Patents by Inventor Constantin RADCHENKO

Constantin RADCHENKO 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).

  • Incremental crawling of multiple content providers using aggregation
    Patent number: 9582578
    Abstract: A method for incremental crawling of content stored on a plurality of content providers using aggregation is provided. The method comprises receiving a request to crawl content on one or more associated content providers; retrieving one or more first references to content on a first content provider; retrieving one or more second references to content on one or more second content providers during the same request; aggregating the first and second references; and returning the aggregated first and second references. This is done while taking into consideration opaque timestamp object which is managed in a distributed manner. The opaque timestamp is filled in by the content providers but stored in the crawler side between crawling sessions.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: February 28, 2017
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Batya Kenig, Constantin Radchenko, Eitan Shapiro
  • INCREMENTAL CRAWLING OF MULTIPLE CONTENT PROVIDERS USING AGGREGATION
    Publication number: 20140317083
    Abstract: A method for incremental crawling of content stored on a plurality of content providers using aggregation is provided. The method comprises receiving a request to crawl content on one or more associated content providers; retrieving one or more first references to content on a first content provider; retrieving one or more second references to content on one or more second content providers during the same request; aggregating the first and second references; and returning the aggregated first and second references. This is done while taking into consideration opaque timestamp object which is managed in a distributed manner. The opaque timestamp is filled in by the content providers but stored in the crawler side between crawling sessions.
    Type: Application
    Filed: June 30, 2014
    Publication date: October 23, 2014
    Inventors: Batya Kenig, Constantin Radchenko, Eitan Shapiro
  • Incremental crawling of multiple content providers using aggregation
    Patent number: 8799261
    Abstract: A method for incremental crawling of content stored on a plurality of content providers using aggregation is provided. The method comprises receiving a request to crawl content on one or more associated content providers; retrieving one or more first references to content on a first content provider; retrieving one or more second references to content on one or more second content providers during the same request; aggregating the first and second references; and returning the aggregated first and second references. This is done while taking into consideration opaque timestamp object which is managed in a distributed manner. The opaque timestamp is filled in by the content providers but stored in the crawler side between crawling sessions.
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: August 5, 2014
    Assignee: International Business Machines Corporation
    Inventors: Batya Kenig, Constantin Radchenko, Eitan Shapiro
  • INCREMENTAL CRAWLING OF MULTIPLE CONTENT PROVIDERS USING AGGREGATION
    Publication number: 20090307211
    Abstract: A method for incremental crawling of content stored on a plurality of content providers using aggregation is provided. The method comprises receiving a request to crawl content on one or more associated content providers; retrieving one or more first references to content on a first content provider; retrieving one or more second references to content on one or more second content providers during the same request; aggregating the first and second references; and returning the aggregated first and second references. This is done while taking into consideration opaque timestamp object which is managed in a distributed manner. The opaque timestamp is filled in by the content providers but stored in the crawler side between crawling sessions.
    Type: Application
    Filed: December 23, 2008
    Publication date: December 10, 2009
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Batya KENIG, Constantin RADCHENKO, Eitan SHAPIRO