A clustering based approach to perceptual image hashing

Computer Science

• Clustering Algorithm 100%
• Hashing 100%
• Perceptual Image Hashing 100%
• Polynomial Time 50%
• Hash Function 50%
• Feature Extraction 50%
• Image Database 50%
• Authentication 50%
• Clustered Data 50%
• Perceptual Image 50%
• Watermarking 50%

Keyphrases

• Clustering Methods 100%
• Image Hashing 100%
• Hashing 60%
• Clustering Algorithm 20%
• Function Map 20%
• NP-complete 20%
• Hash Function 20%
• Feature Extraction 20%
• Feature Extractor 20%
• Image Database 20%
• Human Eye 20%
• Image Authentication 20%
• Clustering Problem 20%
• Data Clustering 20%
• Polynomial Heuristics 20%
• Image Appearance 20%
• Stirmark 20%
• Binary String 20%
• Image Watermarking 20%
• Perceptual Robustness 20%