Title:
画像処理装置及び画像処理方法
Document Type and Number:
Japanese Patent JP7431602
Kind Code:
B2
Abstract:
To reduce noise in an image acquired by energy subtraction processing.SOLUTION: An image processing device executes first noise reduction processing to a first radiation image and a second radiation image acquired by radiation rays of mutually different energies, generates a separation image by energy subtraction processing by using the first radiation image and the second radiation image after the first noise reduction processing, and executes second noise reduction processing to the generated separation image.SELECTED DRAWING: Figure 8
Inventors:
Takashi Iwashita
Kosuke Terui
Ryuichi Fujimoto
Torii Sota
Kosuke Terui
Ryuichi Fujimoto
Torii Sota
Application Number:
JP2020020889A
Publication Date:
February 15, 2024
Filing Date:
February 10, 2020
Export Citation:
Assignee:
Canon Inc
International Classes:
A61B6/00
Domestic Patent References:
| JP2004609A | ||||
| JP201968952A | ||||
| JP2014151009A | ||||
| JP201968953A | ||||
| JP3133430A | ||||
| JP20105252A | ||||
| JP3263982A |
Foreign References:
| US20160213344 |
Attorney, Agent or Firm:
Patent Attorney Corporation Otsuka International Patent Office