{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003259","489:4890002837","489:4890002839","489:4890002180","489:4890002077","489:4890002835","489:4890002346","489:4890002506","489:4890002021","489:4890003582","489:4890001935","489:4890002328","489:4890002996","489:4890001928","489:4890001840","489:4890003260","489:4890002666","489:4890003005","489:4890002916","489:4890002997","489:4890002834","489:4890001681","489:4890003181","489:4890002505","489:4890002085"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8948090233455089,0.8906519017228564,0.8748793537391223,0.8506810419073753,0.837810078100717,0.8246165657048837,0.8167288748219544,0.8048775024320526,0.8048026897606987,0.8039095968342456,0.7985792870167085,0.7922654141964813,0.782528836368963,0.7807518574330318,0.7662942183354903,0.7651046525404169,0.762388392270929,0.7610423370643542,0.7575830900315114,0.754859292507032,0.7520794463067217,0.7494989963466673,0.7452445768435261,0.743378273188833,0.741964155922506],"twin_dists":[0.06123274672680237,0.06250232081276656,0.06715133547562673,0.07386148887189288,0.07726469816571921,0.08065545911375319,0.08264102400291942,0.08557244271495205,0.08559076302564711,0.08580929502262359,0.08710716259717047,0.08863090711473098,0.09095378522628382,0.0913744143530529,0.09476194507438661,0.09503807384856332,0.09566719976836269,0.09597826352628469,0.09677559016666636,0.09740134827491612,0.09803817452054349,0.09862773240103348,0.09959651359102817,0.10002026240881048,0.10034085479813849],"n_dims_used":45,"mean_confidence":0.9147969563802083},"coverage":{"mean_confidence":0.9147969563802083,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}