{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001060","490:4900000503","490:4900000619","490:4900000274","490:4900000475","496:4960008267","496:4960008773","490:4900000521","490:4900002031","496:4960008581","490:4900001740","490:4900002180","490:4900003898","490:4900001882","490:4900001600","490:4900003893","490:4900000326","490:4900000833","490:4900000517","490:4900000953","490:4900001061","490:4900004184","496:4960008379","487:4870002206","490:4900001093"],"twin_admin_codes":[490,490,490,490,490,496,496,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,496,487,490],"twin_sims":[0.7445483859739918,0.6542543372830746,0.6311896439064907,0.6281613777837551,0.6232408407994356,0.5391136501287015,0.5316474424358039,0.49465180647177825,0.49291563820364703,0.49174711649925096,0.4870641165409397,0.46693426845980734,0.4634821109529013,0.41920184875556527,0.41234716611125694,0.40936482775569183,0.4030991037402026,0.39987626225243433,0.3997512708781478,0.3949249501135221,0.3913649825751114,0.38130870958682117,0.38025860833037817,0.3794514236411504,0.37870018828085616],"twin_dists":[0.09975467163962243,0.1196339469937585,0.12459139425123524,0.12524078691836965,0.12629547708151365,0.14436866662761122,0.14598894261226258,0.1540971803706888,0.15448156602423355,0.15474049859582484,0.15578004974316076,0.1602849849991649,0.16106400031958992,0.1712573995436009,0.17287359258922866,0.17358040034675734,0.17507281597927668,0.1758445043135823,0.1758744893215739,0.17703560344868255,0.1778962582319062,0.18034754683576704,0.1806052859810661,0.18080363681496003,0.18098842268281187],"n_dims_used":45,"mean_confidence":0.9171368069118924},"coverage":{"mean_confidence":0.9171368069118924,"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}}