公开(公告)号：US11663269B2

公开(公告)日：2023-05-30

申请号：US16790016

申请日：2020-02-13

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

Inventor： Zenan Lin ,  Jiajun Lu

IPC: G06F16/903 ,  G06F16/901 ,  G06F40/242 ,  G06N5/02

CPC classification number: G06F16/90344 ,  G06F16/9027 ,  G06F40/242 ,  G06N5/02

Abstract: The present disclosure provides an error correction method. The error correction method includes: determining a plurality of target candidate entities from a preset dictionary tree based on a query request; for each target candidate entity, calculating a first probability that the target candidate entity is a legitimate entity; evaluating each target candidate entity to obtain an evaluation result, a target candidate entity corresponding to an evaluation result; and determining a real intent entity corresponding to the query request based on the first probability and the evaluation result.

公开(公告)号：US11570527B2

公开(公告)日：2023-01-31

申请号：US17209653

申请日：2021-03-23

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

Inventor： Jianhua Wang ,  Jiajun Lu ,  Guangtao Liu ,  Dongxue Liu ,  Can Wang

IPC: H04N21/8549 ,  H04N21/44 ,  H04N21/488 ,  H04N21/8405 ,  H04N21/845

Abstract: A method and an apparatus for retrieving teleplay content is disclosed. The method includes: generating basic summary information corresponding to each teleplay based on basic information of entities of each teleplay; generating episode summary information corresponding to each episode of each teleplay based on episode data of each episode of each teleplay; establishing a teleplay graph database based on the basic summary information corresponding to each teleplay and the episode summary information corresponding to each episode; and feeding a playing portal for a target episode of a target teleplay corresponding to teleplay search information back to a user based on the teleplay graph database.

公开(公告)号：US20210211784A1

公开(公告)日：2021-07-08

申请号：US17209653

申请日：2021-03-23

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

Inventor： Jianhua Wang ,  Jiajun Lu ,  Guangtao Liu ,  Dongxue Liu ,  Can Wang

IPC: H04N21/8549 ,  H04N21/44 ,  H04N21/488 ,  H04N21/8405

Abstract: A method and an apparatus for retrieving teleplay content is disclosed. The method includes: generating basic summary information corresponding to each teleplay based on basic information of entities of each teleplay; generating episode summary information corresponding to each episode of each teleplay based on episode data of each episode of each teleplay; establishing a teleplay graph database based on the basic summary information corresponding to each teleplay and the episode summary information corresponding to each episode; and feeding a playing portal for a target episode of a target teleplay corresponding to teleplay search information back to a user based on the teleplay graph database.