DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR

<p>Among the immovable cultural relics such as grottoes, stone carvings of the same period usually show similar artistic styles and repetitive statues. Through the study of the similarity between cultural relics in the same period, we can have reference value for the historical significance,...

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Main Authors: W. Hua, M. Hou, S. Yang, Y. Dong
Format: Article
Language:English
Published: Copernicus Publications 2019-08-01
Series:The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/571/2019/isprs-archives-XLII-2-W15-571-2019.pdf
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author W. Hua
M. Hou
M. Hou
M. Hou
S. Yang
Y. Dong
Y. Dong
Y. Dong
author_facet W. Hua
M. Hou
M. Hou
M. Hou
S. Yang
Y. Dong
Y. Dong
Y. Dong
author_sort W. Hua
collection DOAJ
description <p>Among the immovable cultural relics such as grottoes, stone carvings of the same period usually show similar artistic styles and repetitive statues. Through the study of the similarity between cultural relics in the same period, we can have reference value for the historical significance, artistic characteristics and cultural relics restoration of cultural relics. The traditional discrimination of cultural relics similarity often depends on the subjective experience judgment of experts, which is time-consuming and inefficient. Often, different experts may issue different conclusions, the lack of convincing objective evaluation basis, can not provide effective scientific support for the protection and restoration of cultural relics. In order to provide objective criteria for evaluating the similarity of cultural relics and avoid the interference of human factors, this paper proposes the concept of similarity index of cultural relics based on perceptual Hash (pHsah) algorithm. For orthophoto images of cultural relics with similarity index within the threshold, the SIFT operator is further used to find the corresponding feature points. This paper takes the Buddha statues in Yungang Grottoes as the research object, objectively calculates the similarity index of cultural relics, combines the pHash algorithm and Sift operator, realizes the objective quantitative discrimination of cultural relics similarity, effectively avoids the subjective influence of experts on the judgment of cultural relics similarity.</p>
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spelling doaj.art-91c488438a29476ab10749f0486f7c742022-12-22T02:06:53ZengCopernicus PublicationsThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences1682-17502194-90342019-08-01XLII-2-W1557157510.5194/isprs-archives-XLII-2-W15-571-2019DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATORW. Hua0M. Hou1M. Hou2M. Hou3S. Yang4Y. Dong5Y. Dong6Y. Dong7China University of Mining &Technology, Beijing, 100083, ChinaSchool of Geomatics and Urban Spatial Informatics, Beijing University of Civil Engineering and Architecture, 102616, Daxing District, Beijing, ChinaBeijing Key Laboratory For Architectural Heritage Fine Reconstruction & Health Monitoring, Daxing District, Beijing, 102616, ChinaEngineering Research Center of Representative Building and Architectural Heritage Database, Ministry of Education, 102616, Daxing District, Beijing, ChinaNorth China Institute of Computing Technology, 100083 , Beijing, ChinaSchool of Geomatics and Urban Spatial Informatics, Beijing University of Civil Engineering and Architecture, 102616, Daxing District, Beijing, ChinaBeijing Key Laboratory For Architectural Heritage Fine Reconstruction & Health Monitoring, Daxing District, Beijing, 102616, ChinaEngineering Research Center of Representative Building and Architectural Heritage Database, Ministry of Education, 102616, Daxing District, Beijing, China<p>Among the immovable cultural relics such as grottoes, stone carvings of the same period usually show similar artistic styles and repetitive statues. Through the study of the similarity between cultural relics in the same period, we can have reference value for the historical significance, artistic characteristics and cultural relics restoration of cultural relics. The traditional discrimination of cultural relics similarity often depends on the subjective experience judgment of experts, which is time-consuming and inefficient. Often, different experts may issue different conclusions, the lack of convincing objective evaluation basis, can not provide effective scientific support for the protection and restoration of cultural relics. In order to provide objective criteria for evaluating the similarity of cultural relics and avoid the interference of human factors, this paper proposes the concept of similarity index of cultural relics based on perceptual Hash (pHsah) algorithm. For orthophoto images of cultural relics with similarity index within the threshold, the SIFT operator is further used to find the corresponding feature points. This paper takes the Buddha statues in Yungang Grottoes as the research object, objectively calculates the similarity index of cultural relics, combines the pHash algorithm and Sift operator, realizes the objective quantitative discrimination of cultural relics similarity, effectively avoids the subjective influence of experts on the judgment of cultural relics similarity.</p>https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/571/2019/isprs-archives-XLII-2-W15-571-2019.pdf
spellingShingle W. Hua
M. Hou
M. Hou
M. Hou
S. Yang
Y. Dong
Y. Dong
Y. Dong
DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
title DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
title_full DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
title_fullStr DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
title_full_unstemmed DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
title_short DISCRIMINATION OF CULTURAL RELICS SIMILARITY BASED ON PHASH ALGORITHM AND SIFT OPERATOR
title_sort discrimination of cultural relics similarity based on phash algorithm and sift operator
url https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/571/2019/isprs-archives-XLII-2-W15-571-2019.pdf
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