{"id":"W2060728951","doi":"10.1021/ed4005722","title":"Field and In-Lab Determination of Ca<sup>2+</sup> in Seawater","year":2014,"lang":"en","type":"article","venue":"Journal of Chemical Education","topic":"Various Chemistry Research Topics","field":"Chemistry","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Ethylenediaminetetraacetic acid; Seawater; Potentiometric titration; Complexometric titration; Field (mathematics); Chemistry; Analytical Chemistry (journal); Titration; Instrumentation (computer programming); Sampling (signal processing); Inorganic chemistry; Electrode; Chromatography; Computer science; Mathematics; Optics; Physical chemistry; Geology; Chelation; Physics","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":[0.001427162,0.0006023438,0.0004933745,0.0002950713,0.0008968149,0.0005510024,0.001075625,0.0007947849,0.007096661],"category_scores_gemma":[0.00186033,0.0002069962,0.0002813179,0.0003395778,0.0006086517,0.0006203268,0.001116919,0.0007222091,0.001725643],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007119328,"about_ca_system_score_gemma":0.0004870493,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007749493,"about_ca_topic_score_gemma":0.001761086,"domain_scores_codex":[0.9991116,0.0001801207,0.00003455723,0.0003232117,0.0002703787,0.00008021427],"domain_scores_gemma":[0.9981165,0.0006562736,0.0001281442,0.0002818697,0.0004716789,0.000345611],"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":[0.001469792,0.002322144,0.01180627,0.0002702087,0.00002465007,0.0001299522,0.0007542685,0.001408204,0.7877853,0.001588493,0.004086806,0.1883539],"study_design_scores_gemma":[0.0001402968,0.01153397,0.03370838,0.00002376476,0.00003525604,0.001034894,0.001122764,0.008911174,0.9155551,0.002621356,0.02520094,0.0001121086],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"methods","genre_scores_codex":[0.9084845,0.0004021662,0.07078609,0.0008399042,0.0002292776,0.000531414,0.0005303068,0.001308911,0.01688737],"genre_scores_gemma":[0.8012595,0.0004010024,0.1709491,0.000472861,0.00010202,0.0003712477,0.0004262306,0.0001963137,0.02582178],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.007096661,"threshold_uncertainty_score":0.02374065,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008883427372940978,"score_gpt":0.2922319181479976,"score_spread":0.2833484907750566,"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."}}