{"id":"W110641398","doi":"10.1007/978-3-642-32998-2_36","title":"Towards the Unification of the Vertical Datum Over the North American Continent","year":2012,"lang":"en","type":"book-chapter","venue":"International Association of Geodesy symposia","topic":"Geophysics and Gravity Measurements","field":"Earth and Planetary Sciences","cited_by":12,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary; Natural Resources Canada","funders":"","keywords":"Geodetic datum; Geodesy; North American Datum of 1927; GNSS applications; Geoid; Geology; Subsidence; Global Positioning System; Geography; Meteorology; Computer science; Geophysics; Telecommunications; Geomorphology","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":[0.00550491,0.0004636638,0.0005539499,0.002725566,0.001450788,0.004500029,0.001333435,0.001046137,0.003146784],"category_scores_gemma":[0.008185862,0.0006414097,0.0004246611,0.005109949,0.001741142,0.005789154,0.003448011,0.004739155,0.001093494],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002833483,"about_ca_system_score_gemma":0.00826621,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05833574,"about_ca_topic_score_gemma":0.06739172,"domain_scores_codex":[0.9986456,0.0003017791,0.0001940692,0.0002565202,0.0004793939,0.000122688],"domain_scores_gemma":[0.9953495,0.000870333,0.0002883411,0.0009847842,0.002209177,0.0002978868],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00006138915,0.0000444672,0.005027443,0.0003229591,0.00004213489,0.0001121519,0.002351506,0.001590638,0.001708247,0.4124102,0.06845328,0.5078756],"study_design_scores_gemma":[0.000009394667,0.00001853286,0.01452267,0.0006505722,0.00004153622,0.0001040044,0.0008366309,0.001961845,0.0007022766,0.05442336,0.9267,0.00002925999],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"other","genre_gemma":"methods","genre_scores_codex":[0.05325564,0.07928816,0.3077613,0.06947485,0.02458151,0.0002698771,0.0067942,0.001783736,0.4567908],"genre_scores_gemma":[0.2801847,0.06067446,0.5160756,0.009543432,0.005952537,0.0006000096,0.01228468,0.00149824,0.1131864],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.05833574,"threshold_uncertainty_score":0.1159924,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01588844647425878,"score_gpt":0.2137664877034633,"score_spread":0.1978780412292046,"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."}}