{"id":"W3006779952","doi":"10.1016/j.icarus.2020.113708","title":"Particle Induced X-ray Emission spectrometry (PIXE) of Hawaiian volcanics: An analogue study to evaluate the APXS field analysis of geologic materials on Mars","year":2020,"lang":"en","type":"article","venue":"Icarus","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":14,"is_retracted":false,"has_abstract":false,"ca_institutions":"Brock University; University of Guelph","funders":"Natural Sciences and Engineering Research Council of Canada; Canadian Space Agency","keywords":"Basalt; Mars Exploration Program; Mineralogy; Silicate; Volcano; Mass spectrometry; Analytical Chemistry (journal); Geology; Materials science; Geochemistry; Chemistry; Astrobiology; Environmental chemistry; Physics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001814515,0.0001678356,0.00008377199,0.0007426901,0.0004914508,0.0005387281,0.0002214088,0.0002126908,0.0009955287],"category_scores_gemma":[0.0001935024,0.0001111543,0.00009629138,0.0005231465,0.0002348136,0.000314686,0.0002586712,0.0001798069,0.0001329506],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003535931,"about_ca_system_score_gemma":0.0002250776,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0252917,"about_ca_topic_score_gemma":0.02900327,"domain_scores_codex":[0.9999446,0.000006447933,0.000002358656,0.00002016133,0.00001696002,0.000009532871],"domain_scores_gemma":[0.9998949,0.00001473773,0.00001769321,0.00001445526,0.00004653793,0.00001186933],"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":[0.000509875,0.0001728759,0.4760159,0.00008455386,0.0001085815,0.001268203,0.001462009,0.001097965,0.5006881,0.0006700407,0.0003808721,0.01754095],"study_design_scores_gemma":[0.000007682306,0.00008150526,0.9635815,0.000004147912,0.00002793126,0.0003230193,0.0006646571,0.001250544,0.03201068,0.00007145591,0.001971265,0.000005681468],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9976665,0.00006533408,0.0003164351,0.00001413457,0.00000115167,0.000006562374,0.0001959478,0.0000109801,0.001722992],"genre_scores_gemma":[0.9981286,0.00006042384,0.0004800058,0.00001437147,0.000001872192,0.000004195465,0.0001901184,0.000007345457,0.001113018],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0252917,"threshold_uncertainty_score":0.05028898,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04046965949343725,"score_gpt":0.2658863864215319,"score_spread":0.2254167269280946,"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."}}