Blind Digital Watermarking Algorithm against Projection Transformation for Vector Geographic Data.
Qifei ZhouNa RenChangqing ZhuA.-Xing ZhuPublished in: ISPRS Int. J. Geo Inf. (2020)
Keyphrases
- watermarking algorithm
- geographic data
- geographic information systems
- signal processing
- jpeg compression
- image watermarking
- spatial data
- geographic information
- wavelet domain
- copyright protection
- watermarking scheme
- digital watermarking
- search engine
- dct coefficients
- watermark extraction
- data analysis
- geographical information systems
- data mining
- multi dimensional
- digital content
- denoising
- feature vectors
- watermarking technique
- video sequences
- image sequences
- metadata
- watermark detection