{"id":"W2400800028","doi":"10.1080/03155986.2005.11732713","title":"A Note on Postman Problems with Zigzag Service","year":2005,"lang":"en","type":"article","venue":"INFOR Information Systems and Operational Research","topic":"Transportation Planning and Optimization","field":"Social Sciences","cited_by":10,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Zigzag; Arc routing; Service (business); Generalization; Arc (geometry); Flexibility (engineering); Transformation (genetics); Computer science; Travelling salesman problem; Mathematics; Routing (electronic design automation); Mathematical optimization; Combinatorics; Operations research; Business; Computer network; Geometry; Marketing; Mathematical analysis; Chemistry","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001596702,0.00007779241,0.00008423945,0.0002671684,0.001031558,0.0006801577,0.0001095009,0.00008956918,0.00005393038],"category_scores_gemma":[0.0001048486,0.00006178179,0.00001123919,0.000473789,0.0000840903,0.002346184,0.000008280897,0.0001810769,0.0002881755],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009551667,"about_ca_system_score_gemma":0.0004197541,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002082527,"about_ca_topic_score_gemma":0.001596309,"domain_scores_codex":[0.998091,0.00009119121,0.0003142605,0.00009312067,0.00117185,0.0002385826],"domain_scores_gemma":[0.9982585,0.0001622713,0.00006845764,0.00008958068,0.001291042,0.0001301576],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0001866607,0.00004294359,0.003461855,0.0001314081,0.00002221655,8.37159e-7,0.09252211,0.3417323,0.00001503487,0.5482896,0.004503432,0.009091574],"study_design_scores_gemma":[0.0006741447,0.0001430849,0.005399348,0.0001341019,0.00000277976,0.000004093736,0.006752209,0.03248782,0.00001536669,0.00002277658,0.9542084,0.0001558971],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.281058,0.000174154,0.01434412,0.03811292,0.0004208604,0.00443951,0.0002240924,0.0004051473,0.6608212],"genre_scores_gemma":[0.9959926,0.00004241322,0.0007554621,0.0009040204,0.0001841694,0.0001065648,0.0002330378,0.000005227725,0.001776519],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9497049,"threshold_uncertainty_score":0.7934017,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05063958712237072,"score_gpt":0.3600279495767896,"score_spread":0.3093883624544189,"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."}}