{"id":"W4226495069","doi":"10.2139/ssrn.4060743","title":"Quarter Circle Speller: Eeg Motor Imagery Signal-Based Text Entry System for Motor-Impaired People","year":2022,"lang":"en","type":"article","venue":"SSRN Electronic Journal","topic":"Gaze Tracking and Assistive Technology","field":"Computer Science","cited_by":1,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"","keywords":"Electroencephalography; Motor imagery; Quarter (Canadian coin); Psychology; Audiology; SIGNAL (programming language); Speech recognition; Brain–computer interface; Physical medicine and rehabilitation; Computer science; Neuroscience; Medicine; Geography","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.001915486,0.000243273,0.0003552765,0.0003552954,0.0008516911,0.0001690027,0.001459077,0.00008467264,0.00004202862],"category_scores_gemma":[0.00003384079,0.0002560242,0.000335516,0.0004636076,0.00004545235,0.0002331214,0.000162688,0.001661793,0.00004834441],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001878397,"about_ca_system_score_gemma":0.002151297,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004411718,"about_ca_topic_score_gemma":0.00005889869,"domain_scores_codex":[0.9958712,0.0002385155,0.0004449723,0.0005167882,0.0004799303,0.002448634],"domain_scores_gemma":[0.9987118,0.0001977768,0.000331555,0.0005091103,0.000125152,0.0001245669],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001635515,0.003300084,0.01549818,0.000522367,0.001745339,0.0004165226,0.002021072,0.004399086,0.1384404,0.4475421,0.01927652,0.3652029],"study_design_scores_gemma":[0.02832643,0.02965568,0.05335163,0.0004208653,0.000572773,0.01482836,0.02717735,0.5534469,0.01625275,0.2380509,0.03177019,0.006146133],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.1727533,0.001158598,0.8204637,0.003484869,0.000825613,0.0005069621,0.00002449815,0.0005365281,0.0002459536],"genre_scores_gemma":[0.9971651,0.00002007598,0.001629273,0.0001540394,0.0001708043,0.0000983737,0.000005188053,0.00003405273,0.0007230826],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.8244117,"threshold_uncertainty_score":0.9999892,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005677015127915218,"score_gpt":0.2048352824565072,"score_spread":0.199158267328592,"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."}}