A dual watermarking algorithm for trajectory data based on robust watermarking and fragile watermarking.
Yuchen HuXingxiang JiangChangqing ZhuNa RenShuitao GuoJia DuanLuanyun HuPublished in: Comput. Geosci. (2024)
Keyphrases
- robust watermarking
- trajectory data
- watermarking algorithm
- copyright protection
- fragile watermarking
- image watermarking
- digital watermarking
- watermarking technique
- signal processing
- jpeg compression
- watermarking scheme
- road network
- wavelet domain
- moving objects
- temporal information
- space time
- spatial data
- lossy compression
- digital images
- dct coefficients
- barcode
- information hiding
- wavelet transform
- high capacity
- discrete wavelet transform
- multimedia data
- pattern recognition