{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001888","493:4930000853","493:4930003050","493:4930002900","493:4930002896","493:4930002382","493:4930001435","493:4930004831","493:4930003602","493:4930004685","493:4930000483","493:4930002055","493:4930004547","493:4930001070","493:4930004544","493:4930000748","493:4930000199","493:4930003243","496:4960004801","493:4930000856","493:4930001065","493:4930006493","493:4930005656","493:4930001559","496:4960000210"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,493,493,493,496],"twin_sims":[0.631576745443365,0.4708699369730614,0.4331541370645693,0.3934518177477792,0.39267629014663397,0.38783457874504257,0.3872697022219513,0.3689810359853498,0.34922559827108374,0.34230438750467296,0.3421591141033055,0.33742150687805844,0.336729943330747,0.32597629944767337,0.3211818420698109,0.31093167055297255,0.30131042663299296,0.2924172474723872,0.29092559072095064,0.2774583773979393,0.26506882496418,0.26406788697470146,0.25871334628021453,0.2548051304270982,0.25334948545953523],"twin_dists":[0.12450836401515229,0.1593992672938686,0.16800173723863818,0.17739130802471614,0.17757881609156637,0.17875338399458215,0.17889086727992556,0.1833954714371722,0.18838849752717762,0.19017234433224114,0.19020999070692313,0.19144242781680393,0.19162310752319853,0.19445907103971632,0.19574009818273505,0.19851536086844415,0.20116834729999625,0.20366486003575734,0.20408797332936351,0.20796830066199595,0.21164088946579765,0.21194219622222302,0.21356631152285385,0.21476514418663692,0.215214634594122],"n_dims_used":45,"mean_confidence":0.9244435628255209},"coverage":{"mean_confidence":0.9244435628255209,"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}}