Patents by Inventor Vasily Vladimirovich ZAVYALOV

Vasily Vladimirovich ZAVYALOV 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).

  • Method of and system for generating feature for ranking document
    Patent number: 11194878
    Abstract: A method and a system for ranking a document in response to a query, the document having no value for a given feature with respect to the query. A set of documents relevant to the query is generated. The document is selected, and a set of past queries having presented the document as a search result are retrieved. Respective values for the given feature for the document with respect to the set of past queries are retrieved. A respective similarity parameter is determined between the query and each of the set of past queries. The value of the given feature for the document is generated based at least in part on the respective similarity parameter and the respective value for the given feature of at least one past query. The set of documents including the document is ranked based in part on the given feature.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: December 7, 2021
    Assignee: YANDEX EUROPE AG
    Inventors: Aleksandr Valerievich Safronov, Vasily Vladimirovich Zavyalov
  • METHOD OF AND SYSTEM FOR GENERATING FEATURE FOR RANKING DOCUMENT
    Publication number: 20200192961
    Abstract: A method and a system for ranking a document in response to a query, the document having no value for a given feature with respect to the query. A set of documents relevant to the query is generated. The document is selected, and a set of past queries having presented the document as a search result are retrieved. Respective values for the given feature for the document with respect to the set of past queries are retrieved. A respective similarity parameter is determined between the query and each of the set of past queries. The value of the given feature for the document is generated based at least in part on the respective similarity parameter and the respective value for the given feature of at least one past query. The set of documents including the document is ranked based in part on the given feature.
    Type: Application
    Filed: September 16, 2019
    Publication date: June 18, 2020
    Inventors: Aleksandr Valerievich SAFRONOV, Vasily Vladimirovich ZAVYALOV