{"id":"W4410319167","doi":"10.21203/rs.3.rs-6544642/v1","title":"Development and performance analysis of a modified polyurea hydrophobic coating for improving water conveyance efficiency in concrete channel linings","year":2025,"lang":"en","type":"preprint","venue":"Research Square","topic":"Geotechnical Engineering and Underground Structures","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"Geomechanica (Canada)","funders":"National Natural Science Foundation of China; North China University of Water Resources and Electric Power","keywords":"Polyurea; Coating; Materials science; Channel (broadcasting); Water channel; Composite material; Engineering; Mechanical engineering; Telecommunications","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":[0.000224074,0.000290173,0.0002674795,0.0002479422,0.0001763196,0.0003185934,0.0002845101,0.0003459943,0.0003902635],"category_scores_gemma":[0.0003401792,0.0001562971,0.0002993925,0.0002015746,0.0001722498,0.0002191846,0.0001837504,0.0002137779,0.00013682],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002640608,"about_ca_system_score_gemma":0.0002176739,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001522371,"about_ca_topic_score_gemma":0.001880156,"domain_scores_codex":[0.9997537,0.00002233481,0.0000109674,0.00004462637,0.0001325809,0.000035906],"domain_scores_gemma":[0.9996917,0.00003440795,0.00008102283,0.00003265137,0.0001282746,0.00003196608],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00004230881,0.00002262887,0.0002312675,0.00004989272,0.00000534849,0.00001997384,0.0000115671,0.0006526081,0.9959423,0.00002203795,0.00001868447,0.002981413],"study_design_scores_gemma":[0.00000336428,0.0003763346,0.002034101,0.000002666583,0.00001763646,0.00002307888,0.000007608714,0.004166902,0.9929263,0.000002368792,0.0004347453,0.000004929012],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9928439,0.0007165959,0.005723401,0.00001322822,0.000018816,0.00002677687,0.00003111247,0.00005392255,0.0005722159],"genre_scores_gemma":[0.9934632,0.0003410572,0.004845225,0.000006904515,0.00000580134,0.00001002038,0.00004101413,0.00001396599,0.001272876],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001522371,"threshold_uncertainty_score":0.003027022,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02687646506976208,"score_gpt":0.2928117690680243,"score_spread":0.2659353039982622,"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."}}