{"id":"W4411725828","doi":"10.1109/tit.2025.3583936","title":"Additivity of Quantum Capacities in Simple Non-Degradable Quantum Channels","year":2025,"lang":"en","type":"article","venue":"IEEE Transactions on Information Theory","topic":"Quantum and electron transport phenomena","field":"Physics and Astronomy","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Canada First Research Excellence Fund","keywords":"Quantum; Simple (philosophy); Quantum channel; Statistical physics; Additive function; Quantum capacity; Amplitude damping channel; Computer science; Quantum network; Physics; Quantum information; Quantum mechanics; Mathematics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003625261,0.0001779439,0.0002626557,0.0004374643,0.0001492774,0.00002668166,0.0001432573,0.00006310879,0.0006998555],"category_scores_gemma":[0.000001656147,0.0001755698,0.0001339638,0.000433257,0.0001216581,0.0008370649,8.333876e-7,0.000286407,0.00005126849],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004698216,"about_ca_system_score_gemma":0.0001247974,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003637855,"about_ca_topic_score_gemma":0.00001128414,"domain_scores_codex":[0.9988771,0.00006140176,0.0005118597,0.000114989,0.0001464396,0.0002882277],"domain_scores_gemma":[0.9993646,0.0001626613,0.00013006,0.0002287043,0.00007090727,0.00004304279],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0005716288,0.0006526306,0.0002403073,0.0002811889,0.0002661281,4.430604e-7,0.007478473,0.02896925,0.0009247376,0.9284295,0.0009645713,0.03122112],"study_design_scores_gemma":[0.00387568,0.0004378101,0.001519463,0.0003355553,0.0001461073,9.731807e-7,0.02161715,0.04941008,0.2543354,0.6621051,0.005320291,0.0008964559],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2191334,0.00001047328,0.7682734,0.0000450459,0.0003556322,0.0002397606,0.0002868423,0.00003510355,0.01162034],"genre_scores_gemma":[0.9993176,0.000008948595,0.00002319402,0.00008866173,0.0000169114,0.0001057058,0.00006240218,0.000008130961,0.0003684702],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.7801842,"threshold_uncertainty_score":0.7662928,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005983109724940201,"score_gpt":0.2179161874973188,"score_spread":0.2119330777723786,"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."}}