The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 23, 2024

Filed:

Jul. 23, 2021
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Guilherme Augusto Ferreira Lima, Campinas, BR;

Rafael Rossi de Mello Brandao, Rio de Janeiro, BR;

Marcio Ferreira Moreno, Rio de Janeiro, BR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 40/30 (2020.01); G06F 16/33 (2019.01); G06F 40/295 (2020.01); G06F 40/40 (2020.01); G06N 5/02 (2023.01);
U.S. Cl.
CPC ...
G06F 16/3344 (2019.01); G06F 40/295 (2020.01); G06F 40/30 (2020.01); G06F 40/40 (2020.01); G06N 5/02 (2013.01);
Abstract

Entities and temporal information associated with the entities can be extracted from the documents using natural language processing. A graph structure can be created representing the document's temporal semantics, nodes of the graph structure including the entities and edges of the graph structure representing temporal relationships between the nodes. The graph structure can be linked with the document. Multiple documents can be received and a knowledgebase can be created including multiple graph structures representing the multiple documents according to the multiple documents' temporal semantics. An input document for query can be received and transformed into a graph structure for query, the graph structure for query representing the input document's temporal semantics. The knowledgebase can be searched for a matching document having a graph structure similar to the graph structure for query based on a similarity threshold. The matching document can be output.


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