US 12,008,074 B2
Learning device, learning method and storage medium
Soma Shiraishi, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Appl. No. 17/622,935
Filed by NEC Corporation, Tokyo (JP)
PCT Filed Jul. 5, 2019, PCT No. PCT/JP2019/026849
§ 371(c)(1), (2) Date Dec. 27, 2021,
PCT Pub. No. WO2021/005653, PCT Pub. Date Jan. 14, 2021.
Prior Publication US 2022/0245399 A1, Aug. 4, 2022
Int. Cl. G06F 18/21 (2023.01); G06F 18/214 (2023.01); G06F 18/2413 (2023.01)
CPC G06F 18/214 (2023.01) [G06F 18/2413 (2023.01)] 10 Claims
OG exemplary drawing
 
1. A learning device comprising a processor configured to:
acquire first training data that is training data regarding a registered category object and second training data regarding an unregistered category object, the registered category object belonging to a registered category which is registered as an identification target, the unregistered category object not belonging to the registered category;
calculate, on a basis of the first training data and the second training data, an identification score indicating a degree of certainty that an object to be identified belongs to the registered category;
calculate, on a basis of the second training data, an unregistered score indicating a degree of certainty that the object to be identified does not belong to the registered category; and
learn an identification model which performs an identification regarding the registered category based on the identification score and the unregistered score.