Title:
画像処理装置及び画像処理プログラム
Document Type and Number:
Japanese Patent JP6818539
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To highly accurately extract scene characters.SOLUTION: An image processing device includes: an extreme value region extraction unit for extracting an extreme value region in which pixels of a first region and a second region continue from an image on the basis of the first region which is contained in the image and in which plural pixels with pixel values being equal to or less than a first value continue and the second region which is contained in the image and in which plural pixels with the pixel values being equal to or less than the second value larger than the first value continue; and a determination unit for determining the degree of character likeness of the shape of the region contained in the image. The determination unit determines the degree of character likeness of the extreme value region on the basis of the long sides and short sides of a plurality of rectangles externally contacting the extreme value region extracted from the image and rotated by a plurality of angles on the plane of the image.SELECTED DRAWING: Figure 3
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Inventors:
Rei Endo
Yoshihiko Kawai
Hideki Sumiyoshi
Takahiro Mochizuki
Masanori Sano
Yoshihiko Kawai
Hideki Sumiyoshi
Takahiro Mochizuki
Masanori Sano
Application Number:
JP2016248315A
Publication Date:
January 20, 2021
Filing Date:
December 21, 2016
Export Citation:
Assignee:
Japan Broadcasting Corporation
International Classes:
G06K9/20
Domestic Patent References:
| JP2014132453A | ||||
| JP2014229314A |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito