{"id":"W2188992153","doi":"","title":"Simulation-based randomized systematic PPS sampling under substitution of units","year":2008,"lang":"en","type":"article","venue":"","topic":"Survey Sampling and Estimation Techniques","field":"Mathematics","cited_by":22,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Substitution (logic); Computer science; Sampling (signal processing); Econometrics; Statistics; Mathematics; Filter (signal processing)","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":["metaresearch"],"consensus_categories":[],"category_scores_codex":[0.001781396,0.0001333256,0.0006601536,0.0001700739,0.0001213392,0.00001124003,0.00009730265,0.00008763445,0.00006827101],"category_scores_gemma":[0.01134331,0.0001014638,0.0001127637,0.000336851,0.0001213212,0.0000808661,0.000009992449,0.00006603661,0.00001142007],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003948942,"about_ca_system_score_gemma":0.00009661162,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004559204,"about_ca_topic_score_gemma":0.000004347838,"domain_scores_codex":[0.9983768,0.0003278929,0.000758605,0.0001298827,0.0002838271,0.0001229581],"domain_scores_gemma":[0.9832842,0.01556802,0.000331921,0.0002932581,0.000483473,0.00003912457],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.002361472,0.0002292864,0.0003798417,0.01237497,0.0001718008,0.000001809555,0.0007186987,0.7636365,0.0002593551,0.2197502,0.00008399626,0.00003203979],"study_design_scores_gemma":[0.02226167,0.00002521261,0.00006091055,0.002491748,0.0001607843,0.00000385098,0.0001004571,0.8903996,0.006559209,0.07766095,0.000003504866,0.0002720533],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.1139541,0.00004755347,0.8843165,0.00001923349,0.00005420925,0.0007181088,0.000002993053,0.0003820731,0.000505179],"genre_scores_gemma":[0.9075334,0.000003334728,0.09220254,0.00003552185,0.00001288695,0.00004925653,0.0000157745,0.00001529661,0.0001319964],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.7935793,"threshold_uncertainty_score":0.9969845,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2725552137362245,"score_gpt":0.3808668996483965,"score_spread":0.108311685912172,"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."}}