权威例句
Halftone visual cryptographyHalftone visual cryptographyHalftone Visual Cryptography Via Error DiffusionHalftone to Continuous-Tone Conversion of Error-Diffusion Coded ImagesData hiding watermarking for halftone images.Designing responsive buckled surfaces by halftone gel lithography.The penetration of light into paper and its effect on halftone reproductionMethods and means for embedding machine readable digital data in halftone imagesImaging Characteristics of Multi-Phase-Shifting and Halftone Phase-Shifting Masks : Photolithography :Hybrid pixel-based data hiding and block-based watermarking for error-diffused halftone images