{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004862","490:4900001886","490:4900002048","490:4900009306","490:4900001593","490:4900005141","466:4660000264","466:4660001147","493:4930006232","496:4960011816","466:4660000519","490:4900004326","470:4700002785","490:4900004459","490:4900004993","490:4900000577","490:4900002040","496:4960011197","490:4900004046","466:4660000715","493:4930004272","490:4900005781","496:4960000707","487:4870002774","466:4660000398"],"twin_admin_codes":[490,490,490,490,490,490,466,466,493,496,466,490,470,490,490,490,490,496,490,466,493,490,496,487,466],"twin_sims":[0.7328938702962345,0.49445014914938523,0.45065674317443494,0.42890383468769977,0.4154161152242167,0.39054983410933236,0.36914898904363996,0.35546348055299143,0.3403273812115571,0.33955669769130964,0.3366746170570029,0.33208536823275864,0.3303618811180504,0.32686249249036764,0.32583414159998203,0.3161757679519866,0.31410836621555893,0.3132267619690714,0.30926601946466004,0.3060328043916255,0.2952513113297809,0.2941809024549176,0.29344303162609714,0.28906016008474955,0.2887572012019283],"twin_dists":[0.10238762526569102,0.1541418068942481,0.163976436702726,0.16898887271159907,0.17214857891294222,0.17809384014905827,0.18335361196972008,0.18679660746045898,0.19068540374356324,0.1908858386855168,0.19163757086962727,0.19284181010386817,0.19329640297480932,0.19422343846107182,0.19449690281932092,0.19708914463583416,0.19764978941057712,0.1978895028613745,0.19897122994577907,0.19986016667620568,0.2028644798451569,0.20316624222730134,0.20337463591296262,0.20461892988712702,0.20470535367895779],"n_dims_used":45,"mean_confidence":0.9158640543619792},"coverage":{"mean_confidence":0.9158640543619792,"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}}