{"id":"W2980808978","doi":"10.22215/etd/2019-13637","title":"A Lexical Profile Analysis of a Diagnostic Writing Assessment: The Relationship between Lexical Profiles and Writing Proficiency","year":2019,"lang":"en","type":"dissertation","venue":"","topic":"Second Language Acquisition and Learning","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"","keywords":"Vocabulary; Sophistication; Remedial education; Academic writing; Linguistics; Psychology; Lexical density; Test (biology); Lexical item; English for academic purposes; Computer science; Second language writing; Quality (philosophy); Natural language processing; Mathematics education; Second language; Sociology","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":[0.001486083,0.0002920815,0.0002677918,0.002555965,0.0003893004,0.001329031,0.0002771917,0.0003915659,0.00265469],"category_scores_gemma":[0.01814261,0.0001800047,0.000356898,0.001139268,0.0003254907,0.0008245485,0.0009886709,0.0005060589,0.000657549],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002300024,"about_ca_system_score_gemma":0.0003703719,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000898431,"about_ca_topic_score_gemma":0.00140062,"domain_scores_codex":[0.9988303,0.0003069819,0.0002554214,0.0001400018,0.0003915026,0.00007590326],"domain_scores_gemma":[0.9867425,0.006994903,0.002657386,0.0005686788,0.002210577,0.0008258906],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005489984,0.0002238141,0.945174,0.00006457615,0.00008455176,0.0001767119,0.000986438,0.0002343257,0.01139449,0.0001344427,0.000214159,0.04076351],"study_design_scores_gemma":[0.00001148692,0.0003782319,0.9937663,0.00002031371,0.00003018993,0.0005372121,0.0008529304,0.001365004,0.00254063,0.0001903664,0.0002935434,0.00001376156],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9970692,0.00002634226,0.001219029,0.00001544316,0.000004116918,0.00004281336,0.000128883,0.00001537864,0.001478867],"genre_scores_gemma":[0.9977251,0.00002375638,0.001512932,0.000006511278,0.000002573204,0.00003984147,0.0001673586,0.000005716481,0.000516149],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00265469,"threshold_uncertainty_score":0.008880854,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0450921814918889,"score_gpt":0.4019623232594444,"score_spread":0.3568701417675555,"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."}}