公开(公告)号：US11436409B2

公开(公告)日：2022-09-06

申请号：US16458427

申请日：2019-07-01

Applicant: Beijing Baidu Netcom Science and Technology Co., Ltd.

Inventor： Zhipeng Wu ,  Zhihua Wang ,  Tianxing Yang

IPC: G06F40/253 ,  G06F40/295 ,  G06F40/232 ,  G06F40/30

Abstract: Embodiments disclose a method and apparatus for updating subject name information of a target information source. A specific embodiment of the method includes: acquiring at least one subject name from to-be-processed information; matching, for a subject name in the at least one subject name, the subject name with pre-acquired at least one initial information source subject name, and setting a weight for the subject name based on a matching result; and sorting the subject name in the at least one subject name and an initial information source subject name in the at least one initial information source subject name according to the weight to obtain updated at least one initial information source subject name.

公开(公告)号：US11308937B2

公开(公告)日：2022-04-19

申请号：US16530853

申请日：2019-08-02

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

Inventor： Zhihua Wang ,  Tianxing Yang ,  Zhipeng Wu ,  Bin Peng ,  Chengyuan Zhao

IPC: G10L15/06 ,  G06F40/289 ,  G10L15/26

Abstract: Embodiments of the present disclosure provide a method and an apparatus for identifying a key phrase in audio, a device and a computer readable storage medium. The method for identifying a key phrase in audio includes obtaining audio data to be identified. The method further includes identifying the key phrase in the audio data using a trained key phrase identification model. The key phrase identification model is trained based on first training data for identifying feature information of words in a first training text and second training data for identifying the key phrase in a second training text. In this way, embodiments of the present disclosure can accurately and efficiently identify key information in the audio data.

公开(公告)号：US20200073928A1

公开(公告)日：2020-03-05

申请号：US16458427

申请日：2019-07-01

Applicant: Beijing Baidu Netcom Science and Technology Co., Ltd.

Inventor： Zhipeng Wu ,  Zhihua Wang ,  Tianxing Yang

IPC: G06F17/27

Abstract: Embodiments of the present disclosure disclose a method and apparatus for updating information. A specific embodiment of the method includes: acquiring at least one subject name entry from to-be-processed information; matching, for a subject name entry in the at least one subject name entry, the subject name entry with pre-acquired at least one initial information source subject name entry, and setting a weight for the subject name entry based on a matching result; and sorting the subject name entry in the at least one subject name entry and an initial information source subject name entry in the at least one initial information source subject name entry according to the weight to obtain updated at least one initial information source subject name entry. This embodiment improves the accuracy and efficiency of acquiring information by a user.