{"id":"W4414885818","doi":"10.1088/1742-5468/ae0429","title":"Exactly solvable inhomogeneous <i>XY</i> spin chain","year":2025,"lang":"en","type":"article","venue":"Journal of Statistical Mechanics Theory and Experiment","topic":"Quantum many-body systems","field":"Physics and Astronomy","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Montreal Clinical Research Institute; Université de Montréal; Université du Québec à Montréal","funders":"Natural Sciences and Engineering Research Council of Canada; Centre National de la Recherche Scientifique","keywords":"Eigenvalues and eigenvectors; Chain (unit); Spectrum (functional analysis); Spin (aerodynamics); Matrix (chemical analysis); Contiguity","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000305298,0.0003073232,0.0005488751,0.0005915167,0.0006964002,0.001398612,0.0006734299,0.0007090971,0.003612548],"category_scores_gemma":[0.0006169204,0.0002475079,0.0003566303,0.0004505859,0.001455648,0.00102634,0.0005758955,0.0003496979,0.0001998823],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004900689,"about_ca_system_score_gemma":0.0005310415,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002099467,"about_ca_topic_score_gemma":0.002285972,"domain_scores_codex":[0.9998702,0.00002600116,0.000007228653,0.00001876372,0.00003054641,0.00004722632],"domain_scores_gemma":[0.9996984,0.00005917951,0.00006386961,0.0000605951,0.00004149402,0.0000764842],"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":[0.0002301765,0.00009495007,0.001591069,0.00008174957,0.00003642227,0.001205462,0.0002751696,0.09827108,0.02433138,0.8702829,0.0009652468,0.002634519],"study_design_scores_gemma":[0.00009205321,0.00007694298,0.001639228,0.00001883394,0.00002016043,0.0002553551,0.000271691,0.796779,0.004554339,0.1952351,0.001016105,0.00004115548],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.955443,0.00009111875,0.02686248,0.0001943527,0.00003322219,0.00001932981,0.00006771396,0.00007874158,0.01721005],"genre_scores_gemma":[0.9950506,0.00004981588,0.002475286,0.00003502075,0.00001558443,0.00001429323,0.00004916733,0.00001406077,0.002296206],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003612548,"threshold_uncertainty_score":0.0120852,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005875783300611052,"score_gpt":0.2742207098862752,"score_spread":0.2683449265856642,"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."}}