Bildinspektionsvorrichtung, Bildinspektionssystem und Bildinspektionsverfahren

Details

Veröffentlichungs-Nr.

EP4790641

Anmeldetag

26. Januar 2026

Veröffentlichung

12. August 2026

Rechtsraum

EP

IPC

G06T7/00, G06T7/33

Abstract

An image inspection device includes an image selection unit that selects a plurality of time-series consecutive images from an image sequence imaged by a camera as an image set, a correspondence estimation unit that sets a plurality of regions to each image of the image set and estimates a correspondence between the plurality of regions in each image of the image set, a feature extraction unit that extracts a feature including at least a surface normal of the plurality of regions based on the correspondence, and an abnormality detection unit that detects an abnormality of a workpiece, based on the feature of the plurality of regions.

Anmelder

Firma

NEC Corporation

Land

🇯🇵 Japan

Fachgebiete