Title:
学習装置、処理装置、学習方法、処理方法及びプログラム
Document Type and Number:
Japanese Patent JP7439953
Kind Code:
B2
Abstract:
The present invention provides a learning device (10) having: a storage unit (11) that stores a parameter of a learning model for generating, on the basis of an input image, a feature quantity map indicating a feature quantity of each pixel and a first weighting map indicating, for each pixel, a weight value used in a process of determining a pixel to serve as a key point; an acquisition unit (12) for acquiring combinations of a plurality of learning images in each of which illumination conditions are different from each other and which include the same photographic subject; and a learning unit (13) that adjusts the parameter of the learning model on the basis of a loss function defined by using a plurality of parameters calculated on the basis of a plurality of the feature quantity maps generated respectively from the plurality of learning images and a parameter calculated on the basis of the first weighting map generated from the plurality of learning images.
Inventors:
Kazui Kojima
Masahiro Tani
Keisuke Ikeda
Masahiro Tani
Keisuke Ikeda
Application Number:
JP2022561800A
Publication Date:
February 28, 2024
Filing Date:
November 13, 2020
Export Citation:
Assignee:
NEC
International Classes:
G06T7/00
Domestic Patent References:
| JP2018515164A |
Foreign References:
| US20200175673 | ||||
| WO2020042741A1 |
Attorney, Agent or Firm:
Shinji Hayami