{"id":"W2274526623","doi":"10.4071/isom-2012-ta42","title":"Pb-free PBGA Design Points to Improve Handling Robustness","year":2012,"lang":"en","type":"article","venue":"IMAPSource Proceedings","topic":"Electronic Packaging and Soldering Technologies","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"IBM (Canada)","funders":"","keywords":"Materials science; Ball grid array; Brittleness; Soldering; Temperature cycling; Composite material; Shear stress; Shear (geology); Structural engineering; Metallurgy; Thermal; Engineering","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0004852252,0.0002864436,0.0002544247,0.0002052265,0.0001306025,0.0001134357,0.000583953,0.0001517519,0.000009058522],"category_scores_gemma":[0.0003545938,0.0002895541,0.00005982633,0.0003238532,0.00004182275,0.0003602548,0.0001884954,0.0004166554,0.00006655805],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001829889,"about_ca_system_score_gemma":0.00001263377,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000004610883,"about_ca_topic_score_gemma":3.146615e-7,"domain_scores_codex":[0.9982746,0.000004351631,0.0002209413,0.0002587888,0.0002103885,0.001030915],"domain_scores_gemma":[0.9993823,0.00004524004,0.00003730526,0.0002732647,0.00006930214,0.0001925569],"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":[0.00009903026,0.0002028779,0.005029944,0.0009336575,0.0003703391,0.00001041355,0.0100066,0.03773467,0.7728572,0.005646224,0.1106721,0.05643685],"study_design_scores_gemma":[0.0009574378,0.000188637,0.0004008198,0.0002608924,0.00006988397,0.00009969978,0.000895845,0.04748684,0.9307611,0.002943902,0.01465802,0.001276936],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6281464,0.001174047,0.362164,0.0007337674,0.0004478946,0.0003898767,0.000004160358,0.004674966,0.002264902],"genre_scores_gemma":[0.9373737,0.00003007605,0.06187018,0.00007756189,0.0002414975,0.00009774099,9.339822e-7,0.00008832866,0.0002199667],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3092273,"threshold_uncertainty_score":0.9999557,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01433194329284766,"score_gpt":0.2129837703530747,"score_spread":0.198651827060227,"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."}}