{"id":"W2268121593","doi":"10.4271/2007-01-1700","title":"Eutectic Segregation and Cracking in AZ91 Friction Stir Spot Welds","year":2007,"lang":"en","type":"article","venue":"SAE technical papers on CD-ROM/SAE technical paper series","topic":"Advanced Welding Techniques Analysis","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Eutectic system; Cracking; Materials science; Spot welding; Metallurgy; Welding; Composite material; Microstructure","routes":{"ca_aff":true,"ca_fund":true,"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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.001131702,0.000709377,0.0008085993,0.0006679408,0.0002603177,0.00009711946,0.0005204967,0.0009423333,0.0001278281],"category_scores_gemma":[0.000571337,0.0007108728,0.0002565407,0.001632418,0.0003975327,0.0007407725,0.0002368043,0.001631997,0.00003079565],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007578118,"about_ca_system_score_gemma":0.00002363672,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00007412641,"about_ca_topic_score_gemma":0.07529085,"domain_scores_codex":[0.9961833,0.00007440081,0.001154595,0.0009485538,0.0006653349,0.0009738301],"domain_scores_gemma":[0.998007,0.0005069455,0.0001657815,0.0009494989,0.00008088523,0.0002898751],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0001178018,0.0001031876,0.0007414558,0.0000747355,0.00003623619,0.00007276468,0.00003846639,0.001015494,0.9718958,0.006176649,0.0003138928,0.01941352],"study_design_scores_gemma":[0.0005009786,0.0004327474,0.9779245,0.0003089601,0.00008650168,0.0001046722,0.0001061677,0.000007893925,0.001824285,0.0086184,0.009271003,0.0008139403],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9651265,0.0006511948,0.0004644663,0.001094053,0.0002768713,0.001015656,0.00001717582,0.008139811,0.0232143],"genre_scores_gemma":[0.9794822,0.0008182806,0.01881345,0.000339329,0.0001194392,0.000137845,0.00002570148,0.0001622525,0.0001014941],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.977183,"threshold_uncertainty_score":0.9995342,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009516212472453326,"score_gpt":0.2497887761214565,"score_spread":0.2402725636490032,"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."}}