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Research on blind watermarking algorithm of encrypted holographic 3d geographic information data based on mapping mechanism.
Haiyan Xu
Hao Zhang
Anfeng Zhu
Gang Xu
Published in:
J. Intell. Fuzzy Syst. (2023)
Keyphrases
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geographic information
data analysis
spatial data
database
data collection
raw data
data sources
image data
data quality
geographic data
image processing
high quality
data processing