Title:
OBJECT RECOGNITION DEVICE, ROBOT SYSTEM, AND OBJECT RECOGNITION METHOD
Document Type and Number:
WIPO Patent Application WO/2024/057627
Kind Code:
A1
Abstract:
The present invention provides an object recognition device that can recognize a lump of transport target objects (group of the same articles) as a transport unit on the basis of an arrangement of individual articles in an article group. The object recognition device recognizes the group of the same articles, which is a unit of transport in an environment where a plurality of articles exist, the object recognition device characterized by comprising: an input unit that acquires an image of the plurality of articles; an article detection unit that detects, from the image, article areas where the articles exist; and a group-of-same-articles area estimation unit that acquires inter–article area information, which is information related to an arrangement of the article areas, calculates a frequency distribution of the inter–article area information, and estimates an area of the group of the same articles on the basis of the frequency distribution.
Inventors:
YANO TAIKI (JP)
KIMURA NOBUTAKA (JP)
ITO KIYOTO (JP)
KIMURA NOBUTAKA (JP)
ITO KIYOTO (JP)
Application Number:
PCT/JP2023/019831
Publication Date:
March 21, 2024
Filing Date:
May 29, 2023
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
G06T7/11; B25J13/00; G06V20/64
Domestic Patent References:
| WO2021053750A1 | 2021-03-25 |
Foreign References:
| JP2021109257A | 2021-08-02 | |||
| JP2007072528A | 2007-03-22 | |||
| JP2019132668A | 2019-08-08 | |||
| JP2021110573A | 2021-08-02 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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