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The method of taking appropriate photographs for the digital photogrammetry: In case of archiving the remains of "Tomogashima gun batteries"

Research Project

Project/Area Number 24652156
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Archaeology
Research InstitutionWakayama University

Principal Investigator

KAWASAKI Masayuki  和歌山大学, システム工学部, 准教授 (60304185)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2013: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2012: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywordsデジタル写真測量 / 3次元モデリング / 友ヶ島 / 軍事要塞 / 構図 / 砲台遺構 / 写真測量 / アーカイヴズ / デジタルアーカイブ / 調査方法
Outline of Final Research Achievements

The influence of the camera position (such as landscape or portrait) on three-dimensional model generated by digital photogrammetry software, and a way of taking more appropriate image files were discussed by the evaluation through the impressions.
The measurement object is the remains of the Tomogashima 2nd gun battery that are still in Tomogashima island off-shore of the Kada in western area in Wakayama city. From the base set of image files for a modeling (64 files), 4 kinds of sets (32 files in each) different in combination each other were categorized. And reproducibility of measurement object of the modeling images generated from each image file set were evaluated. As a result, the case of the set of images in landscape position got highest evaluation. A possibility that reproducibility doesn't always depend on the number of image files that is processed by software was suggested.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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