US 12,087,050 B2
Item classification system, device and method therefor
Adrian Sisum Liu, Middlesex (GB)
Assigned to SITA Information Networking Computing UK Limited, (GB)
Appl. No. 17/593,700
Filed by SITA Information Networking Computing UK Limited, Middlesex (GB)
PCT Filed Mar. 26, 2020, PCT No. PCT/EP2020/058548
§ 371(c)(1), (2) Date Sep. 23, 2021,
PCT Pub. No. WO2020/193700, PCT Pub. Date Oct. 1, 2020.
Prior Publication US 2022/0139067 A1, May 5, 2022
Int. Cl. G06F 3/01 (2006.01); G06N 7/01 (2023.01); G06N 20/20 (2019.01); G06V 10/56 (2022.01); G06V 10/762 (2022.01); G06V 10/764 (2022.01); G06V 10/774 (2022.01); G06V 10/80 (2022.01); G06V 10/82 (2022.01); G06V 20/10 (2022.01)
CPC G06V 20/10 (2022.01) [G06N 7/01 (2023.01); G06N 20/20 (2019.01); G06V 10/56 (2022.01); G06V 10/762 (2022.01); G06V 10/763 (2022.01); G06V 10/764 (2022.01); G06V 10/774 (2022.01); G06V 10/809 (2022.01); G06V 10/82 (2022.01)] 20 Claims
OG exemplary drawing
 
1. An image processing system for categorising a colour of an item, the system comprising:
a memory; and
a computer processor coupled to the memory, the computer processor being configured to:
i. process an image of an item to extract a portion of the image where the item is located;
ii. determine a first average colour value of a plurality of colour values associated with the portion of the image where the item is located according to a first colour space;
iii. determine a second average colour value according to a second colour space, wherein the first colour space is different from the second colour space;
iv. map the first average colour value to one of a plurality of predetermined colour definitions based on a plurality of colour ranges associated with each colour definition; and
v. categorising the colour of the item according to the mapping.