhao Chen, Hui Zhou, Weina Chen, Yuhong Zheng
  • Publication number: 20190370330
    Abstract: A method and an apparatus for event detection, a device, and a storage medium. An event is formed by acquiring a plurality of texts including a target keyword; extracting phrases independently describing event information from titles of the plurality of texts; and clustering the extracted phrases and gathering texts where phrases belonging to a same cluster are located to form an event. The accuracy of the event detection and the recall rate for an event can be improved through the method provided by embodiments of the present application.
    Type: Application
    Filed: April 3, 2019
    Publication date: December 5, 2019
    Inventors: YUGUANG CHEN, WENHAO CHEN, HUI ZHOU, YUHONG ZHENG, WEINA CHEN