{"id":"W3040691512","doi":"10.1007/978-3-030-63089-8_26","title":"OptiShard: An Optimized and Secured Hierarchical Blockchain Architecture","year":2020,"lang":"en","type":"book-chapter","venue":"Advances in intelligent systems and computing","topic":"Blockchain Technology Applications and Security","field":"Computer Science","cited_by":4,"is_retracted":false,"has_abstract":false,"ca_institutions":"Concordia University","funders":"","keywords":"Computer science; Blockchain; Scalability; Correctness; Distributed computing; Fault tolerance; Database transaction; Overhead (engineering); Distributed transaction; Computer network; Architecture; Transaction processing; Hierarchy; Computer security; Database; Operating system; Algorithm","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0003944482,0.0004561376,0.0007555506,0.0002672643,0.0002153919,0.0001840341,0.0008446251,0.000444924,0.000004019687],"category_scores_gemma":[0.00002638559,0.0004397017,0.0000717531,0.0001255878,0.0002387012,0.00009916097,0.0007599654,0.001100434,0.00000460198],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000424523,"about_ca_system_score_gemma":0.00003775468,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002162149,"about_ca_topic_score_gemma":0.00002124641,"domain_scores_codex":[0.9974397,0.00007641678,0.0007096578,0.001175524,0.0002504142,0.0003482982],"domain_scores_gemma":[0.9985369,0.0002407797,0.0003297694,0.0006242304,0.00005971611,0.0002085876],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00001069114,0.00001924103,0.00001985387,0.0001518489,0.00002700659,0.00004401954,0.0007557306,0.005063797,0.000005687399,0.8317314,0.00001572151,0.162155],"study_design_scores_gemma":[0.0004480735,0.0002623317,0.000007491528,0.0008123051,0.00002091068,0.0003394739,0.000145431,0.705735,0.00003119868,0.1770346,0.1142845,0.0008785942],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.0008756447,0.04464447,0.9368125,0.000913834,0.0005120689,0.001070384,0.00002160172,0.0004725643,0.01467695],"genre_scores_gemma":[0.7963879,0.009391475,0.1881711,0.000742522,0.0009820745,0.0001403898,0.00006012171,0.0001764937,0.003947924],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.7955123,"threshold_uncertainty_score":0.9998055,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01211870097004878,"score_gpt":0.2488399064982945,"score_spread":0.2367212055282457,"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."}}