A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program

In order to objectively and quantitatively diagnose the conservation status of painting cultural heritages, a digital image analysis program was used for the digital image of a Korean Buddhist painting. A technical method for diagnosing the conservation status by analyzing the color space of the Bud...

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Main Authors: Tae Ho Eom, Hwa Soo Lee
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Heritage
Subjects:
Online Access:https://www.mdpi.com/2571-9408/6/2/98
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author Tae Ho Eom
Hwa Soo Lee
author_facet Tae Ho Eom
Hwa Soo Lee
author_sort Tae Ho Eom
collection DOAJ
description In order to objectively and quantitatively diagnose the conservation status of painting cultural heritages, a digital image analysis program was used for the digital image of a Korean Buddhist painting. A technical method for diagnosing the conservation status by analyzing the color space of the Buddhist painting and calculating the shape information and damage area was suggested. To verify the applicability of the program, a standard color chart on various ground materials was produced. Color difference values of color information obtained using a color meter and a digital image analysis program were compared. Work efficiency, according to image resolution, was evaluated. It was possible to work efficiently with a size similar to that of an FHD image. Through the comparative evaluation of the individual deviation by the user, the accuracy and temporal advantages of the method using the digital image analysis program could be confirmed. As a result of comparing by color region extraction conditions, it was confirmed that the error range of the measured color information decreased as the 25 pixel diameter circle (average of circled regions of interest) size region and the number of measurements increased. Color space information was adjusted according to the characteristics of each damage type, and the shape of the damage was classified. In addition, the conservation status was evaluated by quantitatively calculating the area of damage with the Intensity Mean of the divided shape image.
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spelling doaj.art-29ab6eade643491da36904004b82db552023-11-16T20:48:40ZengMDPI AGHeritage2571-94082023-02-01621839185510.3390/heritage6020098A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis ProgramTae Ho Eom0Hwa Soo Lee1Department of Fine Arts, General Graduate School, Konkuk University, Chungju 27478, Republic of KoreaDepartment of Formative Arts, Konkuk University, Chungju 27478, Republic of KoreaIn order to objectively and quantitatively diagnose the conservation status of painting cultural heritages, a digital image analysis program was used for the digital image of a Korean Buddhist painting. A technical method for diagnosing the conservation status by analyzing the color space of the Buddhist painting and calculating the shape information and damage area was suggested. To verify the applicability of the program, a standard color chart on various ground materials was produced. Color difference values of color information obtained using a color meter and a digital image analysis program were compared. Work efficiency, according to image resolution, was evaluated. It was possible to work efficiently with a size similar to that of an FHD image. Through the comparative evaluation of the individual deviation by the user, the accuracy and temporal advantages of the method using the digital image analysis program could be confirmed. As a result of comparing by color region extraction conditions, it was confirmed that the error range of the measured color information decreased as the 25 pixel diameter circle (average of circled regions of interest) size region and the number of measurements increased. Color space information was adjusted according to the characteristics of each damage type, and the shape of the damage was classified. In addition, the conservation status was evaluated by quantitatively calculating the area of damage with the Intensity Mean of the divided shape image.https://www.mdpi.com/2571-9408/6/2/98cultural heritage paintingdigital image analysiscolor informationconservation statusnon-destructive diagnosis
spellingShingle Tae Ho Eom
Hwa Soo Lee
A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
Heritage
cultural heritage painting
digital image analysis
color information
conservation status
non-destructive diagnosis
title A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
title_full A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
title_fullStr A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
title_full_unstemmed A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
title_short A Study on the Diagnosis Technology for Conservation Status of Painting Cultural Heritage Using Digital Image Analysis Program
title_sort study on the diagnosis technology for conservation status of painting cultural heritage using digital image analysis program
topic cultural heritage painting
digital image analysis
color information
conservation status
non-destructive diagnosis
url https://www.mdpi.com/2571-9408/6/2/98
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