{"id":"W2166566788","doi":"10.1109/isit.2006.262038","title":"How much feedback is required in MIMO Broadcast Channels?","year":2006,"lang":"en","type":"article","venue":"","topic":"Advanced MIMO Systems Optimization","field":"Engineering","cited_by":24,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Telecommunications link; Base station; MIMO; Order (exchange); Control theory (sociology); Mathematics; Computer science; Topology (electrical circuits); Combinatorics; Telecommunications; Statistics; Control (management); Beamforming","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":[0.002321057,0.0007359044,0.001224189,0.0003165676,0.0006405498,0.001141545,0.0008494881,0.001387884,0.001758394],"category_scores_gemma":[0.02533695,0.0005468482,0.0002622173,0.0004917392,0.001344187,0.003496753,0.0006300485,0.0008607226,0.000333862],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009109714,"about_ca_system_score_gemma":0.0008565097,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00124647,"about_ca_topic_score_gemma":0.001183818,"domain_scores_codex":[0.9979283,0.0007088118,0.00009731233,0.0002528099,0.0006039889,0.0004088486],"domain_scores_gemma":[0.9788585,0.0175636,0.001611572,0.0006242147,0.001058991,0.0002831205],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.001923662,0.0003231984,0.004515612,0.001763912,0.0001226648,0.0008839262,0.0005291359,0.706933,0.06642897,0.1216353,0.003913456,0.09102724],"study_design_scores_gemma":[0.0002071727,0.001006733,0.004341579,0.0002205222,0.00009683635,0.0009463902,0.0004396689,0.8480271,0.02536444,0.1172429,0.002018414,0.00008819666],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2937106,0.005460557,0.6862823,0.003564455,0.000304552,0.00008339792,0.000515866,0.000833094,0.009245154],"genre_scores_gemma":[0.9796084,0.001037416,0.01778171,0.0002832798,0.0001640635,0.00005738447,0.00008419403,0.00005806782,0.0009254396],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.002321057,"threshold_uncertainty_score":0.01227504,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01010042647408095,"score_gpt":0.2020986697944082,"score_spread":0.1919982433203272,"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."}}