Title:
IMAGE PROCESSING METHOD
Document Type and Number:
WIPO Patent Application WO/2002/043001
Kind Code:
A1
Abstract:
An image processing method comprising a step of extracting a plurality of images, different in depth, of a 3-D object over a plurality of angles, a binarizing step of deleting the portion of a gray level range that has very few object components out of the plurality of images obtained by the extracting step, re-mapping the other portions into a specified gray level range, and binarizing the resultant portions, and a step of building the 3-D image of the 3-D object based on the images binarized by the binarizing step.
Inventors:
BEFU SHINOBU (JP)
ARAI YOSHINORI (JP)
TSUNASHIMA HITOSHI (JP)
SUZUKI MASAKAZU (JP)
ARAI YOSHINORI (JP)
TSUNASHIMA HITOSHI (JP)
SUZUKI MASAKAZU (JP)
Application Number:
PCT/JP2001/010211
Publication Date:
May 30, 2002
Filing Date:
November 22, 2001
Export Citation:
Assignee:
UNIV NIHON (JP)
MORITA MFG (JP)
BEFU SHINOBU (JP)
ARAI YOSHINORI (JP)
TSUNASHIMA HITOSHI (JP)
SUZUKI MASAKAZU (JP)
MORITA MFG (JP)
BEFU SHINOBU (JP)
ARAI YOSHINORI (JP)
TSUNASHIMA HITOSHI (JP)
SUZUKI MASAKAZU (JP)
International Classes:
G06T5/40; G06T7/00; G06T17/00; (IPC1-7): G06T1/00; A61B6/03; A61B6/370; A61B6/14
Foreign References:
| JPH03121579A | 1991-05-23 | |||
| JPH0714023A | 1995-01-17 | |||
| JP2000030044A | 2000-01-28 | |||
| JPS62129035A | 1987-06-11 | |||
| JPS6488783A | 1989-04-03 | |||
| JPS6488786A | 1989-04-03 | |||
| JPS6488787A | 1989-04-03 |
Other References:
Tsugunobu BEPPU et al.; "Ortho-CT wo mochiiita Ago Kansetsu no 3-Jigen Model Kouchiku ni kansuru Kenkyu", Denshi Joho Tsuushin Gakkai Gijutsu Kenkyu Houkoku, Vol. 100, No. 596, pages 145-149, 18 January, 2001 (18.01.2001), (Japan)
Attorney, Agent or Firm:
Itoh, Tadahiko (Yebisu Garden Place Tower 20-3 Ebisu 4-chome Shibuya-ku, Tokyo, JP)
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