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:
Mar. 24, 2026

Filed:

Apr. 09, 2021
Applicant:

Royal Bank of Canada, Toronto, CA;

Inventors:

Yik Chau Lui, Toronto, CA;

Yanshuai Cao, Toronto, CA;

Assignee:

ROYAL BANK OF CANADA, Toronto, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06N 5/04 (2023.01); G06N 20/00 (2019.01);
U.S. Cl.
CPC ...
G06N 5/04 (2013.01); G06N 20/00 (2019.01);
Abstract

A machine learning failure discriminator machine is described, along with corresponding systems, methods, and non-transitory computer readable media. The approach operates in relation to an iterative machine learning model and includes a phased approach to extract p-values from the iterative machine learning model based on modified versions of the training or validation data sets. The p-values are then used to identify whether various null hypotheses can be rejected, and accordingly, to generate an output data structure indicative of an estimated failure reason, if any. The output data structure may be made available on an API or on a graphical user interface.


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