<trans-title>Management and Application of Domestic Satellite Imagery based on Open Data Cube</trans-title>

Junjie LI; Shubo CHEN; Wen ZHANG; Changhui YU; Zhiyuan ZHANG; Lingkui MENG

doi:10.12082/dqxxkx.2020.190351

Journal of Geo-information Science, Volume. 22, Issue 9, 1860(2020)

Management and Application of Domestic Satellite Imagery based on Open Data Cube

Junjie LI¹, Shubo CHEN², Wen ZHANG¹, Changhui YU¹, Zhiyuan ZHANG^1,3, and Lingkui MENG^1、*

Author Affiliations

¹School of Remote Sensing and Information Engineering, Wuhan University, Wuhan 430079, China

²School of Mathematics and Physics, China University of Geosciences, Wuhan 430074, China

³Information Center (Hydrology Monitor and Forecast Center), Ministry of Water Resources, Beijing 100053, China;

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Figures & Tables(8)

Fig. 1. Architecture of ODC

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Fig. 2. Architecture of ODC_GFTool

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Fig. 3. Processes of importing GF-1 based on ODC_GFTool

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Fig. 4. Tree structure of GF-1.yaml

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Fig. 5. Data table of ODC local database

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Fig. 6. Water extraction processes

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Fig. 7. Extraction results of the Poyang Lake water body at different time periods

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Table 2. Comparison of processing efficiency of different tools
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Table 2. Comparison of processing efficiency of different tools
处理时间/s 占用空间/GB 空间冗余率/%
ODC 79.06 15.05 7.2
IDL 227.55 14.04 0.0
ArcPy 245.41 14.04 0.0

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Junjie LI, Shubo CHEN, Wen ZHANG, Changhui YU, Zhiyuan ZHANG, Lingkui MENG. Management and Application of Domestic Satellite Imagery based on Open Data Cube[J]. Journal of Geo-information Science, 2020, 22(9): 1860

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Paper Information

Received: Jul. 3, 2019

Accepted: --

Published Online: Apr. 23, 2021

The Author Email: MENG Lingkui (lkmeng@whu.edu.cn)

DOI:10.12082/dqxxkx.2020.190351

Topics

Resource Economy

Research Articles

Table 2. Comparison of processing efficiency of different tools

Table 2. Comparison of processing efficiency of different tools