公开(公告)号：US20200257724A1

公开(公告)日：2020-08-13

申请号：US16783113

申请日：2020-02-05

Applicant: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.

Inventor： Can WANG ,  Zhijie KUANG

IPC: G06F16/732 ,  H04N21/442 ,  G06F16/787 ,  H04N21/462 ,  G06F16/783

Abstract: According to exemplary embodiments of the present disclosure, methods, apparatuses, devices, and computer-readable storage media for content retrieval are provided. The method for establishing a content retrieval library includes: acquiring identity information of content to be processed, the identity information including a plurality of information items, and each information item being associated with a portion of the content. The method further includes determining a key character corresponding to at least one portion of the content based on the identity information. The method further includes storing the key character and indication information related to at least one portion of the content into the content retrieval library in an associated manner.