Event information fusion method and system

An event information and fusion method technology, applied in special data processing applications, instruments, electrical digital data processing, etc., can solve the problems of missing event attributes, incomplete event information, and no event fusion technology, and achieve improved accuracy and completeness. performance, improve performance

Inactive Publication Date: 2011-12-28
SUZHOU UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0015] At present, the research on event information extraction mainly focuses on event extraction in simple sentences or sentence groups. There is no event fusion technology after event extraction, which makes event information incomplete and inaccurate, and there is a problem of missing event attributes.

Method used

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  • Event information fusion method and system
  • Event information fusion method and system

Examples

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Embodiment Construction

[0048]Embodiments of the present invention provide an event information fusion method and system, which are used to extract event information, complete event attributes, event clustering, and fusion to form complete events with high integrity of event information. The implementation process of the present invention will be described in detail below in conjunction with specific embodiments, and some technical means commonly used by those skilled in the art will not be described in detail, so as to avoid unnecessary limitations on the present invention.

[0049] refer to figure 2 , which is a schematic flow chart of the event information fusion method of the present invention, an event information fusion method comprising the following steps:

[0050] S10, setting a retrieval condition, and generating a primary event set including multiple events according to the retrieval condition;

[0051] The more specific action process of S10 is:

[0052] S101, providing an interface fo...

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Abstract

The invention discloses a method and a system for fusing event information. The method and the system are used for extracting, replenishing, clustering and fusing the event information to form a complete event with the high integrity degree of the event information. The method comprises the following steps of: generating an original selection event set including a plurality of events; comparing the similarity of the events in the original selection event set and an event extraction mode to form a candidate event set; discriminating and annotating the candidate event set to generate a trainingsample, and generating an inference rule, a zero coreference resolution model, an event identification and extraction model and an argument identification and extraction model of the related events by the training sample; acquiring webpage texts from a webpage of the complete event to be extracted to generate event-annotated texts, and performing structural replenishment on clauses with structural deficiency to generate event-replenished annotating texts; extracting event mentions and event arguments of the event-replenished annotating texts to obtain a first event set; and clustering the event examples of the first event set, and normalizing to generate the complete event.

Description

technical field [0001] The present invention relates to the field of information processing, in particular to an event information fusion method and system. Background technique [0002] Since the present invention involves multiple event-related concepts in the event information processing system, in order to better understand the present invention, the related concepts are explained first: [0003] Event (Event): What has / may / will happen in the real world, generally including time, place and characters, such as birth, death, earthquake and car accident, due to different expressions, each specific event There may be more than one event instance. [0004] Entity: An object or a collection of objects in a semantic category, such as names of people, vehicles, and places. [0005] Event Mention (Event Mention, EM): a sentence or clause describing an event, such as "Zhang San was born in Suzhou, Jiangsu Province in 1973." is an event instance of the category of birth event. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30
Inventor 李培峰朱巧明周国栋王红玲朱晓旭
Owner SUZHOU UNIV
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