{"id":"W4387414891","doi":"10.2139/ssrn.4592958","title":"Do Search Engines Increase Concentration in Media Markets?","year":2023,"lang":"en","type":"article","venue":"SSRN Electronic Journal","topic":"Media Influence and Politics","field":"Social Sciences","cited_by":4,"is_retracted":false,"has_abstract":false,"ca_institutions":"Queen's University","funders":"","keywords":"Business; Economics","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":[],"consensus_categories":[],"category_scores_codex":[0.005527474,0.00007119522,0.0001006173,0.0001388306,0.0002441382,0.00007927798,0.0002272555,0.00008228657,0.0001526877],"category_scores_gemma":[0.0009502333,0.00006731926,0.00004082505,0.0005948584,0.0001100619,0.0002451587,0.00001578385,0.0009522302,0.000173248],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006402977,"about_ca_system_score_gemma":0.004428044,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001269037,"about_ca_topic_score_gemma":0.007484446,"domain_scores_codex":[0.9967155,0.0003383772,0.000196829,0.0001056873,0.0004673407,0.002176224],"domain_scores_gemma":[0.9992904,0.0003486433,0.00004251291,0.00007436528,0.00007681641,0.00016725],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00004364395,0.00003291306,0.05922203,0.00000734976,0.00002793238,0.00004263627,0.02095363,0.00005861819,0.000227168,0.88973,0.0007704828,0.02888354],"study_design_scores_gemma":[0.002055711,0.0001652236,0.05141345,0.0001266767,0.00003506964,0.00007681327,0.1319964,0.0005927001,0.0003074096,0.7681115,0.04451291,0.000606135],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.991246,0.0006141364,0.00003086375,0.002296611,0.0003432969,0.0000992479,0.000002194759,0.00003999326,0.005327646],"genre_scores_gemma":[0.9848862,0.01330079,0.0000102341,0.0001016504,0.0008629012,0.000004827211,0.000005469827,0.000007774257,0.0008201957],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1216186,"threshold_uncertainty_score":0.785516,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02069093112188008,"score_gpt":0.3240212497708036,"score_spread":0.3033303186489235,"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."}}