{"id":"W4380088359","doi":"10.23977/jaip.2023.060401","title":"Application and Performance of Space Time Coding in MIMO System—Analysis of Alamouti Space Time Coding Scheme","year":2023,"lang":"en","type":"article","venue":"Journal of Artificial Intelligence Practice","topic":"Satellite Communication Systems","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Space–time code; MIMO; Coding (social sciences); Antenna diversity; Computer science; Diversity gain; Algorithm; Wireless; Space time; Coding gain; Electronic engineering; Telecommunications; Mathematics; Decoding methods; Engineering; Channel (broadcasting)","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003079737,0.0001477357,0.0005707694,0.0009451887,0.00005065904,0.00004574924,0.0003419396,0.0001009767,0.00002190381],"category_scores_gemma":[0.0007423083,0.0001540685,0.0001089522,0.002470999,0.00007008873,0.0006765992,0.00006765914,0.0003227252,0.0001082194],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001481087,"about_ca_system_score_gemma":0.00004079227,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005633535,"about_ca_topic_score_gemma":0.000008462721,"domain_scores_codex":[0.9977229,0.000189001,0.001331131,0.0001410922,0.0004185331,0.0001973811],"domain_scores_gemma":[0.9966012,0.00139564,0.001063232,0.0003867669,0.0004796041,0.00007358441],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.000435735,0.0001586104,0.008449461,0.001054722,0.00138795,0.00001913544,0.007907242,0.21226,0.7422257,0.005525202,0.00009000889,0.02048625],"study_design_scores_gemma":[0.00004200436,0.00006227034,0.001188272,0.0003576797,0.0002861208,0.00003489236,0.003564588,0.9187129,0.07503455,0.00001885245,0.0005588538,0.0001389937],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.965193,0.001363184,0.03048877,0.0004373323,0.0001949309,0.0003197732,0.000008656705,0.00008585737,0.00190852],"genre_scores_gemma":[0.9953409,0.00151811,0.003009176,0.000004718858,0.00005307785,0.000005208746,0.000003656514,0.00002213989,0.00004303531],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.706453,"threshold_uncertainty_score":0.628273,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03782803691105507,"score_gpt":0.3048797202751403,"score_spread":0.2670516833640852,"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."}}