Robust perceptual image hashing using feature points

Keyphrases

• Binary String 33%
• Common Signal 33%
• Feature Detector 33%
• Fixed-length 33%
• Geometry Preserving 33%
• Hash Algorithm 33%
• Image Hashing 100%
• Image Indexing 33%
• Image Watermarking 33%
• Perceptual Robustness 33%
• Probabilistic Quantization 33%
• Rotation Signals 33%
• Stirmark 33%

Computer Science

• Authentication 33%
• Feature Detector 33%
• Geometric Distortion 33%
• Hash Algorithm 33%
• Perceptual Image Hashing 100%
• Quantization (Signal Processing) 33%
• Rotation Angle 33%
• Watermarking 33%