Identifying works, using a sub linear time search or a non exhaustive search, for initiating a work-based action, such as an action on the internet

  • US 8,020,187 B2
  • Filed: 02/11/2010
  • Issued: 09/13/2011
  • Est. Priority Date: 09/14/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for associating an electronic document work with an action, the document work comprising text, the method comprising:

  • a) electronically extracting within a client device features from the electronic document work;

    b) transmitting the extracted features from the client device to one or more servers;

    c) receiving at the client device from the one or more servers an identification of the electronic document work based on the extracted features, wherein the identification is based on a sub-linear search to identify at least a neighbor;

    d) electronically determining an action”

    based on the identification of the electronic document work; and

    e) electronically performing the action on the client device.

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