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Applied Sciences, Vol. 16, Pages 8935: Multi-Feature Fusion-Based Visual Security Index for Perceptual Image Encryption
5+ day, 11+ hour ago (308+ words) Visual security quantification is critical for evaluating perceptual image encryption schemes. Traditional visual security indices often rely on partial feature extraction and fixed-position block matching, which limits their capability to capture localized information leakage. To address these limitations, this paper…...