{"id":"W2053220563","doi":"10.1007/s11128-012-0500-x","title":"Ancilla models for quantum operations: for what unitaries does the ancilla state have to be physical?","year":2012,"lang":"en","type":"article","venue":"Quantum Information Processing","topic":"Quantum Information and Cryptography","field":"Computer Science","cited_by":6,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"","keywords":"Unitary state; Unitary operator; Uncorrelated; Physical system; Operator (biology); TRACE (psycholinguistics); State (computer science); Quantum computer; Quantum; Physics; Quantum decoherence; Computer science; Statistical physics; Quantum mechanics; Algorithm; Mathematics; Hilbert space","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":"codex-gemma-dda1882f352a","candidate_categories":["sts","scholarly_communication"],"consensus_categories":["scholarly_communication"],"category_scores_codex":[0.001094117,0.0003043465,0.0002702955,0.0003194395,0.001376585,0.002991594,0.0007841076,0.0000757243,0.000003075846],"category_scores_gemma":[0.0002146111,0.0001941521,0.0001639299,0.0006636014,0.00009739786,0.0347416,0.0001360278,0.000138115,0.00002939206],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007504705,"about_ca_system_score_gemma":0.0002346849,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001519504,"about_ca_topic_score_gemma":0.00001829282,"domain_scores_codex":[0.997719,0.0000423454,0.0007810256,0.0001942011,0.0005418794,0.0007215445],"domain_scores_gemma":[0.9976301,0.000231341,0.0003105698,0.0004913431,0.001112578,0.0002240711],"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":[0.00005427588,0.00006421559,0.00001510664,0.0003032495,0.00002506814,3.495185e-8,0.1228797,0.01879179,0.00006264029,0.7638496,0.002250594,0.09170373],"study_design_scores_gemma":[0.0004448074,0.0001061318,0.00003351168,0.00006833312,0.00001354318,0.000004252155,0.01557329,0.8872852,0.001515575,0.0321849,0.06242332,0.0003471462],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.03926626,0.0002526627,0.9518179,0.005954861,0.0006699824,0.001465035,0.00006395854,0.0002746069,0.000234762],"genre_scores_gemma":[0.9657592,0.00006264346,0.02301106,0.009878554,0.0001660826,0.0009567383,0.0001080353,0.00001951275,0.00003816269],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9288068,"threshold_uncertainty_score":0.9999235,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03504721309458193,"score_gpt":0.2840239470712919,"score_spread":0.24897673397671,"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."}}