{"id":"W4413306007","doi":"10.1038/d41586-025-02615-6","title":"People are having fewer babies: Is it really the end of the world?","year":2025,"lang":"en","type":"article","venue":"Nature","topic":"Family Dynamics and Relationships","field":"Social Sciences","cited_by":2,"is_retracted":false,"has_abstract":false,"ca_institutions":"World Federation of Science Journalists","funders":"","keywords":"Fertility; Demography; Sociology; Population","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":[0.003007952,0.0002670509,0.0006975709,0.0006772878,0.002790048,0.003414544,0.0009422358,0.003233622,0.01518103],"category_scores_gemma":[0.01283677,0.0002762964,0.0003671051,0.0009548213,0.008007959,0.007055316,0.002107581,0.004102997,0.001105148],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001249324,"about_ca_system_score_gemma":0.001796632,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007361197,"about_ca_topic_score_gemma":0.009874329,"domain_scores_codex":[0.9976195,0.001022796,0.00007788421,0.0002832056,0.0005227047,0.0004740124],"domain_scores_gemma":[0.9929032,0.00204669,0.00175849,0.000399654,0.00111792,0.001774034],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0009293116,0.0003623605,0.2665285,0.001483476,0.0006287539,0.003191144,0.1245381,0.0002555854,0.004866478,0.1580589,0.1315367,0.3076206],"study_design_scores_gemma":[0.00007607997,0.0005449215,0.2564753,0.002921001,0.0003774406,0.004656497,0.2774194,0.0002678958,0.001244092,0.1635857,0.2921829,0.0002487805],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"commentary","genre_gemma":"commentary","genre_scores_codex":[0.3262157,0.02365541,0.001915179,0.5710426,0.003280166,0.00001763787,0.000712967,0.00007404053,0.07308619],"genre_scores_gemma":[0.9287407,0.01383978,0.0008971542,0.0482982,0.001176971,0.00002829591,0.0002104558,0.00005820535,0.006750303],"genre_candidate":"commentary","genre_consensus":"commentary","teacher_disagreement_score":0.01518103,"threshold_uncertainty_score":0.0507856,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01143806824373855,"score_gpt":0.3021399119909871,"score_spread":0.2907018437472486,"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."}}