Title:
FAULT DIAGNOSIS MODEL CREATION DEVICE, FAULT DIAGNOSIS MODEL CREATION METHOD, AND FAULT DIAGNOSIS MODEL CREATION PROGRAM
Document Type and Number:
WIPO Patent Application WO/2023/139688
Kind Code:
A1
Abstract:
Provided is a fault diagnosis model creation device for creating a fault diagnosis model that determines the presence/absence of a fault in a target product from an image of the target product, said fault diagnosis model creation device comprising: an image acquisition unit that acquires a base image which captures a product identical or similar to the target product, and a plurality of fault images which capture a fault occurring in the product and which include a rare fault image; a pseudo fault image generation unit that generates a pseudo fault image by inputting, into a restorer which has learned the features of the base image in advance, a synthesized image in which the fault images are placed on part of the base image; a training data acquisition unit that acquires training data which includes a pseudo fault image group constituted by a plurality of pseudo fault images; and a fault diagnosis model creation unit that creates a fault diagnosis model by training with the training data.
Inventors:
ISHII SHOTA (JP)
YOKOTA ATSUNORI (JP)
YOKOTA ATSUNORI (JP)
Application Number:
PCT/JP2022/001787
Publication Date:
July 27, 2023
Filing Date:
January 19, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
G06T7/00
Foreign References:
| JP2020027424A | 2020-02-20 | |||
| JP2020106469A | 2020-07-09 |
Attorney, Agent or Firm:
SSIP PATENT ATTORNEY CORPORATION (JP)
Download PDF: