{"id":"W2099522093","doi":"10.1109/ccece.2013.6567726","title":"An extended visual cryptography scheme without pixel expansion for halftone images","year":2013,"lang":"en","type":"article","venue":"","topic":"Advanced Steganography and Watermarking Techniques","field":"Computer Science","cited_by":53,"is_retracted":false,"has_abstract":true,"ca_institutions":"Memorial University of Newfoundland","funders":"","keywords":"Visual cryptography; Halftone; Cryptography; Computer science; Secret sharing; Computer vision; Scheme (mathematics); Artificial intelligence; Cover (algebra); Pixel; ID-based cryptography; Image (mathematics); Neural cryptography; Encryption; Mathematics; Computer security; Public-key cryptography; Key distribution","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004048198,0.0003224881,0.0004126189,0.0004424637,0.0003422154,0.0006173074,0.0006217201,0.0006507235,0.002328112],"category_scores_gemma":[0.0009398154,0.0001678256,0.0004285917,0.0004882882,0.0005341587,0.002063125,0.0008906034,0.0007247936,0.0006300669],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004249784,"about_ca_system_score_gemma":0.0004230505,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002623824,"about_ca_topic_score_gemma":0.0002828861,"domain_scores_codex":[0.9995858,0.0000676365,0.00002646603,0.00007671768,0.0001821437,0.00006114535],"domain_scores_gemma":[0.9994569,0.0001125311,0.00007448328,0.0002238221,0.00009816821,0.00003401693],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001073188,0.0001221337,0.0006065206,0.0003387358,0.00006314363,0.0006497122,0.0002712216,0.03174369,0.5008621,0.1436158,0.002027315,0.3186263],"study_design_scores_gemma":[0.0002871015,0.001337686,0.00230845,0.0001519409,0.00009609615,0.003338965,0.0001059967,0.3970944,0.4804091,0.05196509,0.06270439,0.0002008854],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.1325792,0.001670236,0.8516163,0.0003439677,0.000251531,0.0002120798,0.0001233249,0.0005400028,0.01266332],"genre_scores_gemma":[0.7415063,0.0009218223,0.2417992,0.0001553169,0.00008484967,0.0001110352,0.0001547443,0.00005013345,0.01521664],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.002328112,"threshold_uncertainty_score":0.007788241,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01128320583051726,"score_gpt":0.2922157011035398,"score_spread":0.2809324952730225,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}