Patent · US Active

Extracting trigger words and arguments from text to obtain an event extraction result

US11625539B2 · kind B2 · utility

0Cited by

3References

14Claims

0Family size

Assignee

BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD. · CN

Inventors

Lu Pan · San Jose, US
Yuguang Chen · Beijing, CN
Fayuan Li · Beijing, CN

Key dates

Filing date	Dec 7, 2020
Grant date	Apr 11, 2023
Priority date	—
Expiry date	Aug 17, 2041

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02D10/00
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A method for extracting an event from a text including obtaining an input text; inputting the input text into a model for extracting trigger words to obtain a trigger word extraction result of the input text; inputting the input text and the trigger word extraction result into a model for extracting arguments to obtain an argument extraction result of the input text; and obtaining an event extraction result of the input text according to the trigger word extraction result and the argument extraction result.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.