09754368 cites 27 patents.

An apparatus includes a gaseous region extraction unit that extracts a gaseous region from a lumen image, a residue candidate region extraction unit that extracts a candidate of a residue region from the lumen image as a residue candidate region, a boundary candidate region detection unit that detects a boundary candidate region that includes a boundary between the gaseous region and the residue candidate region, a representative direction component obtaining unit that obtains a representative direction component representing a plurality of directional components of an image in the boundary candidate region, a boundary region detection unit that detects a boundary region that includes a boundary between the gaseous region and the residue region from the boundary candidate regions based on the representative direction component, and a residue region extraction unit that extracts the residue candidate region that includes the boundary region as the residue region.

Title
Region extraction apparatus, method, and program
Application Number
14/867210
Publication Number
9754368 (B2)
Application Date
September 28, 2015
Publication Date
September 5, 2017
Inventor
Satoshi Ihara
Ashigarakami-gun
JP
Agent
Sughrue Mion PLLC
Assignee
FUJIFILM Corporation
JP
IPC
A61B 6/03
G06T 7/12
G06T 5/30
G06K 9/46
G06T 7/00
G06K 9/00
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